> By assuming an EMTU_R of greater than 576 bytes, RFC2460
> is therefore in violation of RFC1122, which could lead to
> communication failures. How do we reconcile this?

How many TCP/IP stacks exist today that cannot connect to an Ethernet,
and thus, handle 1500 byte datagrams?

I suspsect that platforms limited to accepting IP datagrams of max
size 576 are gettign to be an extreme edge case these days.

Thomas

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