SIP 182 Queued vs 607 Unwanted
SIP 182 (Queued) is a 1xx Provisional response, while 607 (Unwanted) is a 6xx Global Failure response. 182 indicates that the called party is temporarily unavailable but the server has decided to queue the call rather than reject it. The call will be attempted when the callee becomes available. In contrast, 607 means that the called party did not want this call from the calling party. This response is used for robocall and spam call blocking.
Descrição
The called party is temporarily unavailable but the server has decided to queue the call rather than reject it. The call will be attempted when the callee becomes available.
Quando você o vê
In call center or queuing scenarios where the callee is busy but the system holds the call in a queue.
Como corrigir
Wait for the call to be dequeued. If queuing is not desired, configure the server to reject calls instead of queuing them.
Descrição
The called party did not want this call from the calling party. This response is used for robocall and spam call blocking.
Quando você o vê
When the callee's system identifies the call as spam or unwanted. Used in STIR/SHAKEN call verification frameworks.
Como corrigir
If you are a legitimate caller being blocked as spam, ensure your STIR/SHAKEN attestation level is 'A' (full attestation). Contact the callee through alternative means.
Diferenças principais
182 is a 1xx Provisional response, while 607 is a 6xx Global Failure response.
SIP 182: The called party is temporarily unavailable but the server has decided to queue the call rather than reject it. The call will be attempted when the callee becomes available.
SIP 607: The called party did not want this call from the calling party. This response is used for robocall and spam call blocking.
You encounter 182 when in call center or queuing scenarios where the callee is busy but the system holds the call in a queue.
You encounter 607 when when the callee's system identifies the call as spam or unwanted. Used in STIR/SHAKEN call verification frameworks.
Quando usar qual
For 182 (Queued): Wait for the call to be dequeued. If queuing is not desired, configure the server to reject calls instead of queuing them. For 607 (Unwanted): If you are a legitimate caller being blocked as spam, ensure your STIR/SHAKEN attestation level is 'A' (full attestation). Contact the callee through alternative means.