A high-speed Internet connection is no longer a luxury for most businesses; it's a necessity. As a result, many businesses now use broadband cable connections to surf and work over the Web at ...

The device shown in Figure 17-1 is an RS-232–to–TTL converter board, designed to allow a PC with a serial (RS-232) port to communicate with a device that has a console (TTL) port. External converters ...

A cable modem bridges a connection between a subscriber's place of business or residence and an Internet service provider's cable modem termination system. The modem allows an Ethernet-compatible ...

Before installing your new modem, you need to disconnect your old modem from your cable wall outlet and computer first. Connect the modem power cord into an electrical outlet. Connect the other end to ...