Re: [irs-discuss] IRS Problem Statement Posted

Alia Atlas <akatlas@gmail.com> Fri, 10 August 2012 20:57 UTC

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References: <CC3C1DEF.28D6%tnadeau@juniper.net> <CE39F5249064D946AA3535E63A014619656FB98703@EUSAACMS0703.eamcs.ericsson.se> <CAG4d1rdS8pa=2cQFhrrV2ZRqdp91Zwf_GVMcWA7xFNFf7Mgh5w@mail.gmail.com> <50170D34.503@joelhalpern.com> <ED65813C-777D-4DA3-AA37-D371A365AD16@lucidvision.com> <1FB014C5-8B5A-4D34-82AD-D8E64A0098FF@raszuk.net> <CAG4d1rf8Gfsf0cWsKFMpsE=mvAhC6Hg+7qttb+gn84X2vYft2A@mail.gmail.com> <82E1F44F-5EB2-4B06-8682-724555B51896@raszuk.net> <728F9B956B2C48439CA9294B1723B14623759D2F@dfweml509-mbs.china.huawei.com> <502563A0.4020905@raszuk.net> <728F9B956B2C48439CA9294B1723B14623759EBF@dfweml509-mbs.china.huawei.com> <50257286.9080307@raszuk.net>
Date: Fri, 10 Aug 2012 16:57:29 -0400
Message-ID: <CAG4d1rf=yoZegiFOtWLG3746AD_UsQDgLwQ64+v8Awj7VjrZYQ@mail.gmail.com>
From: Alia Atlas <akatlas@gmail.com>
To: robert@raszuk.net
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Cc: Susan Hares <skh@ndzh.com>, irs-discuss@ietf.org
Subject: Re: [irs-discuss] IRS Problem Statement Posted
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Hi Robert,

The "streaming" adjective will be gone in the next draft revision.  It
was replaced by describing the key attributes needed for the
interface.

At the IGP level, I can see applications adding in new prefixes or
data to distribute.  We have to see what else makes sense for that
sub-interface.

Alia

On Fri, Aug 10, 2012 at 4:43 PM, Robert Raszuk <robert@raszuk.net>; wrote:
> Hi Sue,
>
>
>> Robert:
>>
>> I am now confused. Can you give me more examples about the
>> streaming aspect of IRS framework, and why you questioned it.
>>
>> Thanks,
>> Sue Hares
>
>
> The IRS framework draft says streaming 9 times (just few quotes ...):
>
>    This document describes a framework for a standard, programmatic
>    interface for full-duplex, streaming state transfer in and out of the
>    Internet's routing system.
>
> +
>
>    The IRS
>    is a programmatic, streaming interface for transferring state into
>    and out of the Internet's routing system,
>
> ...
>
> 4.3.1.  IGP Interfaces
>
>    The lack of a streaming programmatic interface to the IGPs limits the
>    ability of applications to influence and modify the desired behavior
>    of the IGP.
>
> ...
>
>
>> and why you questioned it.
>
> Since I am quite pessimistic about influencing and modifying behaviour of
> the control plane (example above: IGP) by some external controller driven by
> applications.
>
> IMHO IGP should provide solid domain wide IP paths between the network edges
> and should not be subject to fluctuations on a per application basis.
>
> Best regards,
> R.
>
>
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