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  ITU-T A.5 justification information for referenced document ETSI TS 186 025-1 V2.1.1 (2011-01) in draft Q.3931.1
1. Clear description of the referenced document:
Name: ETSI TS 186 025-1 V2.1.1 (2011-01)
Title: Telecommunications and Internet Converged Services and Protocols for Advanced Networking (TISPAN); IMS/PES Performance Benchmark, Part 1: Core Concepts
2. Status of approval:
3. Justification for the specific reference:
ETSI TS 186 025-2 V2.1.1 (2011-01) Telecommunications and Internet Converged Services and Protocols for Advanced Networking (TISPAN); IMS/PES Performance Benchmark; Part 2: Subsystem Configurations and Benchmarks, which is used in Q.Benchmarking.2 as a reference.
4. Current information, if any, about IPR issues:
Information about IPR could be available for ETSI members and non-members and found in SR 000 314: "Intellectual Property Rights (IPRs); Essential, or potentially Essential, IPRs notified to ETSI in respect of ETSI standards", which is available free of charge from the ETSI Secretariat and on the ETSI web site http://www.etsi.org/ipr
5. Other useful information describing the "Quality" of the document:
6. The degree of stability or maturity of the document:
ETSI TS 186 025-2 was published in January 2011. It is an ETSI standard document.
7. Relationship with other existing or emerging documents:
The Q.Benchmarking.2 contains the Subsystem Configurations and Benchmarks for the IMS/PES Performance Benchmark
8. Any explicit references within that referenced document should also be listed:
ETSI TS 186 025-1 ETSI TS 186 025-1(V.2.1.1): "Telecommunications and Internet converged Services and Protocols for Advanced Networking (TISPAN); IMS/PES Performance Benchmark, Part 1: Core Concepts "/
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ETSI TS 183 036] Telecommunications and Internet converged Services and Protocols for Advanced Networking (TISPAN); ISDN/SIP interworking; Protocol specification/
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[ETSI TS 124 229] Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); LTE; IP multimedia call control protocol based on Session Initiation Protocol (SIP) and Session Description Protocol (SDP); Stage 3 (3GPP TS 24.229 )"/
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[ETSI TS 183 043] Telecommunications and Internet converged Services and Protocols for Advanced Networking (TISPAN); IMS-based PSTN/ISDN Emulation; Stage 3 specification"./
9. Qualification of ETSI:
ETSI is recognized under the provisions of ITU-T Recommendations A.5 and A.6. Qualifying information is on file at TSB.
10. Other (for any supplementary information):
In addition ETSI was also qualified for referencing ETSI documents as recorded in report COM 11 R198 (April 2000) of November/December 1999 SG11 meeting. Additional information is available at ETSI website (http://www.etsi.org/).
Note: This form is based on Recommendation ITU-T A.5