SIP 302 Moved Temporarily vs 436 Bad Identity-Info
SIP 302 (Moved Temporarily) is a 3xx Redirection response, while 436 (Bad Identity-Info) is a 4xx Client Failure response. 302 indicates that the callee has temporarily moved to a different address. The client should retry the request at the Contact address but continue using the original URI for future requests. In contrast, 436 means that the Identity-Info header contains a URI that the server cannot dereference to obtain the signing certificate.
الوصف
The callee has temporarily moved to a different address. The client should retry the request at the Contact address but continue using the original URI for future requests.
متى تراه
When a user is temporarily reachable at a different location, such as when traveling or using a different device.
كيفية الإصلاح
Redirect the current call to the Contact URI provided, but keep the original URI for future requests.
الوصف
The Identity-Info header contains a URI that the server cannot dereference to obtain the signing certificate.
متى تراه
When the Identity-Info URI in the request points to an unreachable or invalid certificate location.
كيفية الإصلاح
Ensure the Identity-Info URI is reachable and points to a valid certificate. Check DNS resolution and TLS configuration.
الفروق الرئيسية
302 is a 3xx Redirection response, while 436 is a 4xx Client Failure response.
SIP 302: The callee has temporarily moved to a different address. The client should retry the request at the Contact address but continue using the original URI for future requests.
SIP 436: The Identity-Info header contains a URI that the server cannot dereference to obtain the signing certificate.
You encounter 302 when when a user is temporarily reachable at a different location, such as when traveling or using a different device.
You encounter 436 when when the Identity-Info URI in the request points to an unreachable or invalid certificate location.
متى تستخدم أيًا منهما
For 302 (Moved Temporarily): Redirect the current call to the Contact URI provided, but keep the original URI for future requests. For 436 (Bad Identity-Info): Ensure the Identity-Info URI is reachable and points to a valid certificate. Check DNS resolution and TLS configuration.