Ipv6 base header format, Computer Network Security

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IPV6 BASE HEADER FORMAT:

It has less information than IPV4 message header. Next header shows to first extension message header. Flow label is partitioned into a TRAFFIC CLASS field and a distinct FLOW LABEL field need to identify a specific path thorough the network.

Routers use flow label to forward messages along prearranged path. It is given in the figure below:

 

706_IPV6 BASE HEADER FORMAT.png


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