How to Configure VPN in Cisco Routers Virtual private network can be configured with most of the Cisco routers( 800 to 7500 series) with IOS version 12 or higher.VPN can be implemented in a number of ways--with various level of security measures and configuration. To determine the right VPN configuration for your network, you need to have a solid understanding in cryptographic … [Read more...] about Cisco VPN Configuration in IOS Routers