Re: Complete fail over - with little or no manual changes?
- From: "Larry Struckmeyer [SBS-MVP]" <lstruckmeyer@xxxxxxxxxxxxxxx>
- Date: Sat, 7 Jun 2008 15:49:24 -0400
I mentioned Storage Craft's Shadow Protect in my first reply, and was assuming the second server would be a clone of the first, with a second license.
Probably neither license should be OEM.
Still, downtime would be as much as 30 minutes while the last known snap shot was transferred.
Leythos did not say what the clients are, or what their method of connection would be. If RWW, the public dns servers would solve that problem. If an entirely new/different site, he may be envisioning a second set of workstations as well.
Leythos, can your offer more details on the need/intent?
--
Larry
"Cris Hanna (SBS-MVP)" <crisnospamhanna@xxxxxxxxxxxxxxxxxxxxx> wrote in message news:%231DqgtLyIHA.2184@xxxxxxxxxxxxxxxxxxxxxxx
It still couldn't be SBS. Even with same internal name, etc. it would have a differnt SID so, work stations would have to be disjoined and joined to new SBS domain
For my 2 cents, StorageCraft images with Hardware independent restores, is probably the best we can hope for, or offsite secondary domain controller and extra Exchange server but that would cost more than Storage Craft and still would wanna get back to SBS eventually.
Guess it depends on acceptable downtime/costs/etc
Don't know much about hosted SBS services.
--
Cris Hanna [SBS-MVP]
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"Larry Struckmeyer [SBS-MVP]" <lstruckmeyer@xxxxxxxxxxxxxxx> wrote in message news:044EF19B-EE16-4B12-81CD-26426017D7C4@xxxxxxxxxxxxxxxx
Thanks Cris, for the reminder about public DNS.
So we are reminded that MX and DNS records will not fall over automagically, but If the ISP(s) can do the job in a few minutes with a low TTL, it might still be possible to have a duplicate SBS at a different location on standby waiting for the DNS to be changed.
Yes? No?
Do we know if there are hosted SBS sites with multiple locations in different data centers that offer this kind of redundancy?
--
Larry
"Cris Hanna (SBS-MVP)" <crisnospamhanna@xxxxxxxxxxxxxxxxxxxxx> wrote in message news:ecUo%23MLyIHA.5472@xxxxxxxxxxxxxxxxxxxxxxx
You really can't have automatic Failover with SBS
the SBS server has to hold all the FSMO roles....it is...master of its domain to coin a phrase, and there can only be one (sorry for the Highlander reference)
In addition to my activities with SBS, I have a full time enterprise IT job, administering a Time and attendance application which supports 300 plants in North America and nearly 30,000 hourly employees. Time Clocks are connected to time clock servers by IP address. In the event my clock servers in St Louis would fail, we have a DR location in Chicago, with identical servers. But our wan guys would have to re-route the subnet to Chicago, and we would change the IPs on the two clock servers. You can't do that automagically. Same with my app servers. My application is web based and accessed by a URL. If my app/hardware crashed in St Louis. Our DNS guys would have to modify the DNS A records to point to the DR hardware in Chicago. But I do have multiple app servers in St Louis in a clustered environment...if you are in a session and that app server goes down, you are "automatically" failed over to another app server and session persistence is maintained.
Back to your question, you can have a second domain controller and even a second Exchange Server at an alternate location. You could even have file replication. Assuming the vpn connection were still up between the main location and the backup location, users could still logon, and you could have mail coming into the other Exchange server via a second MX record.
Hope that helps
--
Cris Hanna [SBS-MVP]
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Microsoft MVPs
Independent Experts (MVPs do not work for MS)
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"Leythos" <void@xxxxxxxxxxx> wrote in message news:MPG.22b3691d1f9d0d7f9898e5@xxxxxxxxxxxxxxxxxxxx
Anyone setup a completely, automatic, fail over of SBS from one site to
an alternative site?
I can get the T1 circuits to port to the recovery site, but I've not
seen anything that duplicates ALL settings/data from one server to
another, real time....
Thanks.
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