[asterisk-users] SPA-2102 sending local IP instead of WAN IP in SIP packets

[Kyle Kienapfel]

On Wed, Oct 6, 2010 at 12:50 PM, bruce bruce <bruceb444 at gmail.com> wrote:

> Hi Guys,
>
> This is such an annoying issue whenever it comes up. The sender and receive
> always receive the source public IP no matter what in the IP packets but
> then SIP packets go out with something like 192.168.0.20.
>
> In this instance, a Bell Canada DSL modem is installed and I saw the
> SPA-2102 register properly but only to fail later on due to sending it's LAN
> IP to the Asterisk server.
>
> So, I put NAT=yes and NAT_ALIVE=yes but that didn't help at all. I also put
> the device on DMZ in the Bell Canada DSL modem and still the same issue.
>
> I am wondering when would manufacturers finally fully comply the SIP RFC?!
>
> I don't have the luxury to put SIP proxy, do a VPN, install a server or
> anything on client site.
>
> Diagram:
>
> Asterisk Server <= Internet = Bell Canada Modem => SPA2102
>
> Please send me your suggestions on how to fix this if you have this type of
> experience with SPA-2102
>
> Thanks for the input,
> Bruce
>
>
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Are you using stun?
http://en.wikipedia.org/wiki/Session_Traversal_Utilities_for_NAT
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