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Question:
(a) Explain the usage of the following parts of the IPv4 datagram format.
i. VERS ii. HLEN iii. TOTAL LENGTH iv. SERVICE TYPE v. HEADER CHECKSUM
(b) Name the fields present in IPv4 no longer present in IPv6. Why are these fields no longer required?
(c) The deployment of IPv6 has been slow to date. Why has it been slow? What is needed to accelerate its deployment?
(d) Consider sending a 5000-byte datagram into a link that has a MTU of 1500 bytes. Suppose the original datagram is stamped with the identification number 256. How many fragments are generated? What are their characteristics?
(e) A client requesting an IPv4 address will broadcast messages on the physical subnet to discover available DHCP servers. Will the client send a TCP or UDP packet? To which destination IP address will this packet be addressed?
On a LAN where are IP Datagram transported?
Transmission Control Protocol (TCP) TCP makes the Internet reliable. TCP solves several problems which can occur in a packet switching system. TCP provide the given facilities:
Q. Illustrate Stop-and-Wait Automatic Repeat request? - Simplest flow as well as error control mechanism - The sending device keeps a duplicate copy of the last frame transm
Determine about the Internet The Internet as a source of information and reference material, browsing the World Wide Web (WWW) and Newsgroups for the latest gossip or sh
a) Manages protocol access to the physical network medium b) Permits multiple devices to uniquely signify one another on the data link layer
Hyper Text Transfer Protocols ( HTTP) The Hyper text protocols ( HTTP) is at the heart of the web. If a browser developer follows the rules of the HTTP, the browser w
IGRP is a distance vector routing protocol designed by Cisco. The maximum hop count is 255, and it uses a combination of variables to verify a composite metric. IGRP has an adminis
Q. Illustrate the Drawbacks of stop and wait? Drawbacks of stop and wait - Only one frame is able to be in transit at a time - After every frame sent the host must wai
Can you define CHAP?
A statistical encoding algorithm is being considered for the transmission of a large number of long text files over a public network. Part of the file content is as follows: DOD
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