Outline and discuss the main fields in Ethernet IEEE 802.3 frame. What are the main objectives of preamble ?92
What is the average number of transmission required to send a frame of length 1600 bytes correctly, if the bit error rate is 1 x 10-6.84
Explain 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.63
Subnet the class C network address 184.108.40.206 into eight subnets. Why are the ‘all ones’ and ‘all zeroes’ subnets not used ?85
What 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.68
What are the various classes of IP addressing? Calculate the maximum number of class A, B and C network Ids.61
whtch file system support the tcp/ip , http protocal and ftp protocal?
How does a token ring network work ? In what way is it different from Ethernet ?
Differentiate between IEEE 802.3, IEEE 802.4 and IEEE 802.5 standards.
What is count to infinity problem ?
What is ISO-OSI reference model ? Compare it with TCP/IP reference model.
Give two examples of a ‘collision-free’ protocol ?
Differentiate between Optical fibre and twisted pair
What are the principles that were applied to arrive at the seven layers in OSI model?
Write short note on any four of the following:
I am using vm ware In my system and I am using 2003server in vm ware ( my o.s is XP ) Now I would like to install .zip in my 2003server machine .how can I do this
In which of the 7 layers of OSI will a service handling conversion of characters is from EBCDIC to ASCII be normally implemented ?
What 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.
Explain the advantage and disadvantage of ethernet ?
Write down the basic features of HDLC protocol? Could HDLC be used as a data link protocol for a LAN? Justify your answer.
Explain Salient difference between ISO-OSI and TCP/IP models.