Jigar Mehta’s WebBlog

November 5, 2006

How IPSec VPN Works?

Filed under: Uncategorized — jigarme @ 5:11 pm
  • To access a company network via an IPsec VPN, an employee working remotely launches the VPN client from his home computer.
  • He then logs in to the sign-in screen with a username and a secure password.
  • The VPN concentrator (appliance) authenticates the user, applies the proper access controls, and opens a secure VPN tunnel between the user and the company network.
  • The user is now within the corporate firewall, so all data traffic in and out of his system is encrypted.

The following image describes the same in better way,

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