If you want to use VPN with IPSec that means you have to use L2TP. As you
might know the L2 stands for Layer 2.
So if you use a firewall with e.g. NAT it must definitly support it.
> I am going to use Ipsec in my VPN connection .
> MY VPN server is w2k that supports IPsec,
> Should my router and firewall supports IPsec as well or it doesnt
> Thanks in advance