Historical
ANSI T1.403.02-1999
Network and Customer Installation Interfaces - DS1 - Robed-Bit Signaling State Definitions
This standard is a revision of the robbed-bit signaling information in T1.403-1995, and replaces annex C of that standard in its entirety. This standard provides NI compatibility information and is not meant to be an equipment specification.
Alliance For Telecommunications Industry Solutions [atis]