i'm setting up an inbound ACL on the gateway's WAN interface. i want to allow all GRE & PPTP traffic from my Win2k VPN peers to my Win2k VPN server, and deny other IP traffic to this server. i did the following:
You can allow the peer IP's like following commands. Moreover if you can provide the information regarding the setup like how you are securing your GRE traffic over internet or the brief connectivity setup.
Following commands may help you.
access-list 100 permit gre host 192.0.2.1 host 192.0.2.2
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