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FlameN
@chello.nl

FlameN to bdnhsv

Anon

to bdnhsv

Re: How to forward gre - VPN server behind windows server 2003

16.1 and 1.1 are both on a Windows server 2003 machine and there are no ISPs. I'm testing in LAN environment. the Windows server 2003 is running a proxy to regulate the internal traffic and also has a mapped link for the TCP port 1723 to the VPN server.

bdnhsv
join:2012-01-20
Huntsville, AL

bdnhsv

Member

Doesn't win2k3 have a built in firewall? Try turning it off and see if your GRE traffic makes it to the other side.

FlameN
@chello.nl

FlameN

Anon

Firewall is off with no filters. I'm 99% sure. Gonna check tomorrow morning.

bdnhsv
join:2012-01-20
Huntsville, AL

bdnhsv

Member

If that doesn't work - have you tried connecting your vpn client directly to the vpn server for a sanity check?

FlameN
@inholland.nl

FlameN

Anon

Just tested it. VPN functions normaly when connecting from External client to Windows Server and Windows server to Internal VPN server. all firewalls are off.
FlameN

FlameN to bdnhsv

Anon

to bdnhsv
A bit of an update. The packets not getting to the Internal VPN server are displayed in wireshark as protocol: "ppp lcp" with info: configuration request