Outline and discuss the main fields in Ethernet IEEE 802.3 frame. What are the main objectives of preamble ?295
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 10-6.208
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.157
Subnet the class C network address 220.127.116.11 into eight subnets. Why are the ‘all ones’ and ‘all zeroes’ subnets not used ?338
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.244
What are the various classes of IP addressing? Calculate the maximum number of class A, B and C network Ids.209
List out the main responsibilities of the network layer.
not able to connect to SBI Visa payment server...Getting message like "Server not found"...."proxy protected by firewall"....how to resolve this issue?
Explain Salient difference between ISO-OSI and TCP/IP models.
Dear Sir, I have installed 40 HCL thin clients model BVX 4000 on windows 2003 server in the RDP mode, Processor is xeon 3040 1.667 GHZ, with 320 GB SATA Hard Disc and and 1 GB RAM ECC DDR II RAM , in have also expanded the RAM to 8 GB. but still the Graphics and ppt are opening in frames. please do suggest me how can i use these thin Clients to work in the normal pc mode so that the graphics( Photos .JPEG images and normal power point presentations.? Regards ather.
what are the major componets of client server application?
What are the principles that were applied to arrive at the seven layers in OSI model?
I need to know the driver name associated with the DSN ? In java we can get it by using getDriverName()(implemented by 3rd party vendors.) method ? but i need the implemetation to get the driver name? so can u give me the code ? how to get the code ?
Explain Wireless networks.
When you look at a Cisco switch like Cisco 2950, why are the ports labeled with an 'X' behind the number? Like 1x, 2x.....23x, 24x, and what does it mean when there is no 'X'?
1. What ports does FTP traffic travel over? 2. What ports does mail traffic utilize? 3. What ports do HTTP and HTTPS use? 4. Why is NTP required in an NFS network? 5. Name some common mal software on the server side 6. What is CPAN? How do you access it? 7. What is PEAR? 8. What advantages does mod_perl have over a perl CGI? 9. What is required to do SSL in Apache 1.x? 10. What is Tcl? 11. What is a servlet engine/container? 12. What is BIND? 13. Name the steps to setup a slave zone in BIND 14. Name the steps to setup a primary zone in BIND 15. What commands would you use under Solaris or Linux to modify/view an LDAP tree?
Compare satellite with fiber as a communication medium and enumerate the application areas where satellite still holds a niche(or special)marker.
Which layer is used to route packets
What are the reasons for using layered protocols ?
Explain ATM reference model.