My knowledge in VPN is 0, so please answer my quiestions in detailes:
I have 5 branches and a main office with more than 100 users, I decided to connect all my branches to the main office using VPN technology, I installes MS windows server 2003, Exchange server 2003, ISA server 2004 on my uniqe DC, I do not have any Cisco appliances, I have LAN routers and SpeedTouch internet Router, my quistions are:
1- Can I make VPN with a dynamic IP address?
2- Do I need any special services from my ISP?
3- Can I make VPN using my recent LAN configurations?