> I also believe that FreeBSD has done the best it can, and reasonably so. It > is debatable whether a ICMP6 PTB message should apply to all currently open > TCP sessions to the same destination, as I wonder about multi-path TCP and > path diversity here.
There are certainly different ways to implement that, without inserting a fragmentation header. For example, if the lower layer knows that the packet is too big, it could send the local equivalent of "ICMP too big" back to the TCP layer. -- Christian Huitema -------------------------------------------------------------------- IETF IPv6 working group mailing list [email protected] Administrative Requests: https://www.ietf.org/mailman/listinfo/ipv6 --------------------------------------------------------------------
