I need to create an IPSEC VPN between an external company and one computer in our network. What would be the best way to do it? Thanks.
Setting up a manual BOVPN is my preference.
You set up a Gateway, and then a Tunnel which has the single IP addr as Local
Manual Branch Office VPN Tunnelshttps://www.watchguard.com/help/docs/help-center/en-US/Content/en-US/Fireware/other/chapters/manualbovpntunnels.html