Hi John,

> Interestingly RINGING and REGISTER messages are working OK. The NAT
> router is out of our control. Are we looking at a SIP ALG getting in
> the way?

It probably is the NAT router. Have you tried "canreinvite=no" in
sip.conf for these phones?

Best regards,
Jeroen Eeuwes

-- Bandwidth and Colocation Provided by http://www.api-digital.com --
New to Asterisk? Join us for a live introductory webinar every Thurs:

asterisk-users mailing list
To UNSUBSCRIBE or update options visit:

Reply via email to