Prevents broadcast loops when redundant physical links are built into the network switches. It dynamically disables backup paths until they are needed.

The strength of the Computer Networking Bible lies in its structured approach to breaking down a very technical subject. The book covers a broad curriculum that mirrors what one might find in an introductory university course or a certification program.

Alex realized that an open door is an invitation for thieves.

Connect devices within a local area network (LAN) and manage data flow between them.