Why do data link layer protocols position the checksum in the trailer and not in the header ?

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I INSTALLED MY SYS WITH WINDOWS 2003XP.NOW I WOULD LIKE TO INSTALL WINDOWS2003SERVER IN E DRIVE IS IT POSSIBLE?

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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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Give two reasons why PGP compresses messages.

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Explain Traffic shaping using token bucket algorithm

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Why transport layer protocols like TCP and UDP are called end-to-end protocols. What is the difference between them?

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Why is IP called ‘best-effort delivery’ protocol?

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what is upsizing and downizing?

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what is difference bw outlook and outlook express

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How would you capture network traffic?

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What are Network Components and explain their uses?

8 Answers   CTS,

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why give the name of cable rj 45 not other.

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