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From: Zaheduzzaman Sarker <zahed.sarker.ietf@gmail.com>
Date: Thu, 30 May 2024 21:23:16 +0200
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To: Bob Hinden <bob.hinden@gmail.com>
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 =?utf-8?q?-comp-rtg-hdr-09=3A_=28with_DISCUSS=29?=
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Hi Bob, Hi Ron,

We discussed this today during the telechat, and I was made aware of rate
limiting property of ICMPv6 by my learned colleagues.

We are fine here. No need to add anything in this spec.

I will clear my discuss.

//Zahed

On Thu, 30 May 2024 at 18:11, Bob Hinden <bob.hinden@gmail.com> wrote:

> Hi,
>
>
> On May 30, 2024, at 4:42=E2=80=AFAM, Zaheduzzaman Sarker via Datatracker =
<
> noreply@ietf.org> wrote:
>
> Zaheduzzaman Sarker has entered the following ballot position for
> draft-ietf-6man-comp-rtg-hdr-09: Discuss
>
> When responding, please keep the subject line intact and reply to all
> email addresses included in the To and CC lines. (Feel free to cut this
> introductory paragraph, however.)
>
>
> Please refer to
> https://www.ietf.org/about/groups/iesg/statements/handling-ballot-positio=
ns/
> for more information about how to handle DISCUSS and COMMENT positions.
>
>
> The document, along with other ballot positions, can be found here:
> https://datatracker.ietf.org/doc/draft-ietf-6man-comp-rtg-hdr/
>
>
> ----------------------------------------------------------------------
> DISCUSS:
> ----------------------------------------------------------------------
>
> Thanks for working on this specification.  Special Thanks to Gorry
> Fairhurst
> for the TSVART review.
>
> I have one question that I would like to discuss further to understand
> better -
>
> - In the processing rules, we are seding ICMPv6 Messages so how often are
> we
> sending them? if this is not rate limited, what are the risks we are not
> considering here?
>
>
> Rate limiting of ICMP error message is part of the ICMPv6 specification
> RFC 4443.
>
> See Section  2.4. Message Processing Rules, subsection (f) of
> https://datatracker.ietf.org/doc/html/rfc4443.
>
> Routers implement rate limiting ICMPv6 error messages.    Is there
> something specific about this draft that this needs to be called out?
>
> Bob
>
>
>
>
>
>
>

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<div dir=3D"auto">Hi Bob, Hi Ron,</div><div dir=3D"auto"><br></div><div dir=
=3D"auto">We discussed this today during the telechat, and I was made aware=
 of rate limiting property of ICMPv6 by my learned colleagues.=C2=A0</div><=
div dir=3D"auto"><br></div><div dir=3D"auto">We are fine here. No need to a=
dd anything in this spec.</div><div dir=3D"auto"><br></div><div dir=3D"auto=
">I will clear my discuss.</div><div dir=3D"auto"><br></div><div dir=3D"aut=
o">//Zahed</div><div><br><div class=3D"gmail_quote"><div dir=3D"ltr" class=
=3D"gmail_attr">On Thu, 30 May 2024 at 18:11, Bob Hinden &lt;<a href=3D"mai=
lto:bob.hinden@gmail.com">bob.hinden@gmail.com</a>&gt; wrote:<br></div><blo=
ckquote class=3D"gmail_quote" style=3D"margin:0 0 0 .8ex;border-left:1px #c=
cc solid;padding-left:1ex"><div style=3D"line-break:after-white-space">Hi,<=
/div><div style=3D"line-break:after-white-space"><br id=3D"m_72073530389057=
94341lineBreakAtBeginningOfMessage"><div><br><blockquote type=3D"cite"><div=
>On May 30, 2024, at 4:42=E2=80=AFAM, Zaheduzzaman Sarker via Datatracker &=
lt;<a href=3D"mailto:noreply@ietf.org" target=3D"_blank">noreply@ietf.org</=
a>&gt; wrote:</div><br><div><div>Zaheduzzaman Sarker has entered the follow=
ing ballot position for<br>draft-ietf-6man-comp-rtg-hdr-09: Discuss<br><br>=
When responding, please keep the subject line intact and reply to all<br>em=
ail addresses included in the To and CC lines. (Feel free to cut this<br>in=
troductory paragraph, however.)<br><br><br>Please refer to <a href=3D"https=
://www.ietf.org/about/groups/iesg/statements/handling-ballot-positions/" ta=
rget=3D"_blank">https://www.ietf.org/about/groups/iesg/statements/handling-=
ballot-positions/</a> <br>for more information about how to handle DISCUSS =
and COMMENT positions.<br><br><br>The document, along with other ballot pos=
itions, can be found here:<br><a href=3D"https://datatracker.ietf.org/doc/d=
raft-ietf-6man-comp-rtg-hdr/" target=3D"_blank">https://datatracker.ietf.or=
g/doc/draft-ietf-6man-comp-rtg-hdr/</a><br><br><br>------------------------=
----------------------------------------------<br>DISCUSS:<br>-------------=
---------------------------------------------------------<br><br>Thanks for=
 working on this specification.=C2=A0 Special Thanks to Gorry Fairhurst<br>=
for the TSVART review.<br><br>I have one question that I would like to disc=
uss further to understand better -<br><br> - In the processing rules, we ar=
e seding ICMPv6 Messages so how often are we<br> sending them? if this is n=
ot rate limited, what are the risks we are not<br> considering here?<br><br=
></div></div></blockquote></div><br></div><div style=3D"line-break:after-wh=
ite-space"><div>Rate limiting of ICMP error message is part of the ICMPv6 s=
pecification RFC 4443. =C2=A0=C2=A0</div><div><br></div><div>See Section =
=C2=A02.4. Message Processing Rules, subsection (f) of=C2=A0<a href=3D"http=
s://datatracker.ietf.org/doc/html/rfc4443" target=3D"_blank">https://datatr=
acker.ietf.org/doc/html/rfc4443</a>.</div><div><br></div><div>Routers imple=
ment rate limiting ICMPv6 error messages. =C2=A0 =C2=A0Is there something s=
pecific about this draft that this needs to be called out?</div></div><div =
style=3D"line-break:after-white-space"><div><br></div><div>Bob</div><div><b=
r></div><div><br></div><div><br></div><div><br></div><div><br></div><div><b=
r></div></div></blockquote></div></div>

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