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