(Level 2 Forwarding) L2F permits tunneling of link-layer frames. L2F passes protocol-level packets through the virtual tunnel between endpoints of a point-to-point connection.
Layer 2 Forwarding. Protocol that supports the creation of secure virtual private dial-up networks over the Internet.
Layer 2 Forwarding. A Layer 2 tunneling protocol developed by Cisco. Also see tunnel and VPN.