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Can you define IKE modes?
Firewalls Firewalls emerged as a new technology in 1990s but its idea was present near two decades back. Historical context of "Firewall" is quite literal. It was in use to des
What are the key functions of data link layer? Data link layer transfers data in a structured and reliable manner so that the service given by the physical layer is utilized by
Question Which elementary logic gate is equivalent to this circuit? Show your working.
While calculating shortest path, first we assume graph presentation of network at every node then we use Djikstra's algorithm to calculate shortest path from every node to other on
Why it is necessary to have layering in a network? A computer network is a very complex system. It becomes very difficult to execute as a single entity. The layered approach di
When a switch is said to be congested? It is possible that a switch receives packets faster than the shared link can accommodate and keeps in its memory, for an extended period
Hardware difficulty It refers to the price of hardware logic like connectors, wires, switches, arbiter etc. that are required for execution of interconnection network.
UDP sends packets 'blind' down the network, and relies on upper-layer protocols to form connections and identify errors. TCP is a connection-oriented protocol that can give reliabl
Store-and-forward switch The layer 2 switch accepts a frame on an input line, buffers it briefly, and then routes it to the appropriate output line. Cut-through switch
Question The circuit in the figure is driven by a 9 mV amplitude signal generator with an output impedance of 2 kW. What is the output voltage amplitude from the circuit in the
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