Types of network topology pdf Layer with DNS, SMTP, FTP, POP, HTTP. Generally, networks are distinguished based on their geographical span. This may include Bluetooth enabled devices or infra-red enabled devices.
PAN has connectivity range up to 10 meters. PAN may include wireless computer keyboard and mouse, Bluetooth enabled headphones, wireless printers and TV remotes. For example, Piconet is Bluetooth-enabled Personal Area Network which may contain up to 8 devices connected together in a master-slave fashion. Usually,LAN covers an organization’ offices, schools, colleges or universities. LAN provides a useful way of sharing the resources between end users.
LANs are composed of inexpensive networking and routing equipment. It mostly operates on private IP addresses and does not involve heavy routing. LAN works under its own local domain and controlled centrally. LAN uses either Ethernet or Token-ring technology. Ethernet is most widely employed LAN technology and uses Star topology, while Token-ring is rarely seen. LAN can be wired,wireless, or in both forms at once. Metro Ethernet is a service which is provided by ISPs.