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Outline and discuss the main fields in Ethernet IEEE 802.3 frame. What are the main objectives of preamble ?
1873What is the average number of transmission required to send a frame of length 1600 bytes correctly, if the bit error rate is 1 x 10-6.
1548Explain what is meant by the term ‘integrated service digital network’. Give three reasons a company might choose an ISDN link in preference to a leased line.
1566Subnet the class C network address 198.67.25.0 into eight subnets. Why are the ‘all ones’ and ‘all zeroes’ subnets not used ?
1825What do you understand by the term ‘structured cabling’. State the main rules that should be used when installing a cable. 31. Show that maximum cabling area for LAN for horizontal cabling runs is approximately 200m.
1584What are the various classes of IP addressing? Calculate the maximum number of class A, B and C network Ids.
1689Post New Networking AllOther Questions
Compare the maximum window size in go-back-N and selective-repeat ARQs.
Discuss Shannon’s capacity. What implications does it have ?
What is autonomous system
What are the principles that were applied to arrive at the seven layers in OSI model?
1. What is LAN segmentation? Why it is used? What are the different techniques to create LAN segments?
How do cryptography-based keys ensure the validity of data transferred across the network?
Draw the IP datagram header format. “IP datagram has a checksum field still it is called an unreliable protocol”. Justify?
Why Use VSATs?
Define Consumer Satellite Products
Explain Attenuation?
how do u share printer through FTP(fire transfer protocol)?
What MAU?
What is Proxy ARP
Discuss how satellite network differs from traditional networks such as Ethernet, Tokenbus.
Describe and distinguish between FDMA, TDMA, and CDMA.
