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Layer Two Forwarding Last modified: Wednesday, October 31, 2001
Often abbreviated as L2F, a tunneling protocol developed by Cisco Systems. L2F is similar to the PPTP protocol developed by Microsoft, enabling organizations to set up virtual private networks (VPNs) that use the Internet backbone to move packets. Recently, Microsoft and Cisco agreed to merge their respective protocols into a single, standard protocol called Layer Two Tunneling Protocol(L2TP).
Cisco's Layer Two Forwarding Page Includes links to news releases, technical tips, and articles. Solutions for Virtual Private Dialup Networks White paper from Cisco Systems that describes the L2F protocol. Unofficial L2TP Web Page Contains links to IETF documents and other Web pages related to L2TP.	Related Categories Internet Protocols Network Protocols Related Terms Cisco Systems DLSw L2TP PPTP tunneling VPN Networking Hubs and Switches Layer Two Forwarding Products Shop by Top Models: Nortel Networks 425-48T 48-Port Ethernet Switch (AL2012A44-E5) 1 store offers from $1330 - $1330 Cisco Catalyst 2924M 24-Port Ethernet Switch (WS-C2924M-XL-EN) 3 store offers from $30 - $63 IBM Nortel LAN Module for BladeCenter 4-Port Gigabit Ethernet Switch (73P9057) 1 store offers from $950 - $950 Netgear ProSafe 24 Port Fast Ethernet (10/100) Layer 3 Managed, Stackable Switches With 4 Gigabit P... (FSM7328SNA) 17 store offers from $282 - $589 NetGear ProSafe™ GS716T 16-Port Ethernet Switch (GS716TNA) 16 store offers from $238 - $391