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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.
What is Ring Topology? The physical ring topology is a circular loop of point-to-point links. Every device connects directly to the ring or indirectly by and interface device o
In connectionless schema, there is no connection required. The source of data includes destination information in data and transmit to the network. Network transmit each data item
What are the advantages and disadvantages of the three types of routing tables? The three types of routing tables are fixed, dynamic, and fixed central. The fixed table must be
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
Identify the 3 major functions at layer 3 of the OSI model Ans) Layer three explains the path, forwards the packet and executes software / logical addressing.
Most networks give dynamic connections, which last for a relatively short period. To operate this, ATM can dynamically join a switched virtual circuit (SVC), allow it last as long
Operating system does CISCO have
Transition Phases A PPP connection goes through phases which can be shown in a transition phase . Dead: In the dead phase the link is not being used. There is no ac
1. Suppose the datagram source allocates 12 bytes for this option. Then when the datagram leaves the source host, the RR option area will be like this: 7 12 4 0 0 0 0 0 0 0 0 0
introduction
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