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Posts tagged as “tunnel”

Cisco IOS and StrongSWAN IPSEC VPN

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In this blog post we will cover IPSEC tunnel between Linux StrongSWAN and Cisco IOS. The strongSWAN config file can copied exactly as is to another server with the IP of Cisco Router and the tunnel will be connected between two linux routers. That is you do not need to…

GRE over IPSec in Cisco IOS

Shahriar 0

Cisco GRE over IPSEC In the following is a sample configuration for GRE/IPSEC in Cisco IOS devices. you can tailor this to your needs (changing encryption algorithms, IP addresses etc), just remember to make sure they are the same on both sides (except for IP of course). In later posts…