[asterisk-users] Strange problem

[Dovid B]

Although I dont have an answer I would say to look at the defualt ports and 
see if they are opend on all sides and if NAT is used that it is set 
properly.

----- Original Message ----- 
From: "Frederico Madeira" <fmadeira at gmail.com>
To: "Asterisk Users Mailing List - Non-Commercial Discussion" 
<asterisk-users at lists.digium.com>
Sent: Tuesday, January 30, 2007 2:58 PM
Subject: [asterisk-users] Strange problem


> Hi guys.
>
> I'm working on a VOIP service provider.
>
> We have two customers running asterisk. Customer A and B.
>
> When A call to B everything is ok.
> When B call to A the call ring but sip messages didn't arrive on
> asterisk A. In my softswitch i see the invite sip message sended to A.
> When every other numbers(TDM and SIP) call do A everything is ok.
>
> Have any issue in asterisk that can resolve this problem ?
> I'm figuring out with our link provider to see if he has some firewall
> rules that can cause this problem
>
> I'm very very confuse becouse the invite message in every time come
> from my softswitch with  ip of my softswitch so, why only invite
> originate on B side has this problem ?
>
> Thanks.
>
> -- 
> Frederico Madeira
> fmadeira at gmail.com
> www.madeira.eng.br
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