[arin-ppml] ARIN-PPML 2018-1
bjones at vt.edu
Tue Feb 13 11:46:13 EST 2018
On Mon, Feb 5, 2018 at 2:54 PM David R Huberman <daveid at panix.com> wrote:
> If I may, I'd like to try and re-focus the discussion of 2018-1 on the
> network engineering problem that prompted this draft proposal. The
> solution this draft policy proposal offers to the problem is where I think
> the real value is, and where I think PPML needs to focus.
> Since the publication of RFC1997 in the 1996, network engineers have
> utilized an extension of BGP called the BGP communities attribute to
> enginer traffic (to "shape traffic") in a desirable way.
> RFC1997 only supports the use of 2-byte ASNs. As the free pool of 2-byte
> ASNs began to shrink, a solultion was needed to enable networks
> labelled with 4-byte ASNs to utilize BGP community attributes.
> In 2010, a draft of Flexible Community attribute was discussed, but no
> working code was widely released. In 2016, a draft of Wide Comunity
> attributes was released, but also resulted in no working code. Finally,
> in February 2017, RFC8092 was published, and Large BGP Communities became
> the protocol standard for defining 4-byte AS numbers within the BGP
> community attribute.
> Working code exists for some equipment and software, is planned for other
> equipment and software, but the point is that RFC8092-compliant code is
> not prevelant in the DFZ. This is important because it means a network
> operator who wants to shape their traffic properly with BGP communities
> still needs a 2-byte ASN or it won't work.
> This proposal addresses the problem by allowing registrants of an unused
> or unwanted 2-byte ASN to transfer the registration to a network operator
> who needs one, all within the existing and community agreed-upon framework
> of Inter-RIR transfers.
> For this reason, I support draft policy proposal ARIN-2008-1.
I support this proposal for the same reason given:
“This proposal addresses the problem by allowing registrants of an unused or
unwanted 2-byte ASN to transfer the registration to a network operator who
needs one, all within the existing and community agreed-upon framework
of Inter-RIR transfers."
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