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Question:
(a) Show by means of a diagram the Ethernet frame structure and describe the six fields of the Ethernet frame structure.
(b) Explain the operation of the Carrier Sense Multiple Access/Collision Detection (CSMA/CD) contention technique used by Ethernet.
(c) Explain the characteristics of CSMA/CD in terms of:
i. Order of transmission. ii. Length of wait time before transmission takes place. iii. Network saturation. iv. Capture effect.
(d) What is the purpose of the terminator at each end of a bus in a bus topology.
(e) Explain the operation of a Token Ring topology for a LAN. Your answer should include
i. A description of the token passing process. ii. The specific IEEE standard. iii. The problems inherent with a ring topology.
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
Length This is a 16 bit field that defines the total length of the user datagram, header plus data. This 16 bit can define a total length of a 0 to 65, 535 bytes.
You must write the 6 programs described below. All of these are command-line tools that follow the Unix style of passing switches and arguments on the command line. As such, your p
Network Criteria - Performance - It is able to be measured by transit time and response time. Affected by type of medium, number of users and connected HW/SW - Reliability
Importace of Clientsin intranet server The most interesting thing is that almost every computer can be connected as a client to the Intranet server. The client could be based
Merits of MPI Runs on any shared or distributed memory architectures; Can be used on a wider range of troubles than OpenMP; Every process has its own local variabl
Describe about the term- network If network tends to lose the packets, it is better to acknowledge each one of them separately, so the lost packets could be retransmitted. On t
Enumerate about the Traffic policing Traffic policing happens when a flow of data is regulated so that cells (or frames or packets) that exceed a performance level are discarde
Define GRE in PPTP?
Clos network This network was organized by Clos (1953). It is a non-blocking network and gives full connectivity like crossbar network but it also requires significantly minim
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