Configuration of windows 2003 server

Dear House,
kindly assist with the necessary step involved to configure windows server 2003 to help manage my Ip addresses.E.g i have this network address
IP:126.164.212.240
Subnet:255.255.252.0
Gateway:126.164.212.1
DNS:194.62.44.10
Alt DNS:194.62.44.11 and i want the client on the network to use 172.16.0.0-172.16.255.254,
subnet:255.255.0.0 to get connected to the internet.
Please kindly help because i have tried all my possible best but it's not working.I have almost exusted my IP addresses to i want to quickly deploy server2003 to achive these.

Thank You.