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The Internet Protocol: IPV4 Packet Fragmentation & Reassembly

The Internet Protocol: IPV4 Packet Fragmentation & Reassembly

In this lesson, we'll study IP version 4 fragmentation and reassembly.

Why Fragmentation?

Although IPv4 packets can be as big as 64kB, few data link layer technologies can send a 64 KB IPv4 packet inside a frame.

Furthermore, as in the figure below, if the host on the FDDI network abides by its own data link layer’s maximum packet size of 44784478 ...