Hi, I've and issue when use a Cisco AS5350 with IOS 12.4.(15)T7
PSTN --> AS5350 --> CM 4.1(3) --> IPCC Express Premium 4.0(4)
(the call fail to complete)
If upgrade the IOS of AS5350 to 12.4(10) calls complete fine.
Is there any special configuration or tips for use this new IOS with IPCC ?