What’s Happening in the IEEE 802 3 Ethernet WorkingIEEE 802.3 Ethernet Working

Group

Valerie Maguire, BSEEValerie Maguire, BSEE

Who is IEEE 802.3?Who is IEEE 802.3?

• The IEEE 802 3 WorkingThe IEEE 802.3 Working Group develops all wired Ethernet LAN applicationsEthernet LAN applications

• Membership is by individualindividual

• Standards (.pdf) are l 6 hcomplementary 6 months

after publication

IEEE 802.3 parent documentIEEE 802.3 parent document• IEEE Std 802.3TM-2012 • Published projects are

called amendments• Amendments are rolled

into updated revisions ofinto updated revisions of IEEE Std 802.3TM-2012

• Corrections and revisions• Corrections and revisions are handled by the Maintenance Task ForceMaintenance Task Force

The IEEE 802.3 processThe IEEE 802.3 process

1 C ll f I t t (CFI)1. Call for Interest (CFI)2. Study Group

PAR ChecklistBroad market

• Project Authorization Request (PAR)

potentialCompatibility,• Response to the Five

Criteria for Standards

Distinct identityTechnical

f ibiliCriteria for Standards Development

• Objectives

feasibilityEconomic

f ibilit• Objectives feasibility

Broad market potentialBroad market potential

• Broad sets of applicabilityBroad sets of applicability• Multiple vendors and

numerous usersnumerous users

CompatibilityCompatibility

C tibilit ith IEEE• Compatibility with IEEE Standard 802.3

• Conformance with the IEEE Std 802.3

• Managed object definitions compatible with SNMP

Distinct identityDistinct identity

• Substantially different from other IEEE 802.3 specifications and solutions

Technical feasibilityTechnical feasibility

• Demonstrated system feasibilityfeasibility

• Proven technology, bl ireasonable testing

• Confidence in reliability

Economic feasibilityEconomic feasibility

K t f t• Known cost factors, reliable data

• Reasonable cost for performance

• Consideration of installation costs

The IEEE 802.3 process, cont.The IEEE 802.3 process, cont.

3 Task Force3. Task Force• Draft development

ll i4. Balloting• Task Force ballot• Working Group ballot• Sponsor ballotSponsor ballot

5. Standards Board approval6 P bli i6. Publication

Open IEEE 802.3 projectsOpen IEEE 802.3 projects

• http://www ieee802 org/3/http://www.ieee802.org/3/• Projects are supported by

an approved PAR 5 criteriaan approved PAR, 5 criteria, and objectives802 3bj 100 Gb/ B k l• 802.3bj 100 Gb/s Backplane and Copper Cable Task FForce

• 802.3bk Extended EPON Task Force

Open IEEE 802.3 projects, cont.Open IEEE 802.3 projects, cont.

• 802 3bm 40 Gb/s and 100802.3bm 40 Gb/s and 100 Gb/s Fiber Optic Task Force

• 802 3bn EPON Protocol• 802.3bn EPON Protocol over Coax (EPoC) Task Force802 3b R d d T i d• 802.3bp Reduced Twisted Pair Gigabit Ethernet PHY T k FTask Force

• 802.3bq 40GBASE-T Task Force

802.3bj 100 Gb/s Backplane and Copper Cable

• Document circulating forDocument circulating for Working Group Ballot

• Project Justification:• Project Justification:– Blade server I/O is

d i i i ddriving increased backplane capabilities

– Smaller form factor needed to support intra-rack 100Gig connections

802.3bj 100 Gb/s Backplane and Copper Cable, cont.

• Key objectives:Key objectives:– Define a 4x25Gb/s PHY

over a PCB backplaneover a PCB backplane– Define a 4x25Gb/s PHY

5 f iover 5m of twinax– Support optional EEE

operation for both PHYs• Target publication: g p

February 2014

802.3bm 40 Gb/s and 100 Gb/s Fiber Optic

• Document circulating for TaskDocument circulating for Task Group Ballot

• Project Justification:• Project Justification:– Reach greater than 10km

i i d f 40Gb/is required for 40Gb/s– More efficient and cost-

effective 100Gig multimode and singlemode solutions needed

802.3bm 40 Gb/s and 100 Gb/s Fiber Optic , cont.

• Key objectives:Key objectives:– 40 km of SMF (2-fiber)

00 f O (8 fib )– 100 m of OM4 (8-fiber)– 20 m of OM3 (8-fiber)– 500 m of SMF (TBD)– Support optional EEESupport optional EEE

operation• Target publication: February 2015• Target publication: February 2015

802.3bp Reduced Twisted Pair Gigabit Ethernet PHY

• Document to circulate forDocument to circulate for Task Group Ballot in NovemberNovember

• Project Justification:E h d i d f− Ethernet desired for automotive networking

− Reducing cable weight impacts fuel economy

802.3bp Reduced Twisted Pair Gigabit Ethernet PHY, cont.

• Key objectives:Key objectives:– Support 1 Gb/s

operation in specifiedoperation in specified environments over less than 3 pairs up to 15 mthan 3 pairs up to 15 m

– Support optional EEE ioperation

• Target publication: May 2014

802.3bq 40GBASE-T802.3bq 40GBASE T

• Task Group Draft underTask Group Draft under development

• Project Justification:• Project Justification:− 40Gb/s speeds needed in

h dthe data center− Structured cabling for

flexible MACs− Auto-negotiation benefitg

802.3bq 40GBASE-T, cont.802.3bq 40GBASE T, cont.

802.3bq 40GBASE-T, cont.802.3bq 40GBASE T, cont.

• Key objectives:Key objectives:– Support 40Gb/s over at

least 30 m of 4 pairleast 30 m of 4-pair, balanced twisted-pair copper cabling with upcopper cabling with up to 2 connectors S EEE i– Support EEE operation

• Target publication: February 2016

Categories 8, 8.1, and 8.2Categories 8, 8.1, and 8.2• TIA

5e

– Category 8 to 2 GHz– Accepts concept of adding

5e

6AAccepts concept of adding ISO/IEC Class II cabling performance

7A

performance • ISO/IEC

C t 8 1 t 1 6 GH

8

– Category 8.1 to 1.6 GHz– Category 8.2 to 1.6 GHz– Installed base of 6A and 7A

Pending IEEE 802.3 projectsPending IEEE 802.3 projects• http://www.ieee802.org/3/• Study Groups develop PAR,

5 criteria, and objectives5 criteria, and objectives• Study Groups have six

months to complete theirmonths to complete their tasks (an extension of six months may be requested)months may be requested)

• Project numbers are not yet i dassigned

Pending IEEE 802.3 projects, cont.Pending IEEE 802.3 projects, cont.

• Distinguished MinimumDistinguished Minimum Latency Traffic in a Converged TrafficConverged Traffic Environment Study Group

• 400 Gb/s Ethernet Study• 400 Gb/s Ethernet Study Group4 P i P E h• 4-Pair Power over Ethernet (PoE) Study Group

Pending IEEE 802.3 projects, cont.Pending IEEE 802.3 projects, cont.

• 1-Pair Power over Data1 Pair Power over Data Lines (PoDL) Study Group

400 Gb/s Ethernet400 Gb/s Ethernet• Objectives, 5 Criteria, and

PAR under development• Project Justification:j

− Per Ethernet Bandwidth Assessment Ad Hoc:Assessment Ad Hoc: networks, on average, need to support 58%need to support 58% compound annual growth ratesgrowth rates

400 Gb/s Ethernet, cont.400 Gb/s Ethernet, cont.

• Anticipated objectives:Anticipated objectives:– Support 400Gb/s over

singlemode multimodesinglemode, multimode, and twinaxial direct connectionsconnections

– Support optional EEE ioperation

4-Pair Power over Ethernet (PoE)4 Pair Power over Ethernet (PoE)

• Objectives, 5 Criteria, andObjectives, 5 Criteria, and PAR under development

• Project Justification:• Project Justification:− A 4-pair PoE system will

h b tthave better energy efficiency than 2-pair P E t d idPoE system and provide greater than 25.5 W to PDPD

4-Pair Power over Ethernet (PoE), cont.

d b• Anticipated objectives:– Operation with

10GBASE-T under investigation

– Will operate over category 5/class D class g y /with less than 25Ω DC loop resistancep

1-Pair Power over Data Lines (PoDL)

• Objectives, 5 Criteria, andObjectives, 5 Criteria, and PAR under development

• Project Justification:• Project Justification:− A 1-pair powering

li ti ill bapplication will be required to support IEEE 802 3b R d d802.3bp Reduced Twisted Pair Gigabit Eth tEthernet

1-Pair Power over Data Lines (PoDL), cont.

• Anticipated objectives:– Compatible with 12V– Compatible with 12V– Will operate over

t 5/ l Dcategory 5/class D class with less than 25Ω DC l25Ω DC loop resistance

Pending IEEE 802.3 CFI’sPending IEEE 802.3 CFI s

• None at this timeNone at this time

ResourcesResources

• IEEE 802 3:IEEE 802.3: http://www.ieee802org/3/.org/3/

• Siemon Standards Informant:Informant: http://blog.siemon. com/standards/com/standards/