rtp port packet teardown UDP connection between 2 vpnsVERSION 1 we using CM8.5. between extentions of head office and branch office is ok, but didn't hear voice (rtp port packet teardown udp connections) between branch office extentions through vpn t...

we using CM8.5. between extentions of head office and branch office is ok, but didn't hear voice (rtp port packet teardown udp connections) between branch office extentions through vpn tunnel. please see our topology and log, how to fix it?  log of a...