Re: [Idr] IETF LC for IDR-ish document <draft-ietf-grow-bgp-reject-05.txt> (Default EBGP Route Propagation Behavior Without Policies) to Proposed Standard

Eric C Rosen <erosen@juniper.net> Thu, 20 April 2017 21:49 UTC

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To: Job Snijders <job@instituut.net>, Enke Chen <enkechen@cisco.com>, Robert Raszuk <robert@raszuk.net>
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CC: idr wg <idr@ietf.org>, Hares Susan <shares@ndzh.com>
From: Eric C Rosen <erosen@juniper.net>
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Subject: Re: [Idr] IETF LC for IDR-ish document <draft-ietf-grow-bgp-reject-05.txt> (Default EBGP Route Propagation Behavior Without Policies) to Proposed Standard
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On 4/20/2017 5:08 PM, Job Snijders wrote:
> So a change like bgp-reject will take many years to be deployed within 
> a single network, how can that be reconciled with the perceived 
> "surprise"?
>

The surprise comes when the first router with the new defaults is deployed.

The fact that one or two intermediate releases had been deployed during 
the previous several years doesn't lessen the surprise.

This isn't a problem for the folks who want the defaults changed and who 
understand all the issues, it's only a problem for everyone else.