Network-to-network VPN setup

Article:		Setting Up a Virtual Private Network
Subject:		Network-to-network VPN setup
Date:		2007-10-19 12:18:37
From:		JimPrice

This is our setup: 3 local networks in three towns. All networks are basic Windows networking - no server. All computers using Windows XP. We want to connect the 3 networks using network-to-network VPN. What hardware and software will we need?