No Meeting
Stephen Burke
qfwfq at adelphia.net
Sun Dec 19 17:49:50 EST 2004
This all sounds just a bit TOO fascinating to one, like me, who has
never performed such digital feats before. It also sounds like a fair
bit of actual work, both digitally and physically, performing the whole
move, migration, etc. I would be happy to assist in whatever way I can
with both physical and digital maneuvers, just to observe the whole
process and learn a thing or two along the way.
My schedule is unpleasantly free at the moment, so I could be available
whenever (coming from Amherst), but the last two years of night classes
have left me on a sort of vampire-like sleeping rythm, so evenings are
best if you want me to be awake enough not to drop any computers. ;-)
Please let me know if I can be of assistance in the move.
Thanks,
S.
Dave Andruczyk wrote:
>--- Robert Meyer <meyer_rm at yahoo.com> wrote:
>
>
>
>>Sorry for the late notice. We no longer can use the building at 100 S.
>>Elmwood
>>for meetings. I found out that the NYCLU is in the process of moving to a
>>new
>>location. The heat has already been turned off at the site on Elmwood and it
>>would be quite uncomforatble, anyway.
>>
>>I don't know where the new office is going to be but I've been told that it's
>>much larger than the old office. We will probably be allowed to use the new
>>site for meetings when it's set up.
>>
>>I am not going to enjoy moving all of the equipment that is there to the new
>>location. Does anybody know if there is a way to get Verision to let us keep
>>our old addresses when it moves? If I can't do that, I'm going to have fun
>>because our primary and secondary name servers are on the current network and
>>changing them all is going to be a stunning pain in the butt.
>>
>>
>>
>
>Well if they can't give you the same addresses when you move, follow a
>procedure like the one below and it'll minimize (even eliminate) DNS outages if
>you do the steps at the right times.
>
>About 4-7 days before moving:
>At the very least set the DNS TTL's for all the records (time to live) to VERY
>low levels (20 minutes, 1200 seconds) and have at least One DNS server (the
>secondary) moved to a different network now and switched to the primary DNS
>server(update the registrar info to set the external DNS server as the PRIMARY
>and the one at the place being being shutdown as the secondary, Edit the DNS
>servers configs so it knows who is master and who is the slave).
>Make sure the external primary DNS is working properly and the internal
>secondary is geting changes from the primary It can take up to 48 hours for
>the whois info to change and outside DNS servers to recognize that the primary
>DNS server is a different one.
>
>On the day before the move update the registrar's info on the secondary DNS
>server(the one remaining to be moved) to it's new network address that takes
>effect on the following day)
>
>On the day of the move, turn the TTL's down to about 1 minute(60 seconds)), get
>everything moved and update all DNS records to use the new addresses(this gets
>done on the primary which is at an external location, make sure you update the
>secondary's address on the primary, and on the secondary make sure you set the
>"master" address correctly).
>
>Now at this point you'll have the primary DNS server sitting someplace remote,
>and the secondary will be at the new office. Go back and update the registrar
>into to reverse the DNS roles back again (so that the one at the office is
>primary and the one outisde is secondary, turn the TTL's up to around 30
>minutes, *(update the DNS server configs again so the internal one is maser and
>the other is slave))
>
>Wait a day or two to make sure it takes effect, then move the "outside" one to
>the new office and update the registration one last time to give it it's new
>address. Make sure it works then turn the TTL's back up to 86400 (one day) to
>bring the DNS load back down to normal levels.
>
>
>
>=====
>Dave J. Andruczyk
>
>
>
>__________________________________
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>
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