Tag : internal phones

11.21.0 : Echo Woes : Can’t Install Canceller

Posted January 28, 2016 by sean darcy & filed under Asterisk Users Comments: 1.

Tags: internal phones, sip

ive got calls coming into an 11.21.0 box. The internal phones are analogue off a TDM400 board, and SIP extensions.Using an analogue internal phone, the remote party always hears an echo on its side. We do not hear an echo. Doesnt matter who is the call..

Read more