Quick Configs – Static VTI IPsec (crypto, IPv6, IPv4, GRE) Ben Pin 1 year ago Quick Configs – Static VTI IPsec (crypto, IPv6, IPv4, GRE) This CCIE oriented episode of quick configs goes into configuring a Static Virtual Tunnel Interface (VTI) for IPsec. See http://bit.ly/1VZYkFi for all CCIE notes. .