IPv6 Datagram Main Header Format
(Page 3 of 3)
Key Changes to Main Header Between IPv4 and IPv6
To summarize, the IPv6 main header compares to the IPv4 header as follows:
In addition, while options were formerly considered part of the main header in IPv4, they are separate in IPv6.
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Version 3.0 - Version Date: September 20, 2005
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