Give the equivalent binary word for the polynomial x8+x2+x+1.

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Write two ways in which computer applications differ from network applications ?

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FEW PORTS GET BLOCKED IN CISCO SWITCHES, CAN ANYONE TELL HOW TO UNBLOCK THIS PORTS

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1. What is the difference between layer 2 and layer 3 in the OSI model? 2. What is the difference between a hub, switch, and router? 3. What is a VLAN? 4. What is the difference between TCP and UDP? 5. How do you distinguish a DNS problem from a network problem? 6. What is a runt, Giant, and collision? 7. What is a broadcast storm? 8. What is the purpose of VRRP? 9. What is a VPN? 10. What information about a peer would I need to establish a VPN? 11. What is a full-class C in CIDR notation? 12. What is a default route? 13. What is a metric? 14. What is a MAC address? 15. What is ARP/RARP? 16. Describe a TCP connection sequence 17. What is MTU? 18. What other TCP setting can you modify besides MTU to shorten packets?

2 Answers   247Customer, Bharat BPO, Verinon Technology Solutions,

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How To stop USB drives useing of group policy

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Explain the working of 3 bit sliding window protocol with suitable example.

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What is the difference between LUN and RAID?

1 Answers   Wipro,

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What is your most recent experience with VERTAS backup software?

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how to take backup of BIOS ?

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Differentiate between Link state and Distance Vector Routing algorithm.

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Describe and distinguish between FDMA, TDMA, and CDMA.

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The physical layer service is a non-confirmed service. Assume that some bits of data are lost during transmission over physical media, which layer will detect the loss and take some remedial measures. Explain any one method clearly depicting how this operation is performed.

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