> Dear All,
> I found problem when setup FS behind Huwei SBC.
> my network diagram is.
> NAT Public IP
> NAT 10.x.x.x
> [SIP Client 1] ----- [ADSL Router] ---------------------------- SBC
> ---------------------------- FS
>
> /
> [SIP Client 2] ----- [ADSL Router] --------------------------/
> It's work fine when call incomming and play sound. But i got 403 from SBC
> when i try to call Local extension or originate call to registerd user.
> I thing nat problem can someone show me sip profile config work in this
> case.
>
> BG
> Dome C.