Re: [DNSOP] New Version Notification for draft-wkumari-dnsop-root-loopback-02.txt

2014-11-26 Thread Jiankang Yao


From: Joe Abley
Date: 2014-11-27 06:29
To: Paul Hoffman
CC: dnsop
Subject: Re: [DNSOP] New Version Notification for 
draft-wkumari-dnsop-root-loopback-02.txt

>
>I think the document is well-written and clear, but that it needs the risks 
>(non-zero) and benefits (near->zero) to be clearly discussed, and to avoid any 
>unwarranted suggestion that doing this is sensible in the general case.
>

Agree.

adding one section about the pros and cons will be better.


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Re: [DNSOP] New Version Notification for draft-wkumari-dnsop-root-loopback-02.txt

2014-11-26 Thread Joe Abley

On 26 Nov 2014, at 15:42, Paul Hoffman  wrote:

> Greetings. Warren and I updated the draft a bit to reflect input from the WG, 
> and to add another configuration example (for Windows Server).

I think the general problem space of how we distribute authoritative data to 
caches is well worth thought and investigation. The model "if you want good 
end-user performance, you need to anycast your authority servers all over the 
planet or pay someone to do it for you" is a poor one, no matter how much we 
enjoy it at Dyn.

This document is thinking in that direction, but it is restricting itself to 
what is arguably the best-served DNS zone in the world, with the most spare 
capacity in its infrastructure, and which is least in need of improvement. 
Generally, I am against adding complexity without benefit.

I continue to be concerned that slaving the root zone on (or near!) validators 
smells like a configure-and-forget project for some sysadmin who has since left 
the company, and the people left are only one firewall rule change away from 
weird troubleshooting nightmare. I agree that carefully documenting how this 
should be done is better than leaving those people with no documentation at all 
when they need it at 3am.

I think the document is well-written and clear, but that it needs the risks 
(non-zero) and benefits (near-zero) to be clearly discussed, and to avoid any 
unwarranted suggestion that doing this is sensible in the general case.

So...

On 14 Nov 2014, at 15:40, Wes Hardaker  wrote:

> Warren Kumari  writes:
> 
>> We are requesting a call for adoption of
>> draft-wkumari-dnsop-root-loopback.
> 
> Support adopting, but we will need to talk about careful wording of when
> to use it and when not to.


... +1 to Wes' conditional support above.

I will review, contribute text when not swamped by other things, etc.


Joe
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