How to Find an IP Address and Port Number. Computers and applications connect to remote hosts using IP addresses and port numbers. Every computer connected to a network has an IP address, and data ...

Before setting up a static IP address, however, limit the number of addresses available to the protocol that configures the network, -- the DHCP, or Dynamic Host Configuration Protocol.

Knowing the IP address allows you to troubleshoot connection issues and connect new devices, so you need to be able to find this identifier on your printer.

Internet networking involves a lot of alchemy, and I confess to occasionally dropping an eye of newt (or an IP of newt) into a boiling pot to fix problems on my local network. There’s a particular ...