1. Layer 2 Tunneling Protocol (L2TP) • An example of network layer VPN: use IP packets to encapsulate Layer 2 frames • Previous RFC (v2) -RFC2661 Layer Two Tunneling…
1. Layer 2 Tunneling Protocol (L2TP) • An example of network layer VPN: use IP packets to encapsulate Layer 2 frames • Previous RFC (v2) -RFC2661 Layer Two Tunneling…