ATIS T1.401 : 2000 SUPP B 2002
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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NETWORK TO CUSTOMER INSTALLATION INTERFACES - ANALOG VOICEGRADE SWITCHED ACCESS LINES USING LOOP-START AND GROUND START SIGNALING
07-01-2006
01-12-2013
Defines interface between local exchange lines and trunks of public switched network and customer installation in terms of interaction and electrical features. Covers loop-start and ground-start signaling.
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