uc540 sip trunk error SIP/2.0 403 3rd Party

Unanswered Question
Jun 30th, 2010

HI everyone,

Thanks in advance.

I have a problem configuring a sip trunk with xtratelecom (Spain Provider)

sip-ua register status is ok, but i can´t get inbound calls and outbound calls has one way audio.

I have a debug ccsip.

SIP/2.0 403 3rd Party Registration Forbidden
From: <sip:[email protected]>;tag=4566BC-1DD9
To: <sip:[email protected]>;tag=c1c035fef7387136d2437ca5aebba7db.be4b
Call-ID: 6E6A40C7-839C11DF-807DE3F5-1B8715
Via: SIP/2.0/UDP;branch=z9hG4bK8717D8
Server: Kamailio SIP Proxy (Trunking Enterprise)
Content-Length: 0

Anyone help me?

Thanks again,

I have this problem too.
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Alberto Montilla Fri, 07/02/2010 - 03:02

Dear Sir;

This may be an issue with the DIDs on the SIP trunk. I suggest you contact SBSC (Small Business Support Center). They will provide you good assistance in Spanish to solve your issue.



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