[Freeswitch-users] Freeswitch optimization as a registrar

[Giovanni Maruzzelli]

Yes, it is part of the SIP specs.
BTW, also HTTP works the same way.

Sincerely,

Giovanni Maruzzelli
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On Tue, Dec 30, 2008 at 2:32 PM, peder at networkoblivion.com
<peder at networkoblivion.com> wrote:
>>  This is
>> because the ua sends it's registration refresh unauthenticated.  The
>> registrar will then push back an authentication challenge request so the
>> ua can prove its identity, at which point the ua then repeats the same
>> transaction, but with authentication credentials attached.
>
> Why does it do that?  Every time I do a debug, I see the first request
> denied as unauthorized and then it always comes right back and gets
> registered ok.  Is it part of the SIP spec to try unauthenticated first?
>    I would think you could set something on the UA to cut out the extra
> traffic.
>
>
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