[isapros] Re: Telnet through a Cisco VPN tunnel
- From: "Thomas W Shinder" <tshinder@xxxxxxxxxxx>
- To: <isapros@xxxxxxxxxxxxx>
- Date: Tue, 16 Oct 2007 16:54:55 -0500
ISA does not proxy Telnet connections.
How is the router making decisions about sending connections over the
VPN?
Tom
Thomas W Shinder, M.D.
Site: www.isaserver.org
Blog: http://blogs.isaserver.org/shinder/
Book: http://tinyurl.com/3xqb7
MVP -- Microsoft Firewalls (ISA)
> -----Original Message-----
> From: isapros-bounce@xxxxxxxxxxxxx
> [mailto:isapros-bounce@xxxxxxxxxxxxx] On Behalf Of Amy Babinchak
> Sent: Tuesday, October 16, 2007 1:51 PM
> To: isapros@xxxxxxxxxxxxx
> Subject: [isapros] Re: Telnet through a Cisco VPN tunnel
>
> Yep. But it needs to work behind the ISA server. Judging by
> the ISA logs
> it looks like what happens is that ISA uses its power of
> proxy and makes
> the request on behalf of Mochasoft. But because the Cisco
> then sees the
> request coming from ISA it sends it off to the Internet and
> not through
> the VPN tunnel.
>
> So, how do I tell ISA not to proxy this request? The request
> is going to
> be a Telnet session to a particular IP address.
>
> -----Original Message-----
> From: isapros-bounce@xxxxxxxxxxxxx
> [mailto:isapros-bounce@xxxxxxxxxxxxx]
> On Behalf Of Jim Harrison
> Sent: Tuesday, October 16, 2007 12:13 AM
> To: isapros@xxxxxxxxxxxxx
> Subject: [isapros] Re: Telnet through a Cisco VPN tunnel
>
> IIUC, the broken scenario is:
> Mochasoft --> ISA --> Cisco --| VPN |-- AS
> ..and the working scenario is:
> Mochasoft --> Cisco --| VPN |-- AS
> ?
> ________________________________________
> From: isapros-bounce@xxxxxxxxxxxxx [isapros-bounce@xxxxxxxxxxxxx] On
> Behalf Of Amy Babinchak [amy@xxxxxxxxxxxxxxxxxxxxxxxxxx]
> Sent: Monday, October 15, 2007 6:15 PM
> To: isapros@xxxxxxxxxxxxx
> Subject: [isapros] Telnet through a Cisco VPN tunnel
>
> I have a guy with a Cisco 3200 that has a VPN tunnel to American
> Standard. He needs to run Telnet from a workstation on the
> LAN using an
> app called Mochasoft to make a connection to an AS400 on the
> remote end
> of the tunnel. What's supposed to happen is that the Cisco
> will redirect
> any traffic destined for American Standard over the VPN. With the ISA
> server behind the Cisco it's not working. If we connect direct to the
> Cisco and run the telnet session it connects no problem.
> Captures didn't
> show any telnet traffic at all, so I don't know where it's going. I
> can't figure that one out because the ISA log shows Telnet
> initiate...then Telnet closed. The Cisco router is the gateway for the
> ISA server.
>
> Some ideas for me?
>
>
>
>
>
>
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