No need to search or stress--they're right here:Part I Part II.IPv6 Packet Format br>The structure of the IP packet header was Aspencore network News & Analytics ...

Next, the header structure of an IPv6 packet varies in length versus the fixed format for IPv4 (see Fig. B). A number of standard header extensions can follow the standard IPv6 header. IPv4 ...

For example, the header checksum field has been eliminated because transport reliability has gone up and its overhead was unnecessary. 2. IPv6 uses a streamlined packet format with a large source ...