[Serusers] Multiple Registrations

Ricardo Villa ricvil at epm.net.co
Wed Mar 19 17:30:08 CET 2003


Hi Nils,

I agree that my example is not normal behaviour.  But out of 100 users, I am
sure,  at least one would experience multiple registrations due to dropped
dial-up calls.  And modifying the UA agent as per your suggestions is really
beyond my control.

Thanks,
Ricardo

----- Original Message -----
From: "Nils Ohlmeier" <nils at iptel.org>
To: "Ricardo Villa" <ricvil at epm.net.co>; <serusers at lists.iptel.org>
Sent: Wednesday, March 19, 2003 10:14 AM
Subject: Re: [Serusers] Multiple Registrations


> Hi Ricardo,
>
> On Wednesday 19 March 2003 06:25, Ricardo Villa wrote:
> > When we have a situation in which a PC changes IP addresses (like on
> > dialup), we end up with multiple registrations (see below).  Is it
possible
> > to configure SER so that it only has the latest registration?
>
> as Juha allready stated normaly the UA should unregister.
>
> And to your example i would say this is not normal. If a user contacts
every 5
> minutes from another IP he should set the expires value in its UA to value
so
> that nothing goes wrong. I mean in reality i would not expect that some
> registers every 5 minutes from another IP. But if the user do it this way
he
> should set the Expires value maybe to 7 minutes.
>
> And the last choice would be that the UA unregister all previous
registered
> contacts (for example on startup) and registers its current contact after
> this. But this should be an option for user who know what they are doing
(for
> example an extra button which ask twice before unregister everything).
>
> And at last: the q value gives the user the chance to configure in which
> sequence a proxy with forking should try to reach the user at the
different
> contacts. So the user can configure that the proxy should first try
contact a
> and after this try contact b because of its higher or lower (i'm currently
do
> not know how the contacts will be sorted) q value.
>
> Regards
>   Nils Ohlmeier
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>




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