SIP 301 Moved Permanently vs 413 Request Entity Too Large
SIP 301 (Moved Permanently) is a 3xx Redirection response, while 413 (Request Entity Too Large) is a 4xx Client Failure response. 301 indicates that the user can no longer be found at the address in the Request-URI. The client should direct future requests to the new address in the Contact header. In contrast, 413 means that the server is refusing to process the request because the message body is larger than the server is willing to accept.
Descrição
The user can no longer be found at the address in the Request-URI. The client should direct future requests to the new address in the Contact header.
Quando você o vê
When a user has permanently changed their SIP address. All future calls should be directed to the new URI.
Como corrigir
Update your address book or routing tables to use the new Contact URI provided in the response.
Descrição
The server is refusing to process the request because the message body is larger than the server is willing to accept.
Quando você o vê
When sending a SIP message with a body (SDP, XML, etc.) that exceeds the server's size limit.
Como corrigir
Reduce the size of the message body. For SDP, minimize codec offers or remove unnecessary attributes.
Diferenças principais
301 is a 3xx Redirection response, while 413 is a 4xx Client Failure response.
SIP 301: The user can no longer be found at the address in the Request-URI. The client should direct future requests to the new address in the Contact header.
SIP 413: The server is refusing to process the request because the message body is larger than the server is willing to accept.
You encounter 301 when when a user has permanently changed their SIP address. All future calls should be directed to the new URI.
You encounter 413 when when sending a SIP message with a body (SDP, XML, etc.) that exceeds the server's size limit.
Quando usar qual
For 301 (Moved Permanently): Update your address book or routing tables to use the new Contact URI provided in the response. For 413 (Request Entity Too Large): Reduce the size of the message body. For SDP, minimize codec offers or remove unnecessary attributes.