[OpenSIPS-Users] NAT and media/signaling IPs different

[Alex Balashov]

Jeff Pyle wrote:
> Hello,
> 
> In my experience with SIP thus far I've been rather insulated from the ill
> effects of NAT on SIP and RTP.  My honeymoon is over.
> 
> In every NAT-supporting commercial SBC I've seen the signaling IP is the
> same as the media IP.  Is this necessary?  In Opensips/Mediaproxy terms,
> does Opensips need to be operating on the same IP address as the media
> relay?

No, it is not necessary.

The signaling and the bearer plane can be separate entirely.

-- 
Alex Balashov
Evariste Systems
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