If your company network is having problems and you need to troubleshoot it, you also need to know some basic information about the computers on the network. Internet Protocol is the underlying ...

To connect some copiers or multi-function printers to a router, you may need to know the subnet mask value for the network. A subnet mask defines the value range of IP addresses used in a workgroup.

Friday I posed an open-ended IPv6 addressing question. Today I’ll start working towards the solution – but more importantly, I want to find out whether you personally, if you were preparing for the ...

Monday’s sample question focused on the data link layer addresses used as frames pass over a Frame Relay WAN. Today, I’ll summarize the key points that must be considered when answering that question, ...