Wide Area Networks (WANs) span across large geographical distances to provide connectivity for various parts of the network infrastructure. Most service providers are well trained in properly supporting not only traditional data traffic but also voice and video services (which are more delay-sensitive) over these large geographical distances.
Unlike the Local Area Network (LAN) environment, not all of the WAN components are owned by the specific enterprise they serve. Instead, WAN equipment and/or connectivity can be leased from service providers. Another interesting thing about WANs is that, unlike LANs, there is typically an initial fixed cost and periodic . . .
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