3xx Response—Redirection responses
3xx Response Send Receive Comments
300 Multiple Choices No Yes
When receiving this response, the
IP Deskphone redirects the original
request to next contact specified.
301 Moved permanently No Yes
When receiving this response, the
IP Deskphone redirects the original
request to the new contact specified.
However, the IP Deskphone takes no
additional special consideration of the
"permanent" status of this change.
302 Moved temporarily Yes Yes
This response is sent to an incoming
invite if the IP Deskphone has local call-
forwarding enabled. When receiving this
response, the IP Deskphone redirects the
original request to the new contact
specified.
305 Use Proxy Yes Yes
The IP Deskphone generates these
responses when receiving requests that
did not come through the configured SIP
proxy. When receiving this request, the
IP Deskphone contacts the new address
in the Contact header field.
380 Alternate service No Yes
When receiving this request the
IP Deskphone contacts the new address
in the Contact header field.
4xx Response—Request failure responses
4xx Response Send Receive Comments
400 Bad request Yes Yes
The IP Deskphone generates a 400 Bad
Request response for various failure
conditions generally when a request is
invalid, and a more specific error
response does not apply.
401 Unauthorized No Yes
Receiving a 401 response results in the
IP Deskphone re-issuing the request
using HTTP digest authentication.
402 Payment required No Yes See Default error handling on page 233.
403 Forbidden No Yes SeeDefault error handling on page 233.
Table continues…
SIP messages supported by the IP Deskphone
230 SIP Software for Avaya 1200 Series IP Deskphones-Administration March 2015
Comments? infodev@avaya.com
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