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Vpn Problem Behind a Pix

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BBBrian

IS-IT--Management
Jun 23, 2003
1
US
I have a vpn problem I have a snapgear router on a dsl connection. I have vpn set up the way snapgear has instructed. The problem I am having if I am behind a firewall at a company that is using a firewall like Pix I can't connect to the snapgear vpn. It works fine if I am not behind a company firewall. I am not sure in the snapgear product will work or not. Does anyone know of a product that will.

To recap I want to vpn back to a site when I am behind another firewall. I wont have controll of the firewall I am behind( ex. Work Pix)
 
this may help quoted from
Can't connect to a VPN server on the outside of the PIX
.Symptom: When attempting to connect to a VPN server on the outside of the PIX it returns error 721, the computer failed to respond.
Resolution: In order to PPTP through a PIX, you must have a one-to-one mapping from the external IP to an internal IP for type 47 GRE packets and port 1723. For example, for pptp add this: conduit permit gre host x.x.x.x any AND conduit permit tcp host x.x.x.x eq 1723. For l2tp over ipsec: conduit permit esp host x.x.x.x any, conduit permit udp host x.x.x.x eq 1701 any AND conduit permit udp host x.x.x.x eq 500 any.

For more tips or information, go to

Robert Lin, MS-MVP, MCSE & CNE
Windows, Network and How to at
 
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