[dns-operations] format of IPv6 addresses in the root hints file [Re: AAAA being added for i.root-servers.net]

[Warren Kumari]

On Jun 21, 2010, at 3:01 AM, Mark Andrews wrote:

>
> In message <m2iq5duwme.wl%randy at psg.com>, Randy Bush writes:
>>> One could imagine an operator getting frustrated if they tried to do
>>> something like take an IPv6 address from the hints file, and then  
>>> grep
>>> for it in their logs.
>>
>> bingo!
>>
>>  "It is expected that the canonical format is followed by humans and
>>   systems when representing IPv6 addresses as text, but all
>>   implementations must accept and be able to handle any legitimate  
>> RFC
>>   4291 format."
>
> 2001:500:2f::f vs 2001:500:2F::F is trivial for most text processing
> tools to deal with (grep -i, vi's set ignorecase, perl's //i).  What
> is hard to deal with is 2001:500:2f::f vs 2001:500:2f:0:0:0:0:f vs
> 2001:0500:002f:0000:0000:0000:0000:000f vs
> 2001:0500:002f:0000:0000:0000:0.0.0.15.


<sarcasm>
Oh, no, it's easy -- there is a regexp over here -> http://forums.dartware.com/viewtopic.php?t=452

Just type this into egrep and it's all good.
<//sarcasm>
W


>
> Mark
> -- 
> Mark Andrews, ISC
> 1 Seymour St., Dundas Valley, NSW 2117, Australia
> PHONE: +61 2 9871 4742                 INTERNET: marka at isc.org
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