VASI – VRF Aware Service Infrastructure Interfaces and Global Route Leaking
VASI – VRF Aware Service Interfaces, what the heck are those?! Cisco has defined a VASI interface as: VASI is implemented using virtual interfaces that provide the framework necessary to configure a firewall and NAT between VRF instances. Each interface pair is associated with two different VRF instances. The two virtual interfaces, called vasileft and…