[Asterisk-Users] Problem with Cisco 7905 "Not Acceptable Here"

[Eric Wieling]

John Lange wrote:
> Asterisk seems to have a problem with the Cisco 7905. If the user is on
> the phone with another call, asterisk reports:
> 
>     -- Executing Dial("SIP/206.XX.XXX.XXX-08f899d8", "SIP/204XXXXX83|10") in new stack
>     -- Called 2044XXXXX83
>     -- Got SIP response 488 "Not Acceptable Here" back from 192.168.1.112

You prolly have allow=all in sip.conf which will allow all sorts of 
codecs that are not supported by the Cisco.  For testing do disallow=all 
and allow=ulaw.  If that works you can try allow'ing the codec you want 
instead of ulaw.