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North American Network Operators Group

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Re: PC Bozo's World bites again (CNN, too)

  • From: Perry E. Metzger
  • Date: Tue Jun 02 12:51:40 1998

"Matt Sommer" writes:
> Does RFC-879 still have any validity?
> 
> "      HOSTS MUST NOT SEND DATAGRAMS LARGER THAN 576 OCTETS UNLESS THEY
>       HAVE SPECIFIC KNOWLEDGE THAT THE DESTINATION HOST IS PREPARED TO
>       ACCEPT LARGER DATAGRAMS.

No, that rule is no longer valid qua valid, in so far as negotiation
and Path MTU discovery make it obsolete.

Perry




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