The subnet calculator helps you design networks by taking an IP address and network mask and returning information such as network, broadcast address, and host range.
One of a set of tools we're offering as a way of saying thank you for being a part of the community.
You will need to find a network card which is NT version 4 compatible.
Shutdown the PC, remove the power cable and open the case. Locate the closest PCI/ISA port to the processor which is not being used and insert the card.
When the machine reboots you will be prompted to install new hardware. Insert the drivers CD, select the "Have Disk" option for driver install and proceed through the standard driver installation.
If you have any problems, post and i will get back to you asap.
Ben