Computer networks are a bit like the army: everything in a network has to be arranged with almost military precision and it has to behave according to very clearly defined rules. In a LAN, for example, you can't
Explain the two approaches of packet switching techniques.Datagram approachVirtual circuit approachSwitched virtual circuit(SVC)Permanent virtual circuit(PVC)Circuit鈥搒witched connection versus virtual鈥揷ircuit connectionPath versus routeDedicated versus shared2. Explain IP addressing method.Internetwork ...
constantly varying sound waves) that can travel along the telephone network to another computer somewhere else. At that other location, there is another modem that converts the incoming analog information back into digital data
The router is the packet switching equipment in the network layer of the OSI protocol model (or network layer relay equipment), and the basic function of the router is to transmit the data (IP message) to the correct network, including the network: 1.IP datagram forwarding, including...
that packet. Once the router has identified the best route for a packet to travel, it passes the packet along the appropriate network to another router. That router checks the destination address, find what it considers the best route for the packet and passes it to the destination network. ...