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  ITU-T A.5 justification information for referenced document ETSI EN 303 215 V1.3.1 (2015-04) in draft L.1310
1. Clear description of the referenced document:
Name: ETSI EN 303 215 V1.3.1 (2015-04)
Title: Environmental Engineering (EE); Measurement methods and limits for power consumption in broadband telecommunication networks equipment
2. Status of approval:
Normative
3. Justification for the specific reference:
It is a widely used standard for fixed broadband telecom equipment, and required for implementing the power consumption measurement method for such equipment that L.1310 prescribe.
4. Current information, if any, about IPR issues:
ETSI IPR information is available at http://www.etsi.org/
5. Other useful information describing the "Quality" of the document:
ETSI EN 303 215 V1.3.1 (2015-04) was published by ETSI in April 2014.
6. The degree of stability or maturity of the document:
ETSI Published.
7. Relationship with other existing or emerging documents:
Is the only currently published standard on this subject.
8. Any explicit references within that referenced document should also be listed:
[1] ETSI TS 101 388: "Access Terminals Transmission and Multiplexing (ATTM); Access transmission systems on metallic access cables; Asymmetric Digital Subscriber Line (ADSL) - European specific requirements [ITU-T Recommendation G.992.1 modified]"./
[2] ETSI EN 300 132-2: "Environmental Engineering (EE); Power supply interface at the input to telecommunications and datacom (ICT) equipment; Part 2: Operated by -48 V direct current (dc)"./
[3] ETSI TS 101 271 (V1.1.1): "Access Terminals Transmission and Multiplexing (ATTM); Access transmission system on metallic pairs; Very High Speed digital subscriber line system (VDSL2); [ITU-T Recommendation G.993.2 modified]"./
[5] ETSI ES 201 970: "Access and Terminals (AT); Public Switched Telephone Network (PSTN); Harmonized specification of physical and electrical characteristics at a 2-wire analogue presented Network Termination Point (NTP)"./
[6] Recommendation ITU-T G.984: "Gigabit-capable passive optical networks (GPON)"./
[7] Recommendation ITU-T G.984.2: "Gigabit-capable Passive Optical Networks (G-PON): Physical Media Dependent (PMD) layer specification"./
[8] IEEE 802.3: "IEEE Standard for 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"./
[9] Broadband Forum TR-100: "ADSL2/ADSL2plus; Performance Test Plan"./
[10] Broadband Forum TR-114: "VDSL2 Performance Test Plan".
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):
None.
Note: This form is based on Recommendation ITU-T A.5