At Tue, 21 Aug 2007 18:35:05 +0200,
Daniel Hartmeier <[EMAIL PROTECTED]> wrote:
> > But I'm not sure if I understood well - you suspect that only 8 bytes of
> > tcp header are copied from the original tcp packet to the icmp message
> > by the router?
>
> No, the router is only required (by the RFCs) to quote the first 8 bytes
> of the TCP header.
This is not true for IPv6. From Section 2.4 of RFC4443:
(c) Every ICMPv6 error message (type < 128) MUST include as much of
the IPv6 offending (invoking) packet (the packet that caused the
error) as possible without making the error message packet exceed
the minimum IPv6 MTU [IPv6].
JINMEI, Tatuya
Communication Platform Lab.
Corporate R&D Center, Toshiba Corp.
[EMAIL PROTECTED]
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