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Example: Configuring L2TP LAN-to-LAN VPN Connection
The branch office establishes a L2TP VPN tunnel with head office to connect two private networks over the Internet.
The routers are installed in the head office and branch office accordingly.
Both office LAN networks must in different subnet with LAN to LAN application.
Functions of Pre-shared Key, VPN Connection Type and Security Algorithm must be identically set up on both sides.
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PPTP (Point-to-Point Tunneling Protocol) is a private network of computers that uses the public Internet to connect
some nodes. Because the Internet is essentially an open network, the PPTP is used to ensure that messages
transmitted from one VPN node to another are secure. With PPTP, users can dial in to their corporate network via the