© 2006 Cisco Systems, Inc. All rights reserved. Cisco ConfidentialPresentation_ID 1

CISCO VG224 VOICE GATEWAY

Introduction

© 2006 Cisco Systems, Inc. All rights reserved. Cisco ConfidentialPresentation_ID 2

Cisco: The Unified Communications LeaderMore and more customers

50,000+ Cisco Unified Communications customers worldwide250+ customers deploying more th an 5,000 IP phones, including 30+ customers deploying more than 25,000 IP phonesMore than 70% of the Fortune 500 ® are using Cisco Unified Communications

More true IP endpoints shipped13 M+ Cisco Unified IP phones 9 M+ Cisco Unity seats (Messaging)1.1 M+ Cisco Unified Contact Center agents225 K+ Cisco Unified MeetingPlace licenses

(Rich-media conferencing)

More deployed & proven VoIP infrastructure75 K+ Cisco Unified Communications Manager licenses80 K+ Cisco Unified Communications Manager Express licenses35 M+ VoIP gateway ports90 M+ Power over Ethernet ports All numbers through Jul-07

Cisco has 20+ years experience in IP networking

© 2006 Cisco Systems, Inc. All rights reserved. Cisco ConfidentialPresentation_ID 3

Cisco VG224 Voice GatewayPlatform Overview

Cisco® IOS®-based high-density analog gateway for Cisco IP Communication networks

–Campus locations with Cisco Unified Communications Manager

–Remote or branch office locations behind SRST Router

–SMB or branch behind Cisco Unified Communications Manager Express router

–Analog phones with supplementary features, fax, modem, or IVR interconnection deployments

–Protocol Flexibility;SCCP/H.323/MGCP with Cisco Unified Communications Manager

SCCP/H.323/SIP with Cisco Unified Communications Manager Express or SRST

SIP with Cisco SIP Proxy Server

Hardware

–24 FXS voice ports with RJ-21 telco connector

–1RU 19-inch wall and rack mountable

–Two 10/100 BaseT Ethernet ports for redundancy

–AC or 12V DC (battery) power input

© 2006 Cisco Systems, Inc. All rights reserved. Cisco ConfidentialPresentation_ID 4

Cisco VG224 Deployment TopologyCisco Communications Manager Campus Deployment

Cisco Unified Communications Manager Cluster

PSTN

VG224

SCCP/H.323/MGCP

A

Cisco Unity VM/UM

� Rack and stack VG224 units as needed to utilize existing TDM cabling � SCCP support requires VG224 12.4(2)T and CM 4.1(3) and higher� VG224 delivers high availability with du al homing to redundant switches� Refer to VG224 data sheet fo r features available with CUCM

Optional Redundant Links

VG224 CorporateIP Network

© 2006 Cisco Systems, Inc. All rights reserved. Cisco ConfidentialPresentation_ID 5

Cisco VG224 Deployment TopologyRemote site with SRST Router

CorporateIP Network

PSTN

VG224

FXO

CAS/PRI

T3

T1

SCCP/H.323/MGCP

A

Cisco Unified Communications Manager Cluster

Unity VM/UM

� In case of WAN failure, VG224 will use H.323 to terminate calls via the local SRST router (Cisco ® 7200, 3800, 3700, 2800 or 2600XM) to the PSTN

� SCCP support requires VG224 12.4(2)T and CM 4.1(3) and higher� Refer to VG224 data sheet fo r features available with CCM

Optional Redundant Links

Cisco ISR2800/3800

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Cisco VG224 Deployment TopologyCisco Unified Communications Manager Express

PSTN

VG224 FXO

T1SCCP/H.323/SIP

CUCME

CorporateIP Network

� VG224 can communicate with CUCME using SCCP, H.323, or SIP

� SCCP Support requires VG224 12.4(2)T and CME 3.3 and higher

� VG224 does not need to support SRST, as it will home to an SRST router

� Refer to VG224 data sheet for features available with CUCME

© 2006 Cisco Systems, Inc. All rights reserved. Cisco ConfidentialPresentation_ID 7

Cisco VG224 Voice GatewayVoIP Implementation

Voice Features

VG224 Capabilities

Call Control Protocols

H.323 with Communications Manager 3.2 and later

MGCP 0.1 with Communications Manager 3.3(3) SR2 and later

SCCP with Communications Manager 4.1(3) and later

H.323 with CME any version

SCCP with CME 3.3 and later

Standards-based SIP support

Packet Voice G.711, G729A

TI 5510 DSPs

VAD

G.168 echo cancellation

Dynamic jitter buffer

Modem Modem passthrough (NSE mode)

Fax Cisco® fax relay

T.38 fax relay

Fax passthrough

© 2006 Cisco Systems, Inc. All rights reserved. Cisco ConfidentialPresentation_ID 8

Cisco VG224 Voice GatewayAnalog Properties

VG224 offers improved analog front end delivering key features

Ringing equivalent number (REN): 5 RENs per port, 12 RENs per system

Ringing voltage: 43V

Idle voltage: High- and low-idle voltage support

Protection: Built-in 100-ohm internal protection

© 2006 Cisco Systems, Inc. All rights reserved. Cisco ConfidentialPresentation_ID 9

Cisco Unified Communications Manager Feature Availabilit ywith VG224 and VG248 Voice Gateways

Analog FeatureVG224 (SCCP)

VG248 (SCCP)

Cisco® IOS®-based platform Yes No

FXS ports 24 48

MWI (stutter) √ √

Basic call (with CCM auto-config) √ √Modem passthrough √ √Fax (T.28, Cisco Frame Relay, passthrough)

√ √

Caller ID √ √

√√√√√√√

SMDI Tunneling available

√

Call waiting √Hook flash transfer √

Feature access code √

Call forward all √

Conference √

√

√

Redial

Speed dial

© 2006 Cisco Systems, Inc. All rights reserved. Cisco ConfidentialPresentation_ID 10

Cisco Communications Manager Express Feature Availabilitywith VG224 Voice Gateways

Analog FeatureVG224 (H.323)

VG224 (SIP)

VG224 (SCCP)

√ √√

√

√MWI (stutter) Via script √

√√√√√√√√

Directed Call Park/Pickup √Directed Call Pickup of Ringing Extension

√

√

√

Via script

Via script

Via script

Phone function

Basic Call √√

√

Via script

Via script

Via script

Phone function

Modem passthrough

Fax (T.38, Cisco Fax Relay, passthrough)

Caller ID

MWI (visual using FSK)

Call waiting

Hook flash transfer

Feature access code

Call forward all

Conference

Redial

Speed dial

© 2006 Cisco Systems, Inc. All rights reserved. Cisco ConfidentialPresentation_ID 11

Cisco VG224 Voice Gateway Standards-Based SIP Features

Basic Features� RFC 3261-compliant

� Registration of dial-plan to proxy

� Per-line auth entication

� T.38/T.37 fax support

� TEL URL support

� Midcall codec change

� Inband DTMF

� Out-of-band DTMF (RFC 2833 and Notify/Info)

� Media inactivity timer

� Accounting (start/stop records)

� QoS: RSVP, DiffServ, CAC

� Bind support

� TACACS+

Security� NAT transversal� Gateway authentication� SRTP

High Availability� DNS SRV RFC2782� HSRP

CorporateIP Network

PSTN

VG224

FXO

CAS/PRI

T3

T1

SIP

© 2006 Cisco Systems, Inc. All rights reserved. Cisco ConfidentialPresentation_ID 12

Cisco VG224 Analog Voice Gateway Benefits

Ease of operation—Cisco® IOS®-based

Provides consistent usability with the rest of the Voice GatewayRouters (Cisco 1700, 2600XM, 2800, 3700, 3800 Series)

Investment protection

Next-generation platform architecture supports SIP and Secure Voice

Manageability

Allows for the same Cisco IOS images across network

Increased reliability and high availability

Two 10/100 Mbps ports for dual homing

Field-proven levels of interoperability and voice quality

Proven and consistent DSP technology across networks

© 2006 Cisco Systems, Inc. All rights reserved. Cisco ConfidentialPresentation_ID 13