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.
Deskripsi
The request was successful but the server has decided not to send a NOTIFY for this SUBSCRIBE request.
Ketika Anda Melihatnya
When subscribing to event packages that may not generate immediate notifications, such as dialog or presence packages.
Cara Memperbaiki
No fix needed. The subscription was accepted but there is no state change to notify about yet.
Deskripsi
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.
Ketika Anda Melihatnya
When a user is temporarily reachable at a different location, such as when traveling or using a different device.
Cara Memperbaiki
Redirect the current call to the Contact URI provided, but keep the original URI for future requests.
Perbedaan Utama
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.
Kapan Menggunakan Yang Mana
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.