SIP 204 No Notification vs 302 Moved Temporarily
SIP 204 (No Notification) is a 2xx Success response, while 302 (Moved Temporarily) is a 3xx Redirection response. 204 indicates that the request was successful but the server has decided not to send a NOTIFY for this SUBSCRIBE request. In contrast, 302 means that the callee has temporarily moved to a different address. The client should retry the request at the Contact address but continue using the original URI for future requests.
Beschreibung
The request was successful but the server has decided not to send a NOTIFY for this SUBSCRIBE request.
Wann Sie es sehen
When subscribing to event packages that may not generate immediate notifications, such as dialog or presence packages.
Wie man es behebt
No fix needed. The subscription was accepted but there is no state change to notify about yet.
Beschreibung
The callee has temporarily moved to a different address. The client should retry the request at the Contact address but continue using the original URI for future requests.
Wann Sie es sehen
When a user is temporarily reachable at a different location, such as when traveling or using a different device.
Wie man es behebt
Redirect the current call to the Contact URI provided, but keep the original URI for future requests.
Wesentliche Unterschiede
204 is a 2xx Success response, while 302 is a 3xx Redirection response.
SIP 204: The request was successful but the server has decided not to send a NOTIFY for this SUBSCRIBE request.
SIP 302: The callee has temporarily moved to a different address. The client should retry the request at the Contact address but continue using the original URI for future requests.
You encounter 204 when when subscribing to event packages that may not generate immediate notifications, such as dialog or presence packages.
You encounter 302 when when a user is temporarily reachable at a different location, such as when traveling or using a different device.
Wann welchen verwenden
For 204 (No Notification): No fix needed. The subscription was accepted but there is no state change to notify about yet. For 302 (Moved Temporarily): Redirect the current call to the Contact URI provided, but keep the original URI for future requests.