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  ITU-T A.5 justification information for referenced document af-vtoa-0078.000 (1997) in draft Y.1453
1. Clear description of the referenced document:
Name: af-vtoa-0078.000 (1997)
Title: Circuit Emulation Service (CES) 2.0
2. Status of approval:
The referred specification was approved by the ATM Forum board of directors.
3. Justification for the specific reference:
Draft Rec. Y.1453 uses ALL Type 1 discussed in af-vtoa-0078.000 (1997).
4. Current information, if any, about IPR issues:
An on-line identification of patent declarations is available at the following URL: http://www.atmforum.com/specs/patent_decl.html
5. Other useful information describing the "Quality" of the document:
The status of the referred specification is "approved specification".
6. The degree of stability or maturity of the document:
The status of the referred specification is "approved specification".
7. Relationship with other existing or emerging documents:
References within the referenced specification are listed under item (8).
8. Any explicit references within that referenced document should also be listed:
Normative/
[1] UNI 3.1, ATM Forum User-Network Interface (UNI) Specification/
[2] af-bici-0013.003, ATM Forum Broadband Inter-carrier Interface (B-ICI) Specification v2.0/
[3] ANSI T1.630-1993, B-ISDN ATM Adaptation Layer CBR Services/
[4] ANSI T1.627-1993, B-ISDN ATM Layer Functionality and Specification/
[5] ITU-T I.356-1993, B-ISDN ATM layer cell transfer performance/
[6] ITU-T I.362-1993 B-ISDN ATM adaptation layer (AAL) functional description/
[7] ITU-T I.363.1 1996, B-ISDN ATM Adaptation Layer (AAL) Specification, Types 1 and 2/
[8] ANSI T1.101-1994, Synchronization Interface Standard/
[9] ANSI T1.102-1993 Revised - Digital Hierarchy - Electrical Interfaces/
[10] ANSI T1.107-1995, Digital Hierarchy - Formats specifications/
[11] ANSI T1.403-1995, Carrier-to-Customer Installation - DS1 Metallic Interface/
[12] ANSI T1.404-1994, Carrier-to-Customer Installation - DS3 Metallic Interface Specification/
[13] ANSI T1.408-1990, Integrated Services Digital Network (ISDN) Primary Rate -- Customer Installation Metallic Interfaces Layer 1 Specification/
[14] ANSI T1.510-1994, Network Performance Parameters for Dedicated Digital Services - Specifications./
[15] ITU-T G.824-1993, The control of jitter and wander within digital networks which are based on the 1544 kbit/s digital hierarchy/
[16] Bellcore TR-NWT-000170, Issue 2, January, 1993, Digital Cross-connect System Generic Requirements and Objectives/
[17] ITU-T G.702-1988, Digital hierarchy bit rates/
[18] ITU-T G.703-1991, Physical/electrical characteristics of hierarchical digital interfaces/
[19] ITU-T G.704-1995, Synchronous frame structures used at 1544, 6312, 2048, 8488 and 44736 kbit/s hierarchical levels/
[20] ITU-T G.707-1996, Network node interface for the synchronous digital hierarchy (SDH)/
[21] ITU-T G.823-1993, The control of jitter and wander within digital networks which are based on the 2048 kbit/s digital hierarchy/
[22] IETF RFC1573, Evolution of Interfaces Group of MIB-II, January 1994./
[23] IETF RFC TBD, Definitions of Managed Objects for the DS3/E3 Interface Type, Date TBD./
[24] IETF RFC TBD, Definitions of Managed Objects for the DS1, E1, DS2 and E2 Interface Types, Date TBD/
[25] IETF RFC TBD, Definitions of Managed Objects for the DS0 and DS0 Bundle Interface Types, Date TBD/
[26] IETF RFC1595, Definitions of Managed Objects for the SONET/SDH Interface Type, March 1994./
[27] TTC Recommendation JT-G.704, Synchronous Frame Structures Used at Primary and Secondary Hierarchical Levels/
[28] TTC Recommendation JT-G.703a, Secondary Rate User-Network Interface of Leased Line - Layer 1 Specification/
[29] ISO/IEC 11573 (1994), Synchronization methods and technical requirements for Private Integrated Services Networks/
Informative/
[1] ETSI ETS 300 353 B-ISDN ATM adaptation layer (AAL) specification type 1/
[2] Bellcore GR-1113-CORE, Issue 1, July, 1994, Asynchronous Transfer Mode (ATM) and ATM Adaptation Layer (AAL) Protocols/
[3] Bellcore GR-1110-CORE, Issue 1, August 1994, Broadband ISDN Switching Systems Generic Requirements/
[4] Bellcore TA-TSV-001409, Issue 1, November 1993, Generic Requirements for Exchange Access PVC Cell Relay Services/
[5] DTR/NA-52622 Optional aspects of AAL type 1/
[6] ANSI T1.511-1994, B-ISDN ATM Layer Cell Transfer Performance Parameters
9. Qualification of ATM Forum:
ATM Forum was merged with Broadband Forum
10. Other (for any supplementary information):
None
Note: This form is based on Recommendation ITU-T A.5