Include Retry-After in Additional Responses

Parameter group

VoIP SIP Signaling

Access level

Admin

Possible values

No
Yes

Defaults

Yes

Explanation

If this parameter is set to Yes then the following final responses to a SIP request will include the Retry-After header.

• 404 Not found
• 413 Requested entity too large
• 480 Temporarily unavailable
• 486 Busy Here
• 500 Server Internal Error
• 503 Service unavailable
• 600 Busy everywhere
• 603 Decline

If this parameter is set to No, the Retry-After header will only be set on a 500 response.