Sip Error 403 Forbidden

error 403 o 408Randy,I unfortunately came across the same issue with: Ms-diagnostics: 9006;source=”Edge Internal interfacefqdn”;reason=”Forbidden”;The Audio-Video ……

(*) ISDN Cause 16 will usually result in a BYE or CANCEL (+) If the cause location is user then the 6xx code could be given rather than the 4xx code. the cause value ……

Feb 05, 2008 · SIP responses, class 4: Request failures 400 Bad Request 401 Unauthorized: Used only by registrars. Proxys should use proxy authorization 407 402 ……

The Session Initiation Protocol (SIP) is a signalling protocol used for controlling communication sessions such as Voice over IP telephone calls. SIP is based around ……

Nov 30, 2011 · These errors are caused by the firewall, the sip server accepts the registration and return traffic…

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