Digium G100 - Echo-Cancellation Functionality

Digium, Inc. Page 13
Chapter 1: Overview
Supported Voice Modes:
 PRI CPE and PRI NET (T1 / E1)
– National ISDN 1 / NI1
– National ISDN 2 / NI2
– EuroISDN
– 4ESS (AT&T)
– 5ESS (Lucent)
– DMS100
– Q.SIG
 E&M (T1 only)
– Wink
– Feature Group B
– Feature Group D
 FXO and FXS (T1 only)
– Ground Start
– Loop Start
– Loop Start with Disconnect Detect
 SIP
Example scenarios utilizing the Gateway Series are illustrated in Figure 1
and Figure 2 on page 14.