Tom, For starter let's take a look at RFC1958 ..
Entire document is pretty good including statements like this: *The basic argument is that, as a first principle, certain required end-to-end functions can only be performed correctly by the end-systems themselves.* Thx, R. On Thu, Jun 13, 2024 at 6:54 PM Tom Herbert <t...@herbertland.com> wrote: > On Thu, Jun 13, 2024 at 9:28 AM Robert Raszuk <rob...@raszuk.net> wrote: > > > > All, > > > > As far as I recall during IPv6 discussions a notion of end-to-end > principle of Internet design was treated as paramount. Number of decisions > made in shaping IPv6 encoding were derived from this. > > > > One of those is checksum which has been removed from the IP header and > shifted to higher layers (TCP or UDP or UDP-light etc ...). > > > > That means that no transit node (ie the node which is not the ultimate > destination of the transport and above layers) have the right to validate > any IPv6 checksum. If it is being done that is a spec violation and they > should do it at their own risk. > > Robert, > > Please cite the RFC that expressly forbids an intermediate node from > validating the transport layer checksum for operational or debugging > purposes > > Tom > > > > > So with that "the time has come to say" that this discussion which aims > to simply block the subject draft which many customers do use today for > various real network applications should just end. > > > > Regards, > > Robert > > >
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