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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
The layer 2 switch takes benefit of the fact that the destination address appears at the starting of the MAC (medium access control) frame. The layer 2 switch starts repeating the incoming frame onto the appropriate output line as soon as the layer 2 switch recognizes the destination address.
Explain the disadvantages of symmetric algorithms?
Question 1 Who initiates the ‘Trap' message? When is this message generated? Question 2 Discuss the features of a typical Network Management System.List (Fault Management,
What is one basic requirement for establishing VLANs? A VLAN needs dedicated equipment on each end of the connection that permits messages entering the Internet to be encrypted
Three layers are called upper layers a) Application Layer - 7 b) Presentation Layer - 6 c) Session Layer - 5
Q. Explain about Mesh Topology? - Dedicated point-to-point links to each other device - n (n-1)/2 links an every device will have n-1 I/O ports - Advantages - Dedic
Screening Router In this setup network router acts as a firewall. It checks all incoming and outgoing packets according to the predefined rules. This filter is placed at the c
Q. Explain about Multiplicative Decrease ? Multiplicative Decrease (MD) if a time-out take places the threshold is set to one maximum segment size (TCP Tahoe, TCP Reno).
implementing cnet sliding window protocol with 6 nodes
What are instance variables? Instance variables are those which are explained at the class level. Instance variables require not be initialized before using them as they are au
Hardware difficulty It refers to the price of hardware logic like connectors, wires, switches, arbiter etc. that are required for execution of interconnection network.
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