Re: [Bgp-autoconf] Fwd: BGP Auto Discovery and BGP Auto Session Setup

Robert Raszuk <robert@raszuk.net> Sat, 01 February 2020 19:50 UTC

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From: Robert Raszuk <robert@raszuk.net>
Date: Sat, 01 Feb 2020 20:50:09 +0100
Message-ID: <CAOj+MMGjtXq-nT07EGJtxdihPXvBN_Lp9HBdbdPh6LTukeYeQw@mail.gmail.com>
To: "Acee Lindem (acee)" <acee@cisco.com>
Cc: Jeff Tantsura <jefftant.ietf@gmail.com>, "Dongjie (Jimmy)" <jie.dong@huawei.com>, "bgp-autoconf@ietf.org" <bgp-autoconf@ietf.org>
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Subject: Re: [Bgp-autoconf] Fwd: BGP Auto Discovery and BGP Auto Session Setup
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Hi Acee,

Sure we can do better, but the question to state is *better* really
required ?

In other words what cases are not solved by using link local addresses for
p2p peering ?

Just FYI ... Even Google GCP is using link local addresses to establish
private BGP peering to your VPC :).

Thx,
R.


On Sat, Feb 1, 2020 at 8:15 PM Acee Lindem (acee) <acee@cisco.com> wrote:

> I agree as well. We already have a partial solution for DC where
> implementations are using IPv6 ND RA messages to ascertain the link-local
> address on P2P fabric addresses. The BGP speakers then peer on the
> link-local addresses. RFC 5549 is then used for IPv4 routes. Of course, we
> can do a lot better than that.
>
> Thanks,
> Acee
>
>
>
> *From: *Bgp-autoconf <bgp-autoconf-bounces@ietf.org> on behalf of Jeff
> Tantsura <jefftant.ietf@gmail.com>
> *Date: *Saturday, February 1, 2020 at 11:45 AM
> *To: *Jie Dong <jie.dong@huawei.com>
> *Cc: *"bgp-autoconf@ietf.org" <bgp-autoconf@ietf.org>, Robert Raszuk <
> robert@raszuk.net>
> *Subject: *Re: [Bgp-autoconf] Fwd: BGP Auto Discovery and BGP Auto
> Session Setup
>
>
>
> +1
>
> Regards,
>
> Jeff
>
>
>
> On Jan 31, 2020, at 22:17, Dongjie (Jimmy) <jie.dong@huawei.com> wrote:
>
> Hi Robert and Jeff,
>
>
>
> Yes I also think we’ve agreed to treat them separately. Then the next
> question is which scenario(s) would be the first target for this design
> team? My personal feeling is there may be more interests to work on the DC
> case first. What do you think?
>
>
>
> Best regards,
>
> Jie
>
>
>
> *From:* Bgp-autoconf [mailto:bgp-autoconf-bounces@ietf.org] *On Behalf Of
> *Robert Raszuk
> *Sent:* Thursday, January 30, 2020 8:14 PM
> *To:* Jeff Tantsura <jefftant.ietf@gmail.com>
> *Cc:* bgp-autoconf@ietf.org
> *Subject:* Re: [Bgp-autoconf] Fwd: BGP Auto Discovery and BGP Auto
> Session Setup
>
>
>
> Cool - then we accomplished first design team milestone :)
>
>
>
> On Thu, Jan 30, 2020 at 1:12 PM Jeff Tantsura <jefftant.ietf@gmail.com>
> wrote:
>
> A statement with a question mark ;-)
> To rephrase - I think we have already agreed.
>
> Regards,
> Jeff
>
> > On Jan 30, 2020, at 13:08, Robert Raszuk <robert@raszuk.net> wrote:
> >
> >
> >
> > >  To my feeling we have already agreed to treat them separately?
> >
> > Is that a question or a statement ?
> >
> >
> >
>
>