Re: How do I allow clients with Remote Desktop inside ISA to access external server? URGENT, please help

From: Robin Walker (rdhw_at_cam.ac.uk)
Date: 11/02/04 

Date: Tue, 2 Nov 2004 19:28:46 -0000

"Simon" <gg@bb.com> wrote in message
news:OkJUasQwEHA.2568@TK2MSFTNGP10.phx.gbl
> All the info I can find on this is about how to access a network or
> desktop FROM outside by publishing a terminalservices server, I need
> to configure ISA to allow internal clients using XP's Remote Desktop
> to see an outside resource on a remote server over the web via the
> ISA server.
>
> So, XP PC via Remote Desktop to SBS2000 with ISA 2000 to web to
> external server with terminal services running.
>
> I have tried everything to try to get access out thru ISA, but just
> get error "cant connect". It is allowed through the firewall at the
> other end, if I http://ipaddress to it they can see the correct IP
> trying to get in.
>
> I have tried adding protocol definitions for 3398 via tcp and udp, in
> and out,
> I have added a destination set for the server at the other end
> I have added Server Publishing Rules for tcp/udp 3398#
> I have added IP packet filters for 3398 tcp/udp in/out
> I have added protocol rules for all the protocol definitiopns to do
> with RDP on 3398
> In fact I have added allow all to everywhere to everyone which should
> allow EVERYTHING, but to no avail

You should be using TCP 3389, not 3398, not UDP.

The port 3389 traffic will emanate from the individual XP clients and go to
the remote server. As far as I can see the SBS2000 server has nothing to do
with it. 

-- 
Robin Walker
rdhw@cam.ac.uk

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