Networks are groups of computers that communicate by either cable or wireless transmissions. Bythe use of computer networking, we can share data with others. Today, all businesses, small orlarge use some type of computers and most use computer networking to handle their dailybusiness operations such as bookkeeping, inventory tracking, document storing, and e-mail.Networks are growing in size and complexity and this trend has created a rapid increase fornetworking engineers to provide practical and efficient solutions. Networking needs vary from onenetwork to another; there is no such thing as “one size fits all.” Also, a properly designed networkmust allow for expansion. The management of a small company may feel that this advancedtechnology is of no use to them since their monetary budget is limited. However, with properplanning, small companies can start with an affordable and versatile network and later expand onthe next level of affordability.This text is the second edition and ...