SIP 301 Moved Permanently vs 486 Busy Here
SIP 301 (Moved Permanently) is a 3xx Redirection response, while 486 (Busy Here) is a 4xx Client Failure response. 301 indicates that the user can no longer be found at the address in the Request-URI. The client should direct future requests to the new address in the Contact header. In contrast, 486 means that the callee's end system was contacted successfully but the callee is currently not willing or able to take additional calls at this end system.
Deskripsi
The user can no longer be found at the address in the Request-URI. The client should direct future requests to the new address in the Contact header.
Ketika Anda Melihatnya
When a user has permanently changed their SIP address. All future calls should be directed to the new URI.
Cara Memperbaiki
Update your address book or routing tables to use the new Contact URI provided in the response.
Deskripsi
The callee's end system was contacted successfully but the callee is currently not willing or able to take additional calls at this end system.
Ketika Anda Melihatnya
When the callee is already on a call and does not have call waiting. The user explicitly rejected the call, or all lines are in use.
Cara Memperbaiki
Wait and try again later. The callee may become available when their current call ends. Consider leaving a voicemail if available.
Perbedaan Utama
301 is a 3xx Redirection response, while 486 is a 4xx Client Failure response.
SIP 301: The user can no longer be found at the address in the Request-URI. The client should direct future requests to the new address in the Contact header.
SIP 486: The callee's end system was contacted successfully but the callee is currently not willing or able to take additional calls at this end system.
You encounter 301 when when a user has permanently changed their SIP address. All future calls should be directed to the new URI.
You encounter 486 when when the callee is already on a call and does not have call waiting. The user explicitly rejected the call, or all lines are in use.
Kapan Menggunakan Yang Mana
For 301 (Moved Permanently): Update your address book or routing tables to use the new Contact URI provided in the response. For 486 (Busy Here): Wait and try again later. The callee may become available when their current call ends. Consider leaving a voicemail if available.