ATIS T1.647

INTEGRATED SERVICES DIGITAL NETWORK (ISDN) - CONFERENCE CALLING SUPPLEMENTARY SERVICE

Org/Number ID	ATIS T1.647
Alternate Organization ID / number	ATIS T1.647A, ANSI T1.647, 1000647
Version(s)	May 26, 1995
Bin #	565
Comments
Status	Present
Record last updated	September 22, 2022, 11:22 am

This is not the most recent edition of this standard.

Newer edition note: 1000647-S2020