![]() Wireless Personal Area Networks (PANs) are the next step down from WLANs, covering smaller areas with low power transmission, for networking of portable and mobile computing devices such as PCs, Personal Digital Assistants (PDAs). WANs are Wide Area Networks which cover a wider area such a city, or a limited area greater than LAN. These LANs come under the category of small scale networks within a single building or campus. In the field of computers, the wide usage of group connections have become inevitable, which lead to the introduction of LANs (Local Area Networks).
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