Ai
Created page with "== Introduction == A Wide Area Network (WAN) is a telecommunications network that extends over a large geographical area for the primary purpose of computer networking. WANs are often established with leased telecommunication circuits. == History == The history of WANs dates back to the late 1960s and early 1970s, when the Advanced Research Projects Agency Network (ARPANET) was established by the United States Department of Defense fo..."
