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Re: IP Number Change Method?

From: John May
Date: Thursday, May 17, 2001
Time: 12:56:36 pm

>At 10:00 AM -0700 5/11/01, John May wrote:
>>Hey folks! We just got assigned a new block of IPs today, and I
>>need to move one of our web servers over to a new address. I'm
>>wondering what the easiest way to go about doing this is.
>>
>>The DNSs, MX records, etc. are all easy, as they are all determined
>>by one A record - change it in one location and it changes for all
>>the zones. However, the A record for each zone is hard-coded into
>>the individual zone files.
>>
>>Does this mean that I'll need to change each A record in each zone file?
>
>Yes. AppleScript can help here. There's one included with QuickDNS
>3.5 that will do the job.
>
>>Should I set their expiration to 5 minutes first, wait a day, then
>>do it for the smoothest move-over?
>
>Yes, that's a good idea. The field to change is not the Expire field
>at the top, but rather the TTL fields of the affected records.
>Again, AppleScript can help here - if you need assistance creating a
>script to do this, contact me off-list.


Should I also change the TTLs of the CNAME records as well? Or do
they obey the TTLs of the A records they refer to?

- John

--

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John May <mailto:jmay@pointinspace.com>
President / Media Developer <http://www.pointinspace.com>
Point In Space Internet Solutions ICQ: 35902494




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