What is Virtual Private network(vpn),What are the
precautions to take while we are working on the vpn,How to
configure vpn?

Answer Posted / diwakara2

VPN is a virtual private network,
Where u can connect another network

LAN<-->WAN ((((VPN)))) WAN<-->LAN

On this connection, packets constructed in a specific VPN
protocol format are encapsulated and transmitted between
the client and the server and then de-encapsulated on the
receiving side.

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