Re: [cisco-voip] T.38 Faxing -- Echo Cancellation

Hello You might try to compare the two configuration files using "show run all" which also displays the default values for all the parameters. Use a compare tool as the the result is verbose. Best regards, Ovidiu On Wed, Nov 16, 2016 at 4:16 PM, Scott Voll wrote: > if I

[cisco-voip] T.38 Faxing -- Echo Cancellation

if I have a PRI that is only doing T.38 faxing to a Fax server, is best practice to turn off echo Cancellation? I moved from an old 3825 to a 2951 from 12.1 to 15.5. Both are running MGCP to CM and SIP to the Fax Server. But I'm getting a high amount of Fax tickets not going through or