This sample chapter from the only authorized companion guide for the Cisco Networking Academy Program introduces newcomers to the basic concepts and components of modern computer networks. The chapter ...

Blueprint topics covered in this chapter: This chapter covers the following subtopics from the Cisco CCIE Routing and Switching written exam blueprint. Refer to the full blueprint in Table I-1 in the ...

Need a jump start on Unix networking? Whether you're working on your home network or setting up systems at work, here are some basic Unix commands and insights that might prove helpful. Once upon a ...