On 10/26/07, Wilson Kwok <[EMAIL PROTECTED]> wrote:
> Hello,
>
>     We have a video conference server using tcp and udp 3001 prot in
> internal,
> external user said that can't connect to video server and held on 3001 fail,
> the following is file configuration,
>
> nat: 1.2.3.4   eth1:3          192.168.0.18
Is this some form of masq rule in the shorewall masq file?

> rule: video/ACCEPT   net    loc:192.168.0.18
You need a DNAT, not an accept.

And I'd write it as

DNAT    net   loc:192.168.0.18   tcp 3000,3002...

Prasanna.
>
> marco.video:
>
> PARAM   -       -       tcp     3000
> PARAM   -       -       udp     3000
> PARAM   -       -       tcp     3001
> PARAM   -       -       udp     3001
> PARAM   -       -       tcp     3003
> PARAM   -       -       udp     3003
> PARAM   -       -       tcp     3005
> PARAM   -       -       udp     3005
> PARAM   -       -       tcp     3009
> PARAM   -       -       udp     3009
> PARAM   -       -       tcp     8080
>
>
>
>
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