You can do a down and dirty test to see if it will work. You can record the start of a fax tone into a file.
Then after you answer the channel play the file. The 'special tone' will cancel all of the Ecs on the line. Its dity but will work in a pinch. > -----Original Message----- > From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED] On Behalf Of > Ken D'Ambrosio > Sent: Thursday, January 26, 2006 12:00 PM > To: asterisk-users@lists.digium.com > Subject: [Asterisk-Users] Dynamically disabling echo > cancellation (Zap). > > Hi! For reasons that I won't bore people with, I'd like to > disable echo cancellation on-the-fly, depending on which DID > a call came in on. I've seen things like spandsp disable EC > for faxes, so I know it's possible. > Any idea where to start looking? (I assume I'll have to make > a helper application of some sort to be called externally, > and that's fine.) > > Thanks! > > -Ken > > P.S. If this question is more appropriate for a developer's > list, please let me know. > > _______________________________________________ > --Bandwidth and Colocation provided by Easynews.com -- > > Asterisk-Users mailing list > To UNSUBSCRIBE or update options visit: > http://lists.digium.com/mailman/listinfo/asterisk-users > _______________________________________________ --Bandwidth and Colocation provided by Easynews.com -- Asterisk-Users mailing list To UNSUBSCRIBE or update options visit: http://lists.digium.com/mailman/listinfo/asterisk-users