SIP 202 Accepted vs 470 Consent Needed
SIP 202 (Accepted) is a 2xx Success response, while 470 (Consent Needed) 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, 470 means that the request cannot be fulfilled because the source has not been granted consent by the recipient. Used in consent-based communications (RFC 5360).
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 request cannot be fulfilled because the source has not been granted consent by the recipient. Used in consent-based communications (RFC 5360).
Gördüğünüzde
When attempting to communicate with a user who has not granted permission for the calling party to reach them.
Nasıl Düzeltilir
Request consent through a separate mechanism. The recipient must explicitly grant permission for future communications.
Temel Farklar
202 is a 2xx Success response, while 470 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 470: The request cannot be fulfilled because the source has not been granted consent by the recipient. Used in consent-based communications (RFC 5360).
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 470 when when attempting to communicate with a user who has not granted permission for the calling party to reach them.
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 470 (Consent Needed): Request consent through a separate mechanism. The recipient must explicitly grant permission for future communications.