[ih] Exterior Gateway Protocol

[Craig Partridge]

There was a SIGCOMM '87 paper by Mills and Hans-Werner Braun that discussed
what happened when you tried to break the tree topology.

Craig

On Wed, Sep 2, 2020 at 1:52 PM Scott O. Bradner via Internet-history <
internet-history at elists.isoc.org> wrote:

> I found a printout of my late 1990s notes which said that EGP was "limited
> to a tree structured Internet"
> although I recall that people were hacking it to expand its usefulness but
> the result was not pretty
>
> Scott
>
>
> > On Sep 2, 2020, at 3:45 PM, Barbara Denny <b_a_denny at yahoo.com> wrote:
> >
> > That is my recollection too. EGP had topology constraints.
> >
> > barbara
> >
> > On Wednesday, September 2, 2020, 08:07:37 AM PDT, Scott O. Bradner via
> Internet-history <internet-history at elists.isoc.org> wrote:
> >
> >
> > my recollection was that EGP could not be twisted enough to be able to
> deal with the actual
> > topology that was evolving on the Internet
> >
> > Scott
> >
> > ps - I tried to open an old powerpoint presentation (from the late
> 1990s) where I discussed EGP & BGP
> > but it seem like the oldest version of PowerPoint I have had evolved
> enough that it will no longer open
> > that version  - I mention that because there is yet again a discussion
> on the IETF list about RFC formats
> > and some people have argued, as people have argued for at least 20
> years, that moving to MS Word
> > would be a good thing
> >
> >
> >
> > > On Sep 2, 2020, at 10:39 AM, Grant Taylor via Internet-history <
> internet-history at elists.isoc.org> wrote:
> > >
> > > On 9/2/20 7:55 AM, Dan York via Internet-history wrote:
> > >> Grant,
> > >
> > > Hi,
> > >
> > >> It also needs more explanation that EGP was replaced by BGP. (The
> current sentence there says “essentially replaced” and is a bit vague with
> no references.)
> > >
> > > Hum.
> > >
> > >> If any of you all here know of any RFCs that explicitly indicate EGP
> was replaced/obsoleted, or if you know of any journal articles, academic
> papers, historical documents, etc., that could be useful, I would be glad
> to update the article a bit. Or if you can point me to any info about the
> creation of EGP (there’s a line that needs a source). Or any other info you
> think would be useful in this Wikipedia article, that would be great.
> > >
> > > I found a some information about EGP in and around the gated routing
> daemon.  I wonder if there might be some more information that could help
> you.
> > >
> > >> (Note that for info to appear in the English version of Wikipedia, it
> needs to be backed up by a “reliable source” -
> https://en.wikipedia.org/wiki/Wikipedia:Reliable_sources - which includes
> journal articles, academic papers, news articles, RFCs, etc.)
> > >
> > > I wonder if you can find any graphs on the number of Internet
> connections using BGP.  If similar ever existed for EGP, you can probably
> compare / contrast the two.
> > >
> > > I also think that the lack of contemporary EGP implementations is
> evidence of BGP's replacement of EGP.  As is the fact that BGP supports
> things that EGP does not.  Things which are used all over the Internet,
> e.g. multipath.
> > >
> > >
> > >
> > > --
> > > Grant. . . .
> > > unix || die
> > >
> > > --
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> > > Internet-history at elists.isoc.org
> > > https://elists.isoc.org/mailman/listinfo/internet-history
> >
> >
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>
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