Integrated Services Digital Network (ISDN) provides for digital transmission over ordinary telephone copper wire as well as over other media uses. In this continuation of his tip on ISDN ...

Businesses should expect to upgrade computer equipment on a regular basis; as companies expand, so do their processing and data needs, and hardware continues to evolve at a breakneck pace.

Transmission media carry data signals from one computer to another. Most modern PCs come with a NIC and wireless NIC built-in, providing the option of either connection method. However, mobile devices ...