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What is CRC
The CRC is computed while transmission and appended to output stream as soon as last bit goes out onto wire. If the CRC were in header, it will be necessary to make a pass over frame to compute CRC before transmitting. This would need each byte to be handled twice-once for check summing and one time for transmitting. Using trailer cuts the work in half.
It is a basic quantitative property of networks. Delay is a calculate how long it takes for a bit of data to cross across the network from one end to the other. It is calculated in
How SPF algorithm does the route determination?
Fiber Optic Cable A fiber optic cable is made of glass or plastic and transmits signals in the form of light pulses. An optical fiber is a thin flexible medium conducts
CONNECTION-ORIENTED: Accounting is simpler. Application can learn of network causes immediately. CONNECTIONLESS: It has fewer load. It is easier to cre
Screened Host Architecture This architecture consists of two host machines: a Screening Router and a Screening Host. Screening Router is placed between a local network and the
VLAN ( Virtual Local Area Network) is a concept of creating distinct broadcast domains. It is a network which aims at partitioning the physical network. VLAN comprises all the attr
Most real-life applications are built on top of the UDP and TCP transport protocols. UDP, which stands for User Datagram Protocol, provides the capability of delivering individual
Question : (a) Describe, with the aid of a diagram, a hybrid topology of a network of your choice. (b) Briefly explain the similarity and differences between a switch and
Advantages There are times when using packet filters makes sense. If the connections require high throughput or the protocols has proprietary technology that makes it
A.) JPEG and PICT B.) MPEG and MIDI C.) ASCII and EBCDIC For example, the Presentation layer would be liable for changing from EDCDIC to ASCII. Data compression, decompres
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