ATIS T1.613-1991

Integrated Services Digital Network (ISDN) - Call Waiting Supplementary Service

Org/Number ID	ATIS T1.613-1991
Alternate Organization ID / number	ANSI T1.613-1991
Version(s)	1991
Bin #	0562
Comments	S2017
Status	Present
Record last updated	September 7, 2022, 2:39 pm

This is not the most recent edition of this standard.

Newer edition note: 2007