SIP 302 Moved Temporarily vs 406 Not Acceptable
SIP 302 (Moved Temporarily) is a 3xx Redirection response, while 406 (Not Acceptable) 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, 406 means that the resource identified by the request is only capable of generating responses with content characteristics not acceptable according to the Accept header.
描述
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.
何时出现
When a user is temporarily reachable at a different location, such as when traveling or using a different device.
如何修复
Redirect the current call to the Contact URI provided, but keep the original URI for future requests.
描述
The resource identified by the request is only capable of generating responses with content characteristics not acceptable according to the Accept header.
何时出现
When content negotiation fails — the server cannot produce a response matching the Accept header fields in the request.
如何修复
Review the Accept headers in your request and broaden the acceptable content types.
主要区别
302 is a 3xx Redirection response, while 406 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 406: The resource identified by the request is only capable of generating responses with content characteristics not acceptable according to the Accept header.
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 406 when when content negotiation fails — the server cannot produce a response matching the Accept header fields in the request.
何时使用哪个
For 302 (Moved Temporarily): Redirect the current call to the Contact URI provided, but keep the original URI for future requests. For 406 (Not Acceptable): Review the Accept headers in your request and broaden the acceptable content types.