14.3. What is the header overhead in the IP protocol?14.5. Because of fragmentation, an IP datagram can arrive in several pieces, not necessarily in the correct order. The IP entity at the receiving end system must accumulate these fragments until the original datagram is reconstituted.Consider that the IP entity creates a buffer for assembling the data field in the original datagram. As assembly proceeds, the buffer will contain blocks of data and “holes” between the data blocks. Describe an algorithm for reassembly based on this concept.For the algorithm in part (a), it is necessary to keep track of the holes. Describe a simple mechanism for doing this.14.13. Provide the following parameter values for each of the network classes A, B, and C. Be sure to consider any special or reserved addresses in your calculations.Number of bits in network portion of addressNumber of bits in host portion of addressNumber of distinct networks allowedNumber of distinct hosts per network allowedInteger range of first octet

The Internet Protocol (IP) is a collection of rules for routing and addressing data packets so that…

Answered: 14.3. What is the header overhead in…

Database System Concepts

7th Edition

ISBN:9780078022159

Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Chapter1: Introduction

Section: Chapter Questions

Problem 1PE

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14.3. What is the header overhead in the IP protocol?

14.5. Because of fragmentation, an IP datagram can arrive in several pieces, not necessarily in the correct order. The IP entity at the receiving end system must accumulate these fragments until the original datagram is reconstituted.

Consider that the IP entity creates a buffer for assembling the data field in the original datagram. As assembly proceeds, the buffer will contain blocks of data and “holes” between the data blocks. Describe an algorithm for reassembly based on this concept.
For the algorithm in part (a), it is necessary to keep track of the holes. Describe a simple mechanism for doing this.

14.13. Provide the following parameter values for each of the network classes A, B, and C. Be sure to consider any special or reserved addresses in your calculations.

Number of bits in network portion of address
Number of bits in host portion of address
Number of distinct networks allowed
Number of distinct hosts per network allowed
Integer range of first octet

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