sipxecs behind NAT

Lennart Sorensen lsorense-1wCw9BSqJbv44Nm34jS7GywD8/FfD2ys at
Thu Mar 20 15:45:48 UTC 2014

On Thu, Mar 20, 2014 at 11:44:33AM -0400, Dave Cramer wrote:
> This is my masquerade rule:
> MASQUERADE  all  --    !
> I'm curious why sipxecs would even put the internal IP in the packet ?

Do you have the sip conntrack helper module loaded on your router?

SIP is one of the protocols that needs help to go through nat, because
the packets include internal IPs in them.

Len Sorensen
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