SIP 202 Accepted vs 415 Unsupported Media Type
SIP 202 (Accepted) is a 2xx Success response, while 415 (Unsupported Media Type) is a 4xx Client Failure response. 202 indicates that the request has been accepted for processing but the processing has not been completed. Used primarily for REFER requests. In contrast, 415 means that the server is refusing the request because the message body is in a format not supported by the server for the requested method.
Açıklama
The request has been accepted for processing but the processing has not been completed. Used primarily for REFER requests.
Gördüğünüzde
After sending a REFER request for call transfer. The transfer target acknowledges receipt but hasn't completed the transfer yet.
Nasıl Düzeltilir
Wait for a NOTIFY to learn the outcome of the referred action. If no NOTIFY arrives, check subscription state and network connectivity.
Açıklama
The server is refusing the request because the message body is in a format not supported by the server for the requested method.
Gördüğünüzde
When the Content-Type of the request body is not supported. For INVITE, this often means an unsupported SDP format.
Nasıl Düzeltilir
Check the Accept header in the response to see supported media types. Use a compatible Content-Type in your request.
Temel Farklar
202 is a 2xx Success response, while 415 is a 4xx Client Failure response.
SIP 202: The request has been accepted for processing but the processing has not been completed. Used primarily for REFER requests.
SIP 415: The server is refusing the request because the message body is in a format not supported by the server for the requested method.
You encounter 202 when after sending a REFER request for call transfer. The transfer target acknowledges receipt but hasn't completed the transfer yet.
You encounter 415 when when the Content-Type of the request body is not supported. For INVITE, this often means an unsupported SDP format.
Hangisini Ne Zaman Kullanmalı
For 202 (Accepted): Wait for a NOTIFY to learn the outcome of the referred action. If no NOTIFY arrives, check subscription state and network connectivity. For 415 (Unsupported Media Type): Check the Accept header in the response to see supported media types. Use a compatible Content-Type in your request.