[ih] bufferbloat and modern congestion control (was 4004)

[Craig Partridge]

All sorts of goodies:

ICMP Echo (what used to power Ping until people decided they didn't like
folks probing)

ICMP Unreachable (port or host)

ICMP Problem Param (diagnostic)

many more.

On Sat, Oct 5, 2024 at 10:50 AM Vint Cerf via Internet-history <
internet-history at elists.isoc.org> wrote:

> isn't there more to ICMP than source quench? Seems wrong to ignore all ICMP
> messages.
>
> v
>
>
> On Sat, Oct 5, 2024 at 12:04 PM Greg Skinner via Internet-history <
> internet-history at elists.isoc.org> wrote:
>
> > On Oct 3, 2024, at 9:02 AM, Greg Skinner via Internet-history <
> > internet-history at elists.isoc.org <mailto:
> internet-history at elists.isoc.org>>
> > wrote:
> > >
> > > Forwarded for Barbara
> > >
> > > ====
> > >
> > > Having trouble emailing again so i did some trimming on the original
> > message....
> > >
> > > Putting my packet radio hat back on, a source quench message could help
> > disambiguate whether loss in the network is due to congestion or
> something
> > else (like in wireless, loss due to harsh environments, jamming,
> > mobility).   I also think it is not obvious what you should do when you
> > receive a source quench, but to me trying to understand this is just part
> > of trying to see if we can make things work better.  How about what you
> > could do when you don't receive a source quench but have experienced
> loss?
> > >
> > > How is network coding coming along these days?
> > >
> > > barbara
> >
> > Any serious attempts to reinstitute ICMP source quench would have to go
> > through the IETF RFC process again because it’s been deprecated for some
> > time. [1]  Also, many sites block ICMP outright (even though they’ve been
> > warned not to do this). [2]
> >
> > --gregbo
> >
> > [1] https://datatracker.ietf.org/doc/rfc6633/
> > [2]
> >
> https://www.linkedin.com/pulse/icmp-dilemma-why-blocking-makes-you-networking-noob-ronald-bartels-ikvnf
> > --
> > Internet-history mailing list
> > Internet-history at elists.isoc.org
> > https://elists.isoc.org/mailman/listinfo/internet-history
> >
>
>
> --
> Please send any postal/overnight deliveries to:
> Vint Cerf
> Google, LLC
> 1900 Reston Metro Plaza, 16th Floor
> Reston, VA 20190
> +1 (571) 213 1346
>
>
> until further notice
> --
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> Internet-history at elists.isoc.org
> https://elists.isoc.org/mailman/listinfo/internet-history
>


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