acoustic echo problem on ip phones

[rocampo]

Hello,

Does firmware P00305000101 on the 7960/7940 fix the acoustic echo problem on ip phones when volume is set to maximum ?

[ivillegas]

This looks like a bug. Check for the bug - CSCea77359 in the bug toolkit.

Also you can try out alternate echo cancellation in this link

Troubleshooting Echo Problems between IP Phones and Cisco IOS Gateways

http://www.cisco.com/warp/public/788/voice-qos/echo_ipphone_gateway.html