Questions tagged [checksum]

For questions about checksum in relation to networking. For instance, you want to verify an image on a router and for that you need to initialize a checksum sequence.

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6 votes
1 answer
14k views

Calculate the FCS number from a frame ethernet

I've the following frame ethernet: 08 00 20 0A 70 66 08 00 20 0A AC 96 08 00 45 00 00 28 A6 F5 00 00 1A 06 75 94 C0 5D 02 01 84 E3 3D 05 00 15 0F 87 9C CB 7E 01 27 E3 EA 01 50 12 10 00 DF 3D 00 00 20 ...
Davide's user avatar
  • 175
38 votes
3 answers
20k views

Why does the IPv6 header not include a checksum?

It is stated in Wikipedia that an IPv6 header does not include a checksum. What are the reasons that were behind this decision?
Paulo Tomé's user avatar
3 votes
2 answers
876 views

statistics on usage of jumbo Ethernet frames and size of jumbo frames

I am currently researching jumbo ethernet frames. There are a lot of articles, etc. out there that explain what jumboframes are and how to enable them, but there seem to be no statistics on how ...
user3802900's user avatar