January 1995
Intermediate to advanced
1200 pages
31h 3m
English
Content preview from TCP/IP Illustrated
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Chapter 10. IP Fragmentation and Reassembly
10.1. Introduction
In this chapter we describe the IP fragmentation and reassembly processing that we postponed in Chapter 8.
IP has an important capability of being able to fragment a packet when it is too large to be transmitted by the selected hardware interface. The oversized packet is split into two or more IP fragments, each of which is small enough to be transmitted on the selected network. Fragments may be further split by routers farther along the path to the final destination. Thus, at the destination host, an IP datagram can be contained in a single IP packet or, if it was fragmented in transit, it can arrive in multiple IP packets. Because individual fragments may ...
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