[Users] REGISTER problems

Mike Williams mike at mikebwilliams.com
Mon Oct 16 19:39:28 CEST 2006


Jon,

I have seen this same problem myself, when going through Pix firewalls, but 
since I have no experience with them, and was not able to work on the 
problem, I don't know more about it.

Mike Williams


On Monday 16 October 2006 09:58, Jon Schøpzinsky wrote:
> Hello
>
> Im having a somewhat weird problem, at least for somebody like me, who is
> accustomed to the lovely NAT handling functionality of Asterisk.
>
> When my phone registers on our internal network, everything works like a
> charm, and the user is authenticated. But when I move the phone out on the
> public internet, it doesn't.
> I can see that the only thing changed in the sip messages, is our Cisco PIX
> firewall, that changes a few of the IP addresses. How can this have an
> impact on the calculation of the HA1 string, since this is where it fails.
> The realm hasn't changed, so I cant understand why this doesn't work.
>
> Could somebody who is a little more accustomed to OpenSER tell me why this
> happends?
>
>
>
> Med venlig hilsen
>
> Jon Leren Schøpzinsky
> Solution Engineer
>
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