ANSI T1.405-2002
Telecommunications –Installation Interfaces – Direct-Inward-Dialing Analog Voicegrade Switched Access Using Loop Reverse-Battery Signaling

Standard No.

ANSI T1.405-2002

Release Date

2002

Published By

American National Standards Institute （ANSI)

Latest

ANSI T1.405-2002

Scope

This standard provides network-to-customer installation (CI) interface requirements for Direct Inward Dialing (DID) analog voicegrade switched access using loop reverse-battery signaling. DID is a feature of PBX and Centrex systems that permits direct ac

ANSI T1.405-2002 history

• 2002 ANSI T1.405-2002 Telecommunications –Installation Interfaces – Direct-Inward-Dialing Analog Voicegrade Switched Access Using Loop Reverse-Battery Signaling