Hello,
I use axon pbx for a while all is working fine. Recently I try to connect a Cisco 7940 (SIP Version POS3_8_11_00) but without success.
If I try to connect my cisco phone directly to my SIP provider it work very fine.
In Axon Log, I've:
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18:51:00 UDP Packet Received from 192.168.0.22:51008 <<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<
REGISTER sip:192.168.0.250 SIP/2.0
Via: SIP/2.0/UDP 192.168.0.2