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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 of time, then the switch will eventually run out of buffer space, and some packets will have to be dropped and in this state is said to congested state.
FDDI Media Class B or SAS (single-attachment stations) attach to one ring Class A or DAS (dual attachment stations) attach to both rings. SASs is attached to the primary rin
(i) Suppose N stations are connected to an extended Ethernet LAN, as shown below shown in Figure operating at the rate of 10 Mbps. Assume that the efficiency of each Ethernet is 8
what is logical ring maintenance and how does it work>?
What are the data units at dissimilar layers of the TCP / IP protocol suite? The data unit formed at the application layer is called a message, at the transport layer the data
Connection to backbone LAN In most cases, interconnection with stations on a wired backbone LAN is needed. For infrastructure wireless LANs, this is simply accomplished by the
Error Detection-- CRC Powerful error detection system Rather than addition, binary division is utilized A series of redundant bits called "CRC" or else "CRC remai
The connection-oriented service process for networking is same to the manner in which telephones are used. This is shown as follows: A caller dials a number of the receiver. The
Overhead SONET overhead is not added as headers or trailers as we have seen in other protocols. Instead SONET insert overhead at a variety of location in middle of the f
What are some drawbacks of implementing a ring topology? In case one workstation on the network varies a malfunction, it can bring down the whole network. Another drawback is t
What is NOS? NOS, or Network Operating System, are specialized software whose major task is to give network connectivity to a computer in order for it to be able to converse wi
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