The fix for ASTERISK-12292 was a bit too aggressive.  You could have
generators pointed at each other on local channels but need to get other
kinds of frames such as DTMF or CONNECTED_LINE frames accross.
........

Merged revisions 414269 from http://svn.asterisk.org/svn/asterisk/branches/1.8


git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/11@414270 65c4cc65-6c06-0410-ace0-fbb531ad65f3