> On Feb 3, 2017, at 1:37 AM, Brian E Carpenter <brian.e.carpenter@xxxxxxxxx> wrote:
>
> In Section 4 ("IPv6 Extension Headers") the draft says:
>
>> With one exception, extension headers are not processed by any node
>> along a packet's delivery path, until the packet reaches the node (or
>> each of the set of nodes, in the case of multicast) identified in the
>> Destination Address field of the IPv6 header.
>
> (FYI, the exception is the hop-by-hop extension header.)
>
> I do not dispute that this sentence reached WG consensus. However, I want
> to ask if it has IETF consensus. In my opinion, this sentence should read
>
> With one exception, extension headers are not processed, inserted,
> deleted or modified by any node along a packet's delivery path, until
> the packet reaches the node (or each of the set of nodes, in the case
> of multicast) identified in the Destination Address field of the IPv6
> header.
>
> I believe this was always the intended meaning of the word "processed"
> from the earliest design phase of IPv6, but some people have read this
> text as allowing insertion, deletion or modification of headers. IMHO
> it needs to be clarified.
are we re-spinning the debate on a WG-agreed text ?
s.
>
> Regards
> Brian Carpenter
>
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