ANSI T1.409

Network To Customer Installation Interfaces - Analog Voicegrade Special Access Lines Using E&M Signaling

Org/Number ID	ANSI T1.409
Alternate Organization ID / number
Version(s)	1991; 1996
Bin #	0557
Comments	ANSI T1.409-1989 has a different title (Interface Between Carriers and Customer Installation - Analog Voicegrade Special Access Lines Using E&M Signaling)
Status	Present
Record last updated	August 1, 2022, 5:43 pm

This is the most recent edition of this standard.