Update on this issue. We changed the codec to G729B and that seems to have solved the problem. Seems like the VPN phones prefer G729B instead of G729. Seems to work for both 46XX and 96XX phones.
So now you know, in case any of you run across this problem in the future.
Hi all-
I'm a CM user, running 5.2. I have several VPN phones deployed to remote users, both 4610SW and 9650. Using Cisco ASA5510 for the firewall. All VPN phones register up just fine and grab DHCP from the 5510.
The problem I'm having is, when a VPN user calls into the main office, they...
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