ANSI-T1.409 Historical Revision Information
Network-To-Customer Installation Interfaces - Analog Voicegrade Special Access Lines U

ANSI-T1.409 - 2002 DRAFT - SUPERSEDED
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Network and Customer Installation Interfaces - Analog Voicegrade Special Access Lines Using E&M Signaling


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Document Number

ANSI-T1.409

Revision Level

2002 DRAFT

Status

Superseded

Publication Date

Jan. 1, 2002