Re: cisco s800 and gnugk

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Hi Mikhail,

I haven't used H.323 support in a Cisco 800, but the general advice is
not to rely on H.323 helpers in NAT routers, but to place a GnuGk in
front of the NAT router and to use the H.323's NAT traversal protocols
(H.460.18/.19) instead.

Regards,
Jan

-- 
Jan Willamowius, Founder of the GNU Gatekeeper Project
EMail  : jan@xxxxxxxxxxxxxx
Website: http://www.gnugk.org
Support: http://www.willamowius.com/gnugk-support.html

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Michael Ivanov wrote:
> Greetings!
> 
> I am new to h323 technologies and gnukg in particular. I have managed to set up
> gnugk in our internal lan and now trying to allow external access to it. We have
> a cisco series 800 router with h323 gateway functionality (but no gatekeeper; at
> least show gatekeeper command is not recognized). This router is used as a NAT
> firewall between our internal LAN and internet. show gateway command reports that
> cisco gateway is registered with our internal gatekeeper.
> 
> My question is, do I still need to forward all h323 related ports (1718...1720,
> 3000, 3001 and all TCP/UPD port ranges specified in gnugk config) explicitely to
> gatekeeper PC or should cisco gateway provide proper commmunication to gnugk somehow?
> When I try to register to cisco router specifying it as a server, registration
> succeeds but gnugk service does not show any new registrations.
> 
> Best regards,
> -- 
>  \   / |			           |
>  (OvO) |  Mikhail Iwanow                   |
>  (^^^) |                                   |
>   \^/  |      E-mail:  ivans@xxxxxxxxxxx   |
>   ^ ^  |                                   |


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