Needing to setup a VPN with a 3rd party only allowing access to one server on the network. Looking at using IPsec and was wondering if there is a diagram available, or setup instructions out there.
The following links provides configuration guides as well as network diagrams for configuraing IPSEC Vpn:
2. ASA to ASA
From this you should be able to get how to configure the IPSEC vpn on the cisco device. If you could provide more details as to what devices will act as your terminal points that would be great.