Re: mech-v2-05pre

[Pekka Savola <pekkas@netcore.fi>]

On Wed, 25 Aug 2004, Fred Templin wrote:
> In section 3.6, change:
>  
>    "If the payload is not at least 40 bytes in length (i.e., the minimum
>    IPv6 packet), the packet MUST be discarded.  Likewise, if the the
>    version encoded in the first 4 bits of the encapsulated packet is not
>    "6", the packet MUST be discarded.
>   
>    The encapsulating IPv4 header is discarded."
> 
> to:
> 
>   "The encapsulating IPv4 header is discarded, and the version
>    encoded in the first 4 bits of encapsulated packet is checked.
>    If the version is "6" and the payload is not at least 40 bytes in
>    length (i.e., the minimum IPv6 packet), the packet is discarded.
>    (Procedures for handling packets with version other than "6" are
>    out of scope.)"
>  
> If anyone is unsure why this is being suggested, please see the
> IPvLX draft before commenting here.

I think this proposed change would only add ambiguity.  It seems
clearer to specify these before specifying discarding the v4 header.

-- 
Pekka Savola                 "You each name yourselves king, yet the
Netcore Oy                    kingdom bleeds."
Systems. Networks. Security. -- George R.R. Martin: A Clash of Kings