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Explain the technique- Backpressure
This technique produces an effect same to backpressure in fluids flowing down a pipe. It includes link-by-link use of flow control in a direction toward the source.
a) Manages protocol access to the physical network medium b) Permits multiple devices to uniquely signify one another on the data link layer
Repeaters - Operate only in physical layer - Connects two segments of the same LAN - Both segments must be of the same protocol - Only forwards frames; does not filter
Q. What is Bipolar Encoding? - Uses three voltage levels negative, positive and zero - Zero level represents binary 0; 1s are represented with alternating positive and negat
Cost Saving Better performance scalability and viability translates into saving for website operators. Because fewer application web servers are required to meet
There are three building blocks of client/server a) The client b) The server and c) Middleware.
Cisco Router architecture Overall architecture of Cisco 2600 router is given below The Following components of routers are 1. WIC slots 2. communications
Q. Show the Error control in TCP? Error control in TCP Detect lost segments, out-of-order segments, corrupted segments and duplicated segments Three tools: chec
Q. Calculate Utilization percentage of the link? - System: Stop and wait ARQ - Bandwidth: 1Mbps - Round trip for one bit: 20ms - Frame length: 1000 bits Utilizatio
Monitor Stations Lost tokens - timer is issued each time a frame or token is generated If no frame is received in time period new token is generated by a monitor stat
Disadvantages of Fiber Optics - Installation/maintenance - Unidirectional - Cost
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