Analysys Mason RMA03 Interconnect and Partner Billing Jan10

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    © 2009 Analysys Mason Ltd. All rights reserved worldwide.

    Outlook

    Interconnect and Partner Billing

    Peter Mottishaw, Teresa Cottam and Larry Goldman

    January 2010

    Program: Billing & Customer Care

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    Table of contents

    © 2010 Analysys Mason Ltd. 2 

    Table of contents

    Executive summary ...................................................................................... 4 

    Market Share ............................................................................................... 6 Forecast ....................................................................................................... 9 

    Forecast by communications service ................................................................... 9 

    Forecast by region ............................................................................................. 10 

    Market drivers and inhibitors ...................................................................... 13 

    Drivers ................................................................................................................ 13 

    High mobile subscriber growth .................................................................................... 13 

    Declining voice revenue and drive for cost savings .................................................... 14 

    Proliferation of non-telecom partners .......................................................................... 15 

    Bill disputes are increasing.......................................................................................... 16 

    New complex IP-based services ................................................................................. 16 

    Just-in-time buying and selling of capacity .................................................................. 18 

    Infrastructure sharing .................................................................................... .............. 18 

    Rate proliferation and change ..................................................................................... 19 

    Business inhibitors ............................................................................................. 19 

    Inertia combined with other priorities .......................................................................... 19 

    Lack of expertise ......................................................................................................... 20 

    Partner settlement projects are low in budgeting priority ............................................ 20 

    Business environment ................................................................................ 21 

    Interconnect settlement ...................................................................................... 21 Roaming settlement ........................................................................................... 23 

    Content, appl ication and advertising revenue share .......................................... 25 

    Buying an entirely new system .................................................................................... 26 

    Buying an adjunct system or module from existing interconnect or retail billing supplier 

     ..................................................................................................................................... 26 

    Building a solution in house......................................................................................... 26 

    Outsourced service ..................................................................................................... 26 

    Market definition ......................................................................................... 27 

    Partner and Interconnect Billing Definition ......................................................... 27 

    Interconnect billing ............................................................................................. 31 CABS billing and reciprocal compensation in the US market ..................................... 33 

    Roaming billing .................................................................................................. 34 

    Content and application partner billing ............................................................... 35 

    Vendor summaries ..................................................................................... 37 

     Amdocs .............................................................................................................. 37 

    Comptel .............................................................................................................. 37 

    PO Box 1319Sugar Grove, IL 60554-1319

    Phone: +1.630.466.9223Fax: +1.630.566.3863

    E-mail: [email protected]: www.ossobserver.com

    OSS Observer is part of Analysys Mason Ltd

    [email protected]

     Analysys Mason Ltdis registered in

    England and WalesRegistration No. 5177472

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    Convergys .......................................................................................................... 37 

    Ericsson ............................................................................................................. 37 

    I-ConX ................................................................................................................ 37 

    Intec ................................................................................................................... 38 

    Oracle ................................................................................................................ 38 

    Sitronics ............................................................................................................. 38 

    Subex ................................................................................................................. 38 

    Telarix ................................................................................................................ 38 

    Valista ................................................................................................................ 39 

    Partner billing suppliers .............................................................................. 40 

    Recommendations ..................................................................................... 42 

    Recommendations for CSPs .............................................................................. 42 

    Recommendations for vendors .......................................................................... 43 

    List of figures

    Figure 1: Partner settlement forecast ....................................................................................... 4 

    Figure 2: Partner settlement market share .............................................................................. 6 

    Figure 3: 2008-2013 Partner settlement forecast .................................................................... 9 

    Figure 4: 2008-2013 Partner settlement forecast by communications service ...................... 10 

    Figure 5: 2008-2013 Partner settlement forecast by region................................................... 11 

    Figure 6: Industry convergence.............................................................................................. 25 

    Figure 7: Partner and interconnect billing in the Analysys Mason segmentation .................. 27 

    Figure 8: General partner and interconnect scenario ............................................................ 28 

    Figure 9: Interconnect scenario.............................................................................................. 31 Figure 10: Mobile roaming scenario ....................................................................................... 34 

    Figure 11: Content and application partner billing ................................................................. 35 

    List of tables

    Table 1: Comparison of partner and interconnect billing suppliers ........................................ 40 

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    Executive summary

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    Executive summary

     A customer for telecom services has a contractual relationship with

    a given communications service provider (CSP) who bills the

    customer for services used. In the simplest case the CSP providesthe service – a call within the CSP‟s network for example – but in

    many situations the service will require other service providers to

    provide some of the service. Settlement is the process by which the

    CSP who bills the end customer pays the other service providers

    and third parties for their part in delivering the service. Interconnect

    and partner billing software systems have evolved rapidly to

    automate this settlement process.

    Interconnect settlement software systems enable CSPs to

    accurately record the volume and value of traffic (primarily voice

    calls) that cross their network borders. CSPs terminating incomingtraffic from international destinations are able to claim a share of the

    revenue from the originating CSP. Partner settlement software

    systems provide equivalent capabilities for non-telecom partners

    who provide content, applications and other services. This is the

    fastest growing part of the partner and interconnect billing segment.

    Figure 1: Partner settlement forecast

    We identify three major areas of partner and interconnect

    settlement;

    Call termination settlement

    CY2008 CY2009 CY2010 CY2011 CY2012 CY2013

    Partner (CAGR 7%) $418 $428 $448 $486 $528 $575

    $-

    $100

    $200

    $300

    $400

    $500

    $600

    $700

       $  m   i   l   l   i  o  n  s

    Source: Analysys Mason

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    Mobile roaming settlement

    Partner settlement with content providers and other non-telecompartners.

    Call termination settlement is required when a call is made from one

    CSP's network that requires termination on another CSP's network.The originating CSP will bill the end customer. But it will be required

    to pay one or more CSPs involved in the termination of the call. This

    is the oldest settlement area, which has grown dramatically in the

    last two decades with the deregulation of telecom markets and the

    proliferation of mobile CSPs. It is now a mature area, but the

    magnitude of the settlement charges (a significant percentage of

    many CSPs revenue) creates opportunities for optimization of the

    settlement infrastructure and process. Most call termination

    settlements have been provided by third-party clearance companies,

    but CSPs are starting to deploy their own platforms to supportsettlement with major partners.

    Mobile roaming settlement is required where the CSP subscriber

    has roamed to another CSP and makes a call. Unlike interconnect

    where settlement is usually performed by the CSP, settlement for

    roaming calls commonly involves a clearinghouse or exchange such

    as MACH or Syniverse. There are two main types of clearinghouses

    used by mobile CSPs: data and financial. Some CSPs use

    clearinghouses to exchange roaming data but prefer to settle

    directly using their own settlement solution; others choose to

    outsource both data exchange and settlement to a clearinghouse.

    Partner settlement for service and content provided by non-telecom

    partners is a rapidly changing and strategically important area. In

    order to compete as mobile broadband is rolled out, CSPs need to

    offer content, social networking, web 2.0 services, advertising,

    search, location, gaming and other innovative services. There are

    established internet and media companies that CSPs must partner

    with to deliver these services. CSPs must also attract smaller

    innovative partners to meet customer expectations. Partner

    settlement systems address these types of relationships.

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    Market share

    © 2010 Analysys Mason Ltd. 6 

    Market share

    The market share for interconnect and partner billing is shown in

    Figure 2. The overall spend was $418 million in 2008. The top six

    suppliers account for 43% of the market. This is a fragmentedmarket with the major billing vendors having the most significant

    market share. Intec is the market leader with 14% market share

    followed by Amdocs with 10%, Subex with 5%, Ericsson with 5%,

    Telarix with 5% and Valista/Aepona with 4%.

    Figure 2: 2008 Partner settlement market share

    Source: Analysys Mason

    Intec is the long-time leader in this area by virtue of its strong

    position in traditional interconnect billing. It has expanded its

    product set largely by acquisition to add a range of capabilities

    including carrier access billing systems (CABS). It has integrated all

    of it‟s interconnect billing, trading, routing, partner settlement and

    management products into the wholesale business management

    solution (WBMS). While no vendor is yet able to offer a completeend-to-end solution for partner management and settlement, Intec is

    now articulating a coherent, convergent vision of telecom partner

    management with WBMS and is well placed to take advantage of

    growth in this market.

     Amdocs is the leading supplier of CSP bill ing solutions globally.

     Amdocs Partner Settlement Solution, based on Amdocs Partner

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    Manager, provides support for convergent partner settlement

    including interconnect, roaming, content, digital advertising, MVNOs,

    wholesale and dealer settlement. Amdocs Partner Settlement

    Manager is a stand-alone product for managing the partner lifecycle

    from registration to financial settlement and is part of the Amdocs

    CES portfolio. In addition to settlement, the solution also providesself-care and self-registration for partners, agreement management

    and product and service management. When combined with

     Amdocs QPass, Amdocs Partner Manager forms an end-to-end

    digital commerce solution that provides support for a large number

    of partners and potentially complex settlement arrangements. When

    combined with Roam Clearing Manager the solution can be

    extended to enable CSPs to in-source roaming clearing.

    Ericsson is the leading network equipment supplier to CSPs globally

    and a major supplier of software solutions. Ericsson's product set

    derives from its own products such as the Ericsson Roaming Billing

    Solution and Multimedia Brokering (IPX), as well as functionality

    derived from its acquisitions of Drutt and LHS. The LHS solution

    provides integrated customer care and billing for both retail and

    wholesale customers. Drutt's MSDP (Mobile Service Delivery

    Platform) solution - acquired in 2007 - provides multi-channel

    support for a mobile service delivery business.

    Subex has grown both organically and also by acquisition since it

    was founded in 1992. Its original core expertise was in fraud

    management and revenue assurance, but it boosted its partnersettlement and revenue assurance offerings with the acquisition of

    UK-based Azure Solutions in 2006. The Subex solution suite now

    provides revenue assurance, service fulfillment, fraud management,

    data integrity management, risk management and inter-

    connect/interparty management solutions. Typically Subex's

    customers are based in Europe, Middle East and Africa (EMEA) and

    are either a fixed (PSTN) or mobile CSP. The extensive revenue

    assurance and fraud management capabilities the company

    provides makes it appealing to CSPs who need to proactively

    assure their partner settlement - particularly those that are at high

    risk of partner fraud or of inaccurate invoicing.

    Telarix is a specialist in traditional interconnect settlements. Telarix

    offers a suite of modules – iXTools – that support end-to-end

    management and optimization of CSPs interconnect businesses.

    Unlike most other interconnect settlement vendors, Telarix comes

    from a background of routing software although it has substantially

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    expanded its proposition to include interconnect settlement, revenue

    assurance and information exchange (via its iXLink platform).

    IXTools supports routing, trading, business intelligence, optimization

    of rates, rating and billing for different types of traffic as well as audit

    and dispute management. It provides turnkey solutions for CSPs

    that do not have the expertise to handle settlement solutions,particularly international agreements, in-house.

    Valista is a specialist focused on partner settlement with content

    providers and other non-telecom service providers. It was acquired

    by Aepona in June 2009 with the aim of offering a complete platform

    for providing exposing and monetizing network and service

    enablers.

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    Forecast

    Changing business models make partner and interconnect billing

    very important. CSPs have much more roaming revenue and are

    working to manage the cost of those settlements. They are signingnew partners for content and advertising that has little impact now

    but helps drive growth in the later years of the forecast. This

    segment is held down by the recession but will grow from 2010  – 

    2013 at a stronger 9% CAGR (see Figure 3). Today it constitutes

    10% of total billing spending.

    Partner and interconnect is heavily influenced by two factors that

    hold down spending for commercial systems. One is that CSPs tend

    to develop partner settlement in an adhoc, in-house-driven manner.

    The other is that most mobile roaming settlements are handled by

    clearinghouses that provide roaming settlement as an outsourcedservice.

    Figure 3: 2008-2013 Partner settlement forecast

    Forecast by communications service

    Figure 4 shows the forecast broken out by communications service

    type. Traditional interconnect settlements for PSTN services decline

    as PSTN services themselves decline.

    Mobile settlements growth of 9% CAGR is driven by a number of

    factors. CSPs are supporting more roaming partners and supporting

    CY2008 CY2009 CY2010 CY2011 CY2012 CY2013

    Partner (CAGR 7%) $418 $428 $448 $486 $528 $575

    $-

    $100

    $200

    $300

    $400

    $500

    $600

    $700

       $  m   i   l   l   i  o  n  s

    Source: Analysys Mason

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    more services for their roaming customers. They are also deploying

    software to support direct roaming settlements rather than using

    clearinghouses for all cases. Mobile is also the biggest area for

    content settlement and in the later years will be dealing with

    advertising settlements.

    Business and wholesale services settlements are very small at $36

    million last year but will grow at 12% CAGR to be over $60 million in

    2013. CSPs are providing more business data and ICT services on

    a multi-national basis that calls for more settlements with operators

    who control access facilities in other regions or countries. Cloud

    computing will also lead to more business services settlements.

    Residential broadband settlements are driven by many of the same

    factors that affect mobile services. CSPs are providing video content

    and specialized services such as gaming through partners. They

    already have significant advertising settlements, which will continueand become more complex.

    Figure 4: 2008-2013 Partner settlement forecast by

    communications service

    Forecast by region

    Figure 5 shows the partner settlement forecast by region. North

     America (NA) is significant but has the least growth while all other

    regions have some notable growth.

    CY2008 CY2009 CY2010 CY2011 CY2012 CY2013

    Mobile (CAGR 9%) $199 $214 $228 $255 $280 $310

    PSTN (CAGR -9%) $93 $81 $72 $68 $63 $57

    Business (CAGR 12%) $36 $34 $40 $46 $53 $63

    Res BB (CAGR 10%) $90 $98 $108 $117 $132 $144

    $-

    $50

    $100

    $150

    $200

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    $300

    $350

       $  m   i   l   l   i  o  n  s

    Source: Analysys Mason

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    NA put interconnect settlement on the map with all types of ILECs,

    CLEC, IXCs, rural ILECs and mobile CSPs terminating voice traffic

    for each other. This led to a lot of spending that still continues but

    does not sustain much growth. Many of the major CSPs handle a

    great deal of their partner settlement systems development and

    maintenance in-house. We expect this to continue to be a factor ascontent settlements grow and advertising settlements become

    important. However, North American CSPs will spend money on

    these new areas creating opportunities for ISVs and other

    independent suppliers. Commercial spending in NA will match the

    trends shown in Figure 19; while PSTN-related spending declines,

    other service areas will drive new spending decisions.

    Figure 5: 2008-2013 Partner settlement forecast by region

    Developed areas of EMEA and Asia Pacific (APAC) are starting to

    spend money on content partner settlement and evaluating the

    ways to handle advertising. They are also spending for roaming

    settlements that do not require clearinghouses. EMEA and APAC

    mobile CSPs have more roaming revenues, more volume amongkey roaming partners and more roaming settlement costs that do

    North American mobile CSPs.

    Central and Latin America (CALA) and the developing areas of

    EMEA and APAC are heavily focused on mobile settlements. They

    have termination agreements with more in-country networks and

    have growing roaming revenues. Many developing market CSPs

    CY2008 CY2009 CY2010 CY2011 CY2012 CY2013

    NA (CAGR 1%) $100 $97 $99 $101 $104 $107

    CALA (CAGR 9%) $32 $34 $36 $40 $45 $51

    EMEA (CAGR 7%) $194 $201 $211 $233 $253 $276

     APAC (CAGR 9%) $92 $97 $102 $113 $126 $141

    $-

    $50

    $100

    $150

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    $250

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       $   M   i   l   l   i  o  n  s

    Source: Analysys Mason

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    have used adhoc methods of interconnect settlement and will be

    turning to more complete commercial solutions during the next few

    years.

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    Market drivers and

    inhibitors

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    Market drivers and inhibitors

    Increasing competition and the introduction and proliferation of

    complex IP-based services are transforming the partner and

    interconnect billing market. The pressure for CSPs to optimize theirbusiness processes to reduce operational expenditure and to

    comply with legislation and regulation is also stimulating the market.

    The market is changing rapidly, however, as CSPs move towards

    providing complex services and new business paradigms. Legacy

    solutions will struggle to cope with these and replacements and

    upgrades are likely to be supplied by either third-party vendors or by

    outsourcing because in-house development has become much less

    attractive to most CSPs.

    DriversThe principle market drivers are:

    High mobile subscriber growth

    Declining voice revenue and the drive for cost savings

    Proliferation of non-telecom partners

    Increasing number of bill disputes

    Introduction of new complex IP-based services

    Just-in-time buying and selling of capacity

    Network sharing

    Rate proliferation and change

    The following paragraphs provide more background on the market

    drivers.

    High mobi le subscr iber growth

    High mobile subscriber growth; particularly in emerging markets,

    such as the Middle East, Africa, Latin America and emerging Asia,will increase the amount of mobile and roaming traffic. It will also

    stimulate the demand for new content and applications. These

    effects will directly drive spending on partner and interconnect billing

    solutions. The global recession has slowed mobile subscriber

    growth, but growth rates are still high and will accelerate as the

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    recession comes to an end. This is reflected in our forecast for

    spending in this segment.

     A related affect is the increasing international mobility of mobile

    subscribers. This stimulates more international and roaming calls,

    increasing the volume of interconnect and roaming traffic as well as

    the number of calls between different network types. These effects

    mean CSPs need more interconnect partners to cover the

    increasing range of countries their customers are travelling to and

    legacy solutions are put under pressure due to increased volumes

    of both partners and traffic. This will therefore drive the replacement

    of legacy solutions.

    Decl in ing voice revenue and the dr ive for cos t savings

    In most mature regions CSPs are experiencing declining voice

    revenues as competition and regulatory changes drive down the

    price per minute and the introduction of flat rate plans. Even in many

    emerging markets CSPs are experiencing pricing pressure on voice

    calls. At the same time call minutes continue to grow. This

    combination of increased usage and declining revenues puts the

    operational costs of settlements under significant pressure.

    In the European Union (EU), for example, the roaming regulation of

    2007 now limits the amount CSPs can charge customers for

    roaming calls in other EU countries. The EU had called for a

    reduction in SMS roaming charges but found no change in average

    prices after one year of asking for self-regulated decreases. In

    September 2008 it announced its intention to reduce the price of

    SMS while roaming by 60% from 1 July 2009. As roaming charges

    are reduced in Europe, CSPs will have to increase their operational

    efficiency in order for these services to remain profitable. This will

    put pressure on the entire partner ecosystem to ensure that

    inefficiency is not disguised in higher prices, because these higher

    prices will no longer be sustainable.

    In the US, there has been great emphasis on controlling operational

    costs, both in terms of minimizing them and of increasing visibility.

    This is due to wide-reaching legislation such as Sarbanes-Oxley(SOX), which is designed to ensure better and more transparent

    financial control. SOX has a direct impact on partner and

    interconnect billing, since partner costs are a major component of a

    CSP‟s operational costs. Due to SOX it has become essential that

    CSPs have a much better understanding of their net position with

    respect to partner settlement, as well as for them to have taken

    steps to combat fraud (including partner fraud). SOX compliance

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    has already stimulated demand – and will continue to do so - for

    outsourced partner settlement and for technology that improves

    partner interaction by speeding up information exchange, providing

    audit trails and reducing disputes between CSPs.

    Prol iferat ion of non-te lecom partnersThe rapid growth in mobile and fixed broadband has created new

    service opportunities for CSPs. To fully exploit these, CSPs will

    have to deal with an increasing number of non-telecom partners.

    The resulting partner proliferation is putting pressure on legacy

    systems that were not designed to scale to this extent and is raising

    a number of new issues for CSPs, including an increased risk of

    revenue assurance and fraud issues. Since partnerships are no

    longer necessarily between established, well known and trusted

    partners, CSPs now need to monitor their partnerships more closely

    to avoid the possibility of bad debt, fraud and poor quality services

    affecting their own business. They therefore need to have more

    visibility of current balances in order to detect problems at an earlier

    stage. And increased visibility also enables them to invest in

    partners that are positively contributing to the business. Legacy

    systems, however, were designed for a time when partner

    settlement cycles were much slower and are not optimized to deliver

    this type of key data in the timescales now required.

    From a commercial perspective, CSPs need to offer an efficient

    partner platform to attract the best quality and most innovative

    partners. Paying these partners on-time and accurately is an

    important aspect of this, as is providing them with visible, up-to-date

    information about balances owed to them so they can manage their

    own business more efficiently. Legacy systems, however, are

    usually disconnected from partners; with information being

    exchanged in formats such as excel sheets or CSV. The onus is

    currently on partners to check, scrutinize and dispute balances, and

    the timescales for receiving this information are determined by the

    CSP‟s billing cycle. Time pressure combined with the relative

    inaccessibility of information means that many CSPs pay bills

    without sufficient scrutiny. In addition, it is difficult for business

    partners to judge their net position and therefore comply with

    legislation that requires them to have tight governance over their

    financial position. Ideally, information would be provided on a secure

    portal and updated regularly, or delivered in a manner that allows

    analysis and interrogation. Investment in a range of partner

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    systems, including billing, is required to deliver on this commercial

    vision.

    It should be noted that new entrant partners will favor outsourced

    solutions as they may lack expertise in this area and believe that it is

    not a core competence. In addition, the pay-as-you-grow model

    favored by outsourcers will be attractive as it requires less upfront

    investment.

    Bi l l d isputes are increasing

    Driven by the proliferation of partners, lack of operational efficiency

    and increasing pressure on Opex, the number of bill disputes

    between CSPs is increasing. These can be both disruptive and

    costly to settle, as they slow down cash-flow and consume

    resources to resolve them. Bill disputes come in many forms: some

    are due to poor information or data exchange; others due to

    inaccurate processes or even fraud; others are over commercial

    terms.

     An example of the latter type of dispute occurred in early 2008 when

     AT&T asked the FCC to arbitrate between itself and Sprint Nextel.

     AT&T and Sprint had a „bill-and-keep‟ arrangement in nine US

    states, which had been in place since 2001. In 2007 Sprint decided

    it wanted to expand this arrangement to all its subsidiaries and in

    September 2007 it persuaded Kentucky‟s public service comm ission

    to allow it to expand its bill-and-keep agreement with AT&T to two

    other subsidiaries within the state. Sprint says its position is backed

    by an undertaking from AT&T to allow competitors to take

    interconnect agreements they have in one state and replicate them

    in others. AT&T argues that this was intended to reduce the cost of

    negotiating agreements, not to allow competitors to avoid payment

    for interconnect services. While neither company has provided

    financial details on these deals, it is likely that it represents

    hundreds of millions of dollars.

    Improving the management of commercial and financial

    arrangements between partners is vital to avoid bill disputes. When

    CSPs invest in this area to improve the exchange of commercialinformation such as rates and terms, combined with audit trails and

    proof of agreed terms, the number of costly disputes drops

    drastically.

    New comp lex IP-based services

    In addition to increasing the number of potential new partners in the

    value chain, the introduction of IP-based services has added a

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    range of new factors that partner settlement systems will have to

    accommodate. For example, CSPs now need to manage complex

    content agreements including intellectual property rights

    management issues. A key trend in rights management is to cut

    rights finer and finer. CSPs need to ensure that they have the right

    to use content when and where they wish to. While they may ownthe right to use the content via SMS, for example, they may not hold

    the right to use it on a website; they may have obtained the rights to

    use it in the US, but not hold the rights to use it in Europe.

    This is set to become a highly problematic area: large content

    providers and aggregators do not always have precise visibility over

    the rights they hold, while CSPs need to link rights information with

    service design and delivery as well as partner settlement. This will

    ensure that CSPs do not breach intellectual property rights and that

    they pay rights owners the fees owed to them.

    Complex IP-based services are also driving the requirement for real-

    time, active and web-based partner management. This allows

    partners to securely access CSPs‟ systems over the Internet and

    monitor and query financial balances, agreements and other

    partner-related information. (See Partner proliferation section

    above.)

    With the advent of long-tail service support and more sophisticated

    service delivery platforms (SDPs) based on service-oriented

    architectures, content and application billing is set to change once

    again. The wholesale challenges of supporting long-tail services

    are to handle a much wider variety of partnerships, some of which

    may be low-transaction volume, low value and transient; but others

    may prove to be highly lucrative and longer term partners.

    Functionality will be required to closely monitor partner relationships

    and highlight issues such as: low-value partners who transition to

    becoming higher volume partners; partners that are causing

    problems in the value chain (e.g. by supplying low quality service);

    fraudulent partners. Better visibility allows CSPs to target more

    support and better terms at the best partners, to garner more loyaltyfrom them and thereby potentially gain more revenue from them.

    Partner settlement systems will therefore have to handle much

    faster partner lifecycles, with the ability to onboard and off-board

    partners quickly and at regular intervals. This faster pace of partner

    relationship will also drive the requirement for better integration with

    revenue assurance and fraud management to ensure partners pay

    what they owe for use of CSP services.

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    With the advent of service oriented architecture (SOA)-based,

    sophisticated SDPs, CSPs will also need to handle the issue of

    billing for core telecom assets that are exposed as service building

    blocks to third parties. This is a particularly new and uncertain part

    of the partner settlement market

    Just- in-t ime buying and sel l ing of c apacity

    One feature of the new business environment for partner settlement

    (see Business Environment section) is that carriers are increasingly

    buying and selling capacity in much shorter time frames and

    sometimes just-in-time. Legacy partner settlement solutions are not

    built to support this type of model but were intended to support a far

    more sedate partnership environment.

    In frastructure shar ing

    Infrastructure sharing has been a feature of some markets for a

    considerable time, but the range and number of infrastructure

    sharing agreements has risen as a result of the build out of 3G

    mobile networks. Infrastructure sharing comes in several forms  – 

    including basic unbundling and intra-country roaming, as well as

    collocation and spectrum sharing – and is a form of cost

    optimization.

    With intra-country roaming CSPs agree to build their networks in

    non-overlapping areas and permit inter-network roaming backed by

    a commercial agreement.

    In the US, intra-country interconnect is the norm. Long-distance

    carriers use and pay local exchange carriers for transiting and

    terminating calls (carrier access billing); local exchange carriers

    charge one another (reciprocal compensation) and long-distance

    carriers charge one another (interconnect billing).

    In the EU, Directive 97/33/EC encourages the sharing of facilities

    and properties, but CSPs are expected to comply with local

    competition law

    In India the government revealed new guidelines for active

    infrastructure sharing in April 2008, which permitted sharing of

    antenna, feeder cable, nodes, radio access network and

    transmission systems (but not spectrum)

    In the Middle East and Africa, intra-country roaming is used

    extensively in countries like Jordan, Morocco, Oman, Saudi Arabia

    and the United Arab Emirates, while unbundling is employed in

    countries such as Egypt and Saudi Arabia.

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    In the UK mobile CSPs 3 UK and T-Mobile agreed to 3G network

    sharing in late 2007. BT established Openreach as a separate

    business to provide equal access to the local loop to both its own

    business units and those of about 400 rivals.

    The type of infrastructure sharing employed and the relationship

    between the carriers will determine the impact on partner

    settlement, but in general it will increase pressure on legacy

    solutions and stimulate demand for replacement.

    Rate prol i feration and ch ange

    The number of rates available for roaming and interconnect has

    risen substantially as the number of potential partners has

    increased. The speed of rate change has also substantially

    increased. To take advantage of the best rates CSPs need a

    solution that can upload new rates quickly and accurately.

    Preferably it should highlight changes or rates where action needs

    to be taken. Very few, if any, legacy solutions provide this type of

    functionality and therefore this requirement will drive the purchasing

    of new solutions.

    Business inhibitors

    Inertia combined with other priorities

    Lack of expertise

    Partner settlement projects are low in budgeting priority

    Iner t ia combined w i th other pr ior i t ies

    There is great inertia in this part of the BSS/OSS market. The

    market is characterized by a high level of custom-built or self-

    developed solutions and replacement cycles are far longer than for

    other BSS/OSS solutions. There is a tendency to view partner

    settlement as a cost that needs to be managed, rather than an area

    that can drive revenue increases, and thus traditionally there has

    been a much lower level of investment or interest. Analysys-Mason

    was told by a European CSP during the research for this report that

    although their self-developed system wasn‟t coping with increasedvolumes or complexity and its weaknesses were increasing

    operational costs considerably, the interconnect department had

    been told that they would “have to manage”. Asked wha t they

    intended to do, the CSP said they would have to find internal

    resources to try and add on functionality and bolster their existing

    system, even though they knew this was by no means the best way

    to proceed.

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    In addition, CSPs may recognize this as an area that needs

    investment and the positive impact this will make to their business,

    they have even more urgent things they need to do first. Partner

    settlement may not come high up enough on the list of priorities for

    many CSPs and therefore investment will be delayed. This may not

    be due to a lack of investment cash, but rather lack of personneland expertise to oversee change and an unwillingness to disrupt a

    process, which while not optimal is still working. While there is a

    relative low level of efficiency across the industry, CSPs may judge

    their performance adequate when compared to peers, rather than

    inadequate when compared to an arbitrary standard of best

    practice. The effect will be to slow down investment and

    transformation overall. However, when enough first movers improve

    their partner management and settlement processes and solutions,

    the bulk of the market is likely to swiftly follow.

    Lack of expert ise

    Real heavy-duty expertise and thought leadership in this sector is

    relatively rare. Many CSPs simply lack the expertise in-house to

    transform the partner settlement processes. If they possess

    expertise, then the staff is generally tied up trying to keep existing

    systems running. This will impede renewal as implementing a new

    solution or process requires available expertise and time to retrain

    on new systems. Outsourcing or using a specialist third-party

    supplier with in-house expertise will help overcome this barrier to

    some extent.

    Partner set t lement pro jects are low in bu dget ing pr ior i ty

    Given the current economic climate, some CSPs may simply lack

    the free cash to invest in partner settlement. Investing now to save

    money later may be an attractive prospect, but it requires upfront

    investment CSPs might not have. This can partly be overcome via

    an outsourcing model or by risk-sharing (paying the vendor on the

    basis of savings, for example).

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    Business environment

    Interconnect settlement

    The partner settlement market was relatively stable for a long time.

    Originally, interconnect was between large incumbent operators. Inorder for their customers to send or receive data or calls to and from

    customers of other CSPs, all CSPs involved in the origination,

    transit and termination of the call or data session needed to be

    interconnected at the network level. To begin with interconnection

    was not billed, as incumbent CSPs operated on a biller-keeps-all

    basis. However, increasing asymmetry on routes stimulated the

    requirement for CSPs to monitor the amount of call traffic transiting

    or terminating on their networks and bill for it.

    CSPs therefore moved to a system of „netting off‟, whereby two

    carriers added up the calls they had sent to one another over the

    previous period and settled the net difference using a settlement

    rate.

     At this point interconnect bil ling was generally performed on paper

    or spreadsheets. Some of the larger incumbents with a high level of

    wholesale traffic began to build their own in-house billing systems;

    there was no third-party billing systems market at this time.

    Gradually, the technology and expertise developed inside

    incumbents led to the spinning out and development of a third-party

    vendor market. However, the vast majority of interconnect billingwas still performed using in-house systems and even spreadsheets.

    With increasing deregulation, and due to high levels of asymmetry

    (the US in particular was paying around USD3 billion in settlements

    to other countries in 2003), CSPs began to move to commitment

    deals rather than use settlement rates. The main types of

    commitment deals are „minutes swap‟ (where carriers agree to

    terminate a pre-determined amount of traffic for one another) and

    „pay or play‟ deals (where carriers pay for a given volume of traffic to

    be terminated with excess minutes charged at a higher rate).

    Commitment deals have changed the infrastructure requirements for

    CSPs because they have driven up trade with other carriers in the

    wholesale or carrier-to-carrier market. To enable CSPs to avoid

    excessive costs or loss of revenue from low-traffic routes, bandwidth

    exchanges have sprung up to enable them to buy and sell capacity

    anonymously. This, in turn, has increased price fluctuation, such

    that carriers can now gain considerable competitive advantage if

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    they can access lower prices quickly and risk losing revenue if they

    do not react to prices going up. The result is that CSPs now need

    increased automation, least-cost routing functionality and improved

    visibility and loading of rates. The sheer volume of rates available

    means that CSPs increasingly need automated ways of analyzing

    rate data to find changes to rates and to select the best rates forthem. However, least-cost pricing is not the only consideration that

    needs to be taken into account, because least-cost routes may offer

    low service quality. Therefore carriers also need information on the

    quality of service (QoS) that is being offered so they can select the

    best-cost route for them.

    Information exchange is becoming a key aspect for interconnect

    billing, as this is an area that adds to costs, fuels disputes and slows

    settlement cycles. Typically, CSPs receive data from other CSPs,

    from clearinghouses and from exchanges, which they have to

    process, reconcile and pay. This data comes in a variety of different

    formats and may very well not be accurate due to factors such as

    duplicated, missing or incomplete records. However, the volume of

    data is so large that many CSPs take a pragmatic approach to

    dealing with it and tend simply to pay if the bill seems reasonable;

    some will attempt basic bill verification by using sample data. Thus

    there is often considerable inaccuracy that goes unchallenged.

    The interconnect market is characterized by a high level of in-house

    or custom-built solutions – some of which are still as rudimentary as

    a complex spreadsheet. However, there has been a slow marchtowards third-party solutions and the factors discussed in Market

    Drivers favor this trend continuing. It is likely that outsourcing of one

    form or another will become much more common in the interconnect

    market. This might be use of a third-party data exchange (such as

    that provided by Telarix) or of an outsourced solution (such as that

    provided by i-conX). Many interconnect billing vendors now offer

    managed solutions or ASP solutions as options. The uptake of

    outsourced solutions is favored by the relative scarcity of expertise

    in the market, and by the fact that many mid-sized or smaller CSPs

    view interconnect as a necessary business cost that needs to be

    managed, rather than a revenue-generating opportunity.

    Outsourced solutions allow CSPs that do not see interconnect as a

    core competence to concentrate their efforts elsewhere while

    ensuring that this vital function is performed efficiently.

    The use of clearinghouses for interconnect settlement makes a lot of

    sense in markets where there is relatively little investment in

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    solutions. However, this model has failed to take off in recent years

     – not because it is not a suitable solution but because of factors

    such as political reasons.

    High on the agenda for many CSPs is to speed up settlement cycles

    for interconnect, to make processes auditable to achieve

    compliance with relevant regulation and legislation and to achieve

    greater business-driven control of interconnect costs. Keys to

    achieving greater control are visibility of information and the ability to

    apply business intelligence to support better decision-making.

    Interconnect costs are significant for the average CSP – typically

    generating between 25-60% of some CSPs‟ revenues and

    accounting for a similar proportion of costs for other types of CSP.

    Even small changes in rates or the cost of administering

    interconnect can result in many millions of dollars of profit lost or

    gained.

    Roaming settlement

    GSMA figures indicate there are now 700+ GSM mobile operators in

    218 countries, serving more than 2.5 billion customers. Added to

    this are customers of other mobile technologies such as CDMA. An

    increasing number of these subscribers are roaming outside their

    home country, requiring mobile operators to collect and settle

    roaming charges in a wide variety of currencies and under different

    regulatory and tax regimes. Roaming revenues are considerable  – 

    estimated at $65 billion in 2006  – and lucrative for CSPs.

    In addition, intra-country roaming – long the norm in the US – is

    increasing in other countries. In particular the cost of building out 3G

    infrastructure has seen mobile CSPs agree to allow roaming

    between one another‟s network infrastructure as a way of

    decreasing build-out costs.

    Unlike interconnect, where settlement is usually performed by the

    CSP, settlement for roaming calls commonly involves a

    clearinghouse or exchange. There are two main types of

    clearinghouse used by mobile CSPs: data and financial. Some

    CSPs use clearinghouses to exchange roaming data and but prefer

    to settle directly using their own settlement solution; others choose

    to outsource both data exchange and settlement to a clearinghouse.

    Clearinghouses are commonly used because they simplify data

    exchange and conversion as well as the management of a large

    number (often over 200) of complex roaming agreements. Financial

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    clearinghouses can handle gross settlement whereby each

    company pays each other‟s invoices, as well as bilateral net

    settlement („netting off‟) and multilateral net settlement (where all

    CSPs agree to a common settlement period, funds are pooled and a

    single transfer to or from the pool is used for settlement). In addition

    to data and financial settlement, clearinghouses also offer otherservices to CSPs, such as advice, consultancy and expertise to help

    them design contracts and train staff.

    Using a clearinghouse can be very expensive for larger operators,

    as payment is typically by volume of call detail records (CDRs).

    Some CSPs prefer to buy roaming software and perform financial

    settlement internally; others use a hybrid approach and use

    clearinghouses to settle with some partners while settling with

    others using their own internal systems.

    Until recently there was very little incentive for mobile CSPs todecrease charges for roaming, which could be as much as 15% of

    their profit. However, regulators such as the EU are now actively

    regulating to decrease the cost of both voice and data roaming. This

    puts pressure on mobile CSPs to decrease roaming costs in order

    for them to maintain profitability.

    On 1 October 2008 compliance with the Near Real Time Roaming

    Data Exchange (NRTRDE) standard became compulsory for GSMA

    members. NRTRDE is a method of reporting customers' activities in

    the visited network, which means CSPs must send limited

    information for fraud analysis within four hours of calls or data

    sessions being made. This enables the home network to detect

    anomalous and high network usage in near-real-time. CSPs that fail

    to make the four hour window will be liable for any fraud associated

    with the call or data session. The GSMA says that the standard will

    reduce the incidence of roaming fraud by up to 90%, but it exposes

    those who are not fully compliant to even more risk as fraudsters will

    target those they perceive to be the softest targets.

    The main problem with NRTRDE is the time between the data

    exchange and the revenue loss caused by fraud. At the time ofsettlement the visited network must prove – up to several months

    after the event – that it sent the required information to the home

    network within the four hour window. This could potentially create

    more partner disputes - whereby partners try to prove or disprove

    that the data was sent – unless undisputable audit trails are

    available. Thus, although NRTRDE is focused on fraud

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    management, it impacts on both settlement and partner

    management processes because of the requirement to retain data.

    Content, application and advertising revenue share

    Settlement for service and content provided by non-telecom

    partners is a rapidly changing and strategically important area.

    Figure 6 illustrates how the complexity of the telecom ecosystem

    has increased. At the center is the service offering for the end

    customer. This has moved beyond communication to include

    content, social networking, web 2.0 services, advertising, search,

    location and gaming.

    Figure 6: Industry convergence

    Rich entertainment & communications experience & more …

    MobileOperators

    FixedOperators

    CableOperators

    Media &Entertainment

    InternetInnovators

    Existing servicesmigrating to the net

     Advertising

     

    Source: Analysys Mason

    This presents new challenges to settlement solutions as it

    introduces a new range of billing parameters that have to be

    handled, as well as new business challenges that have to be

    addressed. Legacy interconnect solutions are not built to cope with

    this type of settlement and CSPs have a number of choices when

    looking to support partner settlement in an increasingly complex

    ecosystem. The main options are; buy an entirely new system, buy

    an adjunct to an existing system, build a solution or use an

    outsourced service.

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    Buying an ent i re ly new system

    This approach is often taken where digital commerce, advertising

    and content are handled by a different team or division from

    interconnect settlement. It can be quicker to select and implement,

    but can also be more expensive. The lack of integration with

    interconnect can make having a business-level view of complexservices revenues and costs more difficult to achieve. It can also

    result in a fragmented way of dealing with partners that have

    multiple relationships with CSP.

    Buying an adjunct system or mo dule from exist ing

    in terconnect or r etai l b i l l ing sup pl ier

     A CSP may choose to expand an existing billing system to support

    content partner settlement. Where the vendor supports it, this may

    re-use some of the core functionality of the existing interconnect

    settlement engine supplemented with a new module to handle

    specific needs of content. This can be cheaper and may make

    dealing with partnerships easier because they are handled by one

    team. It may also make having a business-level view of partners and

    complex services easier to achieve. However, the range of

    functionality may not be as cutting edge as when using a specialist

    provider.

    Bui ld ing a solut ion in house

     A CSP may judge that existing third-party solutions do not provide

    the functionality required, may already have an in-house

    interconnect solution, or may have in-house expertise to do this.This may allow greater differentiation than buying a third-party

    solution. However, there are fewer CSPs that have IT expertise

    readily available today so this is becoming a much less cost-

    effective solution than it once was. CSP may judge that IT expertise

    may be better used elsewhere.

    Outsourced s erv ice

     A CSP may not have in-house expertise to run or may not wish to

    commit time and money upfront as it believes revenues to be

    uncertain. Using an outsourced service allows pay-as-you growoptions and may provide vital extra expertise. However, many CSPs

    are concerned about loss of control of what is perceived as a vital

    new revenue stream.

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    Market definition

     Analysys Mason uses the buying behavior of CSPs to define market

    segments. Figure 8 below illustrates the 23 functional categories of

    telecoms software analyzed by Analysys Mason grouped under theirmajor segments: service assurance, service fulfillment, billing,

    customer care, service delivery platforms and network management

    systems. The partner and interconnect billing segment is

    highlighted.

    Figure 7: Partner and interconnect billing in the Analysys

    Mason segmentation

    Source: Analysys Mason

    Partner and interconnect billing definition

    The need for partner and interconnect settlements arises because a

    CSP must sometimes use other CSPs and service providers to

    deliver the service required by the end customer. We can define

    three types of roles that a service provider (including CSPs) can

    play for the end customer;

    1. Billing CSP; has the contractual relationship with the endcustomer and bills the end customer for the use of theservice.

    2. Service controlling CSP or thrid party; directly controls theend customer‟s access to the service.

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    3. Service providing CSPs and/or third parties; provides part orall of the service to the end customer.

    In the simplest case of a phone call that originates and terminates

    on the network of the billing CSP all three roles are provided by the

    billing CSP. In the most general case, shown in Figure 8, all three

    roles are played by different CSPs or third-party service providers.

    In this report we focus exclusively on where the end customer

    relationship is with a CSP and not where it is with a non-

    communications related service provider.

    Figure 8: General partner and interconnect scenario

    Billing CSP

    Service

    Controlling CSPor 3rd Party

    InterconnectNetworksInterconnect

    Networks

    ServiceProviding CSPs

    and/or 3rd

    Parties

    BillingRelationshipwith endcustomer

    Controlscustomeraccess toservice

    Delivers theservice

     Authenticationand payment

     Authenticationand payment

    Usage records

    Usagerecords

    End customer

    Source: Analysys Mason

    The main interactions among service providers are shown in Figure

    8. The principal flows are usage records flowing back to the billing

    CSP quantifying how the end customer has used the service.

    Payments flow in the opposite direction.

    Originally interconnect billing was performed manually and then

    performed using Excel spreadsheets. Even today, there is a high

    penetration of home-built system and CSPs in many regions havebeen relatively slow to upgrade these to modern third-party or

    outsourced solutions.

    We identify three types of partner and interconnect settlement;

    Interconnect billing: transiting or terminating calls that originatedon another network – e.g. interconnect and CABS

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    Mobile roaming: specific to the mobile market and can be foreither inter-country or intra-country calls or data sessions

    Content partner billing: billing for content and applicationsprovided by non-CSP third parties

    These are defined in detail later in this section.

     As services and market dynamics have become more complex, an

    increasing proportion of telecom services are composed of

    component services supplied by partners, although services

    supplied entirely on-network (for example, a voice call between

    users of the same network where the call is carried in its entirety

    over that CSP‟s own network infrastructure) still do not require

    partner or interconnect billing. With the increase in service and

    market complexity, however, there are now more partners, more

    types of partnership and new forms of partner billing including:

    Billing for content and applications used in complex IP-basedservices

    Billing for the use of core telecoms assets that are exposed asservice building blocks to third parties.

    While partner billing is similar in terms of the type of relationship

    being supported, in reality CSPs usually handle each type of partner

    billing in a different way. Some CSPs – particularly smaller ones – 

    use their retail billing engine to perform their partner billing and have

    not invested in additional functionality; some use an adjunct model

    from their retail billing supplier; some invest in extensive specialist

    functionality (typically large fixed CSPs) and some have chosen to

    outsource interconnect billing (common for smaller CSPs in growing

    markets, and for CABS). But while it is certainly possible to use a

    retail billing system to bill for partner and interconnect services, it

    should be noted that these differ from retail billing in a number of

    key aspects:

    There are fewer invoices for partner billing but each is muchgreater in value, volume and complexity than a typical retail bill.Whereas retail billing consists of millions of accounts each with

    a small amount of data; partner billing consists of far feweraccounts but each with a large volume of associated data(potentially millions of data items)

    Pre-paid mobile does not generate retail bills but does generateinterconnect and partner bills

    Unlimited calling plans do not require a detailed call record forend user billing, but do require one for settlements. There is a

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    much higher rate of error in interconnect bills and these errorscan have profound effects on a CSP‟s financial stability 

    Interconnect charges may be incurred for all call attempts ratherthan just those that succeed and are charged to the retailcustomer

    Interconnect bills reflect the whole route of the call, not just theorigination and termination points.

    While interconnect and partner billing solutions can be implemented

    in a relatively simple fashion, they may also be integrated with a

    number of other systems to provide a convergent, proactive and

    business-oriented view of capacity, content and applications being

    consumed. In a complex implementation partner and interconnect

    billing solutions will be integrated with:

    Fraud and revenue assurance to help maximize revenues

    Complex rating to support innovative and dynamic pricing

    Relationship management, including agreement management,dispute management and self-care, to minimize the cost ofmanaging partners, monitor their value and any problemsarising from the partnership and enable CSPs to build aprofitable business with their most valuable partners

    Mediation

    Business optimization to enable key data about destinations,utilization, QoS, discrepancies, margin analysis, trending, rateoffers and so on to be analyzed to improve businessperformance

    Least-cost routing/capacity trading to enable analysis of rates,agreements, quality levels, and volumes to ensure optimalrouting, enabling CSPs to deliver against their customers‟

    service expectations while maximizing their margins

    Network management to maximize utilization of existingcapacity, manage and plan network traffic, and plan newnetwork build in response to forecast increases in demand

    Financial solutions, to support invoicing, posting to generalledger, purchase order matching, and so on.

    For less complex implementations some or most of this functionality

    may be provided by the interconnect billing system, or may be

    absent. In many carriers, interconnect and partner billing has for

    many years been viewed as overhead and attention was focused on

    minimizing the cost of supporting it. This meant that while CSPs

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    invested in customer-facing retail billing systems, they were less

    willing to invest in partner and interconnect billing solutions.

    However, partner billing now embraces the need to minimize costs

    by actively managing charges paid for services supplied by other

    carriers and becoming a revenue-generating process due to the

    advent of complex, content-based services.

    Interconnect billing

    Interconnect is the term used for connecting different CSPs‟

    networks in order that calls or data services can be transited across

    or terminated on a network other than the originating network.

    Interconnect billing systems support charging for these interconnect

    services. Figure 9 shows the generic interconnect scenario. In this

    case the “billing CSP” (see Figure 8) also provides service access

    control and call origination. Call termination is provided by the CSP

    where the called party is currently located. Additional CSPs may berequired to carry the call and in the case of mobile networks, to

    locate the called party.

    Figure 9: Interconnect scenario

    Billing CSP also controlsservice and provides call

    origination

    InterconnectNetworksInterconnect

    NetworksCSPs providingtransit and call

    termination

    BillingRelationshipwith endcustomer

    Controlscustomeraccess toservice

    Delivers the calltermination service

     Authenticationand payment

    Usagerecords

    End customer

    Source: Analysys Mason

    Interconnect can be either between CSPs in different countries

    (international or inter-country interconnect) or between carriers in

    the same country (intra-country interconnect). As discussed in the

    Business environment section, interconnect payments can generate

    considerable sums for some carriers and represent large pay-outs

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    for others. Interconnect bills can have profound financial impacts

    and may very well be the single largest operational charge for many

    CSPs.

    The interconnect market encompasses a range of billing models

    from rough biller-keeps-all models and simple peering arrangements

    to more precise billing for usage and ultimately dynamic bandwidth

    marketplaces. As competition enters a market, the interconnect

    billing model typically becomes more sophisticated as the number of

    partners rises. This, in turn, stimulates the requirement for more

    sophisticated partner billing solutions. In a non-competitive market

    where few international calls are made or received there may be

    little requirement for such sophisticated solutions, however, although

    these types of markets are becoming less common.

    Currently, many CSPs perform interconnect billing using a home-

    grown solution that may be as rudimentary as an excel sheet.Larger CSPs typically manage their interconnect billing separately

    from both their other partner billing requirements (such as content

    partnerships) as well as from their retail billing solutions, although in

    the future this may change in order to facilitate better revenue

    assurance and business decision making, and to lower operational

    costs. Some operators (most often smaller operators) already

    perform interconnect billing using their retail solution or using an

    adjunct module to their retail solution provided by their retail billing

    vendor.

    The type and sophistication of functionality required by CSPs will

    vary according to their size, business model and the market in which

    they are operating. In the past, the focus for many CSPs has been

    on minimizing interconnect charges, although some large, fixed-line

    carriers have established a healthy business from transiting and

    terminating calls for other CSPs. In general due to the factors noted

    in the business drivers section, interconnect billing systems will

    increasingly have to become more business-driven and support an

    increasing number of interconnect partners. Faster billing cycles,

    greater accuracy, increased visibility of net position and functionality

    to support better partner and commercial management are all

    desirable features for many CSPs.

     Although there are a range of types of interconnect, it is billed

    according to two main variants, of the model shown in Figure 9. 

    CSPs either settle directly with transiting and terminating carriers

    (the direct model) or they use a cascade model whereby they pay

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    the next partner in the chain, who in turn passes on a proportion to

    the next partner and so on.

    The charges for interconnect are set in a variety of ways, with

    different countries using different methods. Rates may be

    commercially set and based on long-run incremental costs

    (calculated via a top-down, bottom-up or combined approach), or

    they may be specified to a greater or lesser extent by a third-party

    such as the ITU (accounting rates), OBF, EU and so on. In some

    countries carriers can agree to zero rate interconnect charges

    between one another resulting in a commercially-agreed biller-

    keeps-all agreement.

    Interconnect disputes are common and cause high costs and a

    slowing down of the settlement cycle. They can arise from pricing

    errors, problems with information that is forwarded from one

    operator to another or from contractual problems. Improving theexchange of data records and better revenue assurance on

    interconnect and partner billing are key future trends.

    CABS bi l l ing and reciproca l comp ensation in the US market

    CABS is an example of interconnect billing used in the US. It

    enables local telephone companies to charge long-distance carriers

    for use of the local loop. Rules are set by the ordering and billing

    forum (OBF), which form the basis for the access tariffs charged by

    LECs to long distance carriers. The revenue from CABS can make

    up a significant proportion of a LEC‟s total revenues, so tracking and

    billing this usage can be critical. The cost of CABS has been

    challenged by long-distance carriers, who argue that the charges

    are too high as costs are largely sunk. They say that high charges

    make it harder for them to reduce long-distance call charges to their

    customers. LECs on the other hand argue that the local loop is

    costly to maintain and that they need to invest in new technology to

    upgrade it.

    Reciprocal compensation is distinct from CABS billing in that it is

    paid by a LEC to another LEC in the same local access transport

    area (LATA) for terminating a call or data session on its network. Ifthe benefit is the same for the caller and called parties then no

    money is exchanged. Rates for reciprocal compensation are set by

    a state‟s regulatory body or are set by the parties involved. In the

    latter case the interconnect agreement would set the rates and their

    application.

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    Roaming billing

    Figure 10: Mobile roaming scenario

    Home Mobile CSP

    Visited MobileCSP providescall origination

    InterconnectNetworksInterconnect

    NetworksCSPs providecall transit and

    termination

    BillingRelationshipwith endcustomer

    Controlscustomeraccess toservice

    Delivers theservice

     Authenticationand payment

     Authenticationand payment

    Usage records

    Usagerecords

    End customer

    Source: Analysys Mason

    Roaming is a specialized form of interconnect used in the mobile

    market and can be both intra-country and inter-country. When

    roaming in an area not covered by their home CSP network, a

    roaming customer can still make and receive calls by using a visited

    CSP network. The visited CSP network is either automatically

    selected by the handset or is manually selected by the customer.Figure 10 shows how the general case of  Figure 8 is adapted to the

    roaming situation. The only role of the home CSP is to bill the end

    customer and authorize service. The visited CSP controls access to

    the service, provides call origination or connectivity for other

    services and measures usage. As in the interconnect case (Figure 

    9) additional CSPs may be required to terminate a call where the

    called party is not directly connected to the visited CSP network.

    The roaming customer pays their home CSP for calls made and

    received and the visited CSP bills the home CSP for charges for

    using its network services.

    With inter-country roaming, mobile users pay for both receiving and

    making calls. Roaming agreements between CSPs stipulate the

    business aspects of this relationship. The GSMA outlines the

    contents of these agreements in a standardized form.

     Authentication, authorization and accounting controls are often

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    minimal and tariffing is often opaque to the end customer. Roaming

    rates are perceived to be high by customers.

    Mobile CSPs tend to use clearinghouses at least to some extent to

    handle roaming charges. Clearinghouses perform two main

    functions: data clearing (DCH) and financial clearing (FCH). Many

    mobile operators use clearinghouses for data clearing because this

    speeds settlement and because it is very complex. The cost of using

    a FCH can be substantial so many CSPs – particularly larger ones -

    prefer to perform settlement in-house. Some use a combined

    approach and settle with some partners directly and others via a

    clearinghouse. If the CSP uses a roaming clearinghouse for

    settlement it simply funds its account; otherwise the CSP must have

    bilateral settlement processes with each roaming partner.

    Content and application partner billing

    With the growth of content-based services, the requirement for

    multi-party settlement has grown, where a single event record

    (CDR, EDR) becomes the basis for settlement with multiple

    wholesale partners including other CSPs and content providers.

    Figure 11: Content and application partner billing

    Billing CSP also controlsaccess to service and

    provides data connection

    3rd Party content,application or

    service provider 

    BillingRelationshipwith endcustomer

    Controlscustomeraccess toservice

    Delivers content,

    application or service

     Authenticationand payment

    Usagerecords

    End customer

    Source: Analysys Mason

    Figure 11 shows how the general case of  Figure 8 is refined for the

    partner content billing situation. In this case the billing CSP also

    controls access to the service and provides connectivity for delivery

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    of the content or application. The third party content provider is

    responsible for delivering the content.

    In our analysis we only consider the scenario where the end

    customer is billed by a CSP we do not consider the “over the top”

    case where the end customer has a relationship directly with the

    content provider independent of the CSP.

    To fully exploit the potential of complex, content-based services,

    wholesale billing systems need to support data processing for a

    wide variety of content types, as well as traditional traffic such as

    voice. A range of scenarios need to be supported involving multi-

    step and multi-component rating rules, and sophisticated cross-

    product and cross-partner discounting, including financial, call count,

    usage, tiered and threshold discounts, penalty rates and a range of

    other user-defined criteria.

    Content and application partner billing, and the advent of long-tail

    service support, is driving the requirement for real-time, active and

    Web-based partner management that is integrated with revenue

    assurance solutions and supports fast on-boarding and off-boarding

    of partners.

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    Vendor summaries

    © 2010 Analysys Mason Ltd. 37 

    Vendor summaries

    Amdocs

     Amdocs is a large US-based telecom software vendor that provides

    a comprehensive portfolio of solutions including the Amdocs PartnerSettlement Offering. Combined with Amdocs QPass this provides an

    end-to-end digital commerce solution; combined with Roam Clearing

    Manager it enables in-sourced roaming clearing. Amdocs has 22

    customers for its Partner Settlement Offering.

    Comptel

    Comptel is a Finnish OSS vendor that introduced partner settlement

    solutions in 2007. These are Comptel Interconnect Billing Solution

    and Comptel Roaming Management Solution. Both Comptel‟s

    partner settlement solutions build on its core expertise in mediation,

    adding extra value to its 280 mediation customers.

    Convergys

    Convergys is a complex company offering a large number of

    products and services to CSPs. Its outsourced telecom business

    operations are declining, but it is building on a strong base of post-

    paid billing and customer care from its ICOMS cable business and

    its telecommunications-focused Infinys billing and customer care

    product line.

    Ericsson

    Ericsson is a Swedish vendor of telecommunications equipment and

    related software. It is particularly strong in the mobile market.

    Ericsson‟s partner settlement solutions include products it has

    developed such as the Ericsson Roaming Solution and Multimedia

    Brokering (IPX), as well as those resulting from the LHS and Drutt

    acquisitions. Ericsson has 15+ CSP customers for its roaming

    solution, 60+ for MSDP, 500+ for IPX and 130+ for BSCS iX 2.

    I-ConX

    i-ConX is a Dublin-based specialist interconnect vendor. The i-ConX

    System is delivered either as a licensed product or as a partially or

    fully outsourced solution. I-ConX targets smaller service providers

    and has had success in both its home market of Ireland as well as in

    the Middle East and Eastern Europe.

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    customers are from EMEA. Its systems support both mobile

    voice/data (60%) and PSTN services (40%).

    Telarix

    Telarix is a US-based vendor of specialist interconnect tools. Its

    IXTools suite is built on a traffic-agnostic platform and supports

    routing, trading, business intelligence, optimization of rates, rating

    and billing, as well as audit and dispute management. Telarix’s

    client base includes traditional incumbents, emerging global carriers

    and dominant regional players. The majority of its customers are

    outside the US.

    Valista

    Valista provides digital commerce software that helps CSPs

    generate additional revenue from content-based services combined

    with traditional subscriber services in convergent networks. It was

    acquired by Aepona in June 2009. Valista's software and managed

    services enable CSPs to offer improved services and advanced

    merchandising, process payments, process refunds, prevent fraud

    and protect their investment in existing systems. Valista's primary

    market is mobile operators, particularly in Europe. Most CSPs

    license Valista's software but Valista offers a managed service run

    out of its own data centers.

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    Partner billing suppliers

    © 2010 Analysys Mason Ltd. 40 

    Partner billing suppliers

    We have identified 40 partner and interconnect billing suppliers in

    Table 1. We believe these companies are sufficiently important to be

    worth serious consideration by CSPs. Leadership qualities includemarket penetration by region, telecom segment, and application

    area. Relative market strength is categorized as either „market

    leader‟; „significant player‟ or „present‟. 

    Vendors we have designated as leaders in a particular market

    segment or sub-segment are those that attract the most revenue in

    the segment and that we predict will continue to do so. Those we

     judge to be sign