Site-to-site VPNs using IPsec can be implemented with the crypto maps or, when routed interface is needed, by GRE-tunnels. Virtual Tunnel Interfaces (VTIs) are a relatively late addition to Cisco IOS ... more
Crypto maps - used as one of the oldest Cisco IOS implementation options for IPsec – have a downside - they do not provide for a routable logical interface. When migrating from a traditional WAN or up... more
When designing a network solution, we often are faced with a myriad of parameters that influence the design process and the selection of the final solution. A network designer ideally would want to co... more
