Difference between revisions of "SIP/2.0 503 Service Unavailable"

Revision as of 20:46, 7 October 2009

Got SIP response 503 "Service Unavailable." back from 23.45.67.89

Check codecs for your server and your provider. Often there are no matching and call is not possible.

503 "Service unavailable: no more gws" back from 22.33.44.55 - Provider does not have more open lines to serve your calls.

Usually this is provider problem.

If device is unreachable, Asterisk returns such error to caller.

Check also:

Revision as of 20:46, 7 October 2009 (view source) Admin (talk \| contribs) ← Older edit		Revision as of 20:46, 7 October 2009 (view source) Admin (talk \| contribs) Newer edit →
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	If device is unreachable, ~~MOR~~ returns such error to ~~called~~.		If device is unreachable, Asterisk returns such error to caller.