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1.
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Clear description of the referenced document:
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Name:
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MEF 8
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Title:
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Implementation Agreement for the Emulation of PDH Circuits over Metro Ethernet Networks, 2004 This document reflects industry consensus on the details of pseudowire emulation.
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2.
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Status of approval:
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Approved in 2004.
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3.
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Justification for the specific reference:
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This specification has been developed by the MEF and is used by the ITU-T G.988 without change.
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4.
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Current information, if any, about IPR issues:
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No known issues.
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5.
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Other useful information describing the "Quality" of the document:
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Commonly referenced all over the world for metro Ethernet services.
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6.
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The degree of stability or maturity of the document:
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Commonly referenced all over the world for metro Ethernet services.
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7.
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Relationship with other existing or emerging documents:
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Tightly integrated with IEEE, IETF and other ITU recommendations on the standardization of pseudowire.
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8.
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Any explicit references within that referenced document should also be listed:
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RFC 2119 “Key words for use in RFCs to Indicate Requirement Levels”, RFC 2119, S. Bradner, March 1997, http://www.ietf.org/rfc/rfc2119.txt/
RFC 2833 “RTP Payload for DTMF Digits, Telephony Tones and Telephony Signals”, RFC 2833, H. Schulzrinne, S. Petrack, May 2000, http://www.ietf.org/rfc/rfc2833.txt/
RFC 3550 “RTP: A Transport Protocol for Real-Time Applications”, RFC3550, H. Schulzrinne et al, September 2003, http://www.ietf.org/rfc/rfc3550.txt/
RTP TYPES “RTP Payload types (PT) for standard audio and video encodings – Closed”, http://www.iana.org/assignments/rtp-parameters/
G.702 “Digital hierarchy bit rates”, ITU-T Recommendation G.702, November 1988/
G.704 “Synchronous Frame Structures used at 1544, 6312, 2048, 8448 and 44736 Hierarchical Levels”, ITU-T Recommendation G.704, October 1998/
G.705 “Characteristics of plesiochronous digital hierarchy (PDH) equipment functional blocks”, ITU-T Recommendation G.705, October 2000/
G.751 “Digital multiplex equipments operating at the third order bit rate of 34 368 kbit/s and the fourth order bit rate of 139 264 kbit/s and using positive justification”, ITU-T Recommendation G.751, November 1988/
G.802 “Interworking between networks based on different digital hierarchies and speech encoding laws”, ITU-T Recommendation G.802, November 1988/
G.823 “The control of jitter and wander within digital networks which are based on the 2048 kbit/s hierarchy”, ITU-T recommendation G.823, March 2000/
G.824 “The control of jitter and wander within digital networks which are based on the 1544 kbit/s hierarchy”, ITU-T recommendation G.823, March 2000/
G.826 “Error performance parameters and objectives for international, constant bit rate digital paths at or above the primary rate”, ITU-T Recommendation G.826, February 1999/
G.827 “Availability performance parameters and objectives for international, constant bit rate digital paths at or above the primary rate”, ITU-T Recommendation G.827, September 2003/
G.1020 “Performance Parameter Definitions for Quality of Speech and other Voiceband Applications Utilising IP Networks”, ITU-T Recommendation G.1020, November 2002/
I.231.1 “Circuit-mode 64 kbit/s unrestricted, 8 kHz structured bearer service”, ITU-T Recommendation I.231.1, November 1988/
I.363.1 “B-ISDN ATM Adaptation Layer specification: Type I AAL”, ITU-T Recommendation I.363.1, August 1996/
Y.1413 “TDM-MPLS Network Interworking – User Plane Interworking”, ITU-T Recommendation Y.1413, March 2004/
T1.102 “Digital Hierarchy Electrical Interfaces”, ANSI T1.102-1993/
T1.107 “Digital Hierarchy Formats Specifications”, ANSI T1.107-2002/
T1.403 “Network and Customer Installation Interfaces – DS1 Electrical Interface”, ANSI T1.403-1999/
T1.510 “Network Performance Parameters for Dedicated Digital Services for Rates up to and including DS3”, ANSI T1.510-1999/
GR-253-CORE “Synchronous Optical Network (SONET) Transport Systems: Common Generic Criteria” Telcordia Generic Requirements GR-253-CORE, Issue 3, September 2000/
TR-NWT-000170 “Digital Cross-Connect System (DSC 1/0) Generic Criteria”, Telcordia Technical Reference TR-NWT-000170, January 1993/
MEF 1 “Ethernet Services Model – Phase 1”, MEF 1, November 2003, http://www.metroethernetforum.org/PDFs/Standards/MEF1.pdf/
MEF 3 “Circuit Emulation Service Definitions, Framework and Requirements in Metro Ethernet Networks”, MEF 3, April 13, 2004, http://www.metroethernetforum.org/PDFs/Standards/MEF3.pdf /
MEF 4 “Metro Ethernet Network Architecture Framework – Part 1: Generic Framework”, MEF 4, May 2004, http://www.metroethernetforum.org/PDFs/Standards/MEF4.pdf. /
MEF 5 “Traffic Management Specification – Phase 1”, MEF 5, May 2004, http://www.metroethernetforum.org/PDFs/Standards/MEF5.pdf/
MEF 6 “Ethernet Services Definitions – Phase 1”, MEF 6, June 2004, http://www.metroethernetforum.org/PDFs/Standards/MEF6.pdf/
ATM-CES “Circuit Emulation Services Interoperability Specification, Version 2.0”, ATM Forum af-vtoa-0078.000, January 1997, /
ftp://ftp.atmforum.com/pub/approved-specs/af-vtoa-0078.000.pdf/
IEEE 802.3 “Information technology – Telecommunications and information exchange between systems – Local and metropolitan area networks – Specific requirements – Part 3: Carrier sense multiple access with collision detection (CSMA/CD) access method and physical layer specifications”, IEEE 802.3-2002/
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9.
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Qualification of
MEF:
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The MEF was recognized under the provisions of ITU-T Recommendation A.5 on 24 September 2002. Qualifying information is on file with TSB.
9.5 The IPR policy of the MEF may be found in Article 10 of the MEF Bylaws which are available on the MEF public WEB site metroethernetforum.org.
9.6 All MEF Technical Specifications, Implementation Agreements, and Test Specifications are approved by an electronic letter ballot of all MEF members. For a MEF document to pass an electronic letter ballot at least a quorum of members (defined by the MEF bylaws as 1/3 of the MEF membership) must vote Yes or No. In addition, of the Yes plus No votes at least 75% of the votes must be Yes.
9.7 All published MEF documents are available for download free of charge in PDF or WORD format from the MEF public WEB site www.metroethernetforum.org .
9.8 Each revision of a given MEF document has a different MEF number.
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10.
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Other (for any supplementary information):
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None
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