[cisco-voip] Unity 4.x to 7.x with failover upgrade

[Voice Noob]

Don't know that is why I asked.

-----Original Message-----
From: Pat Hayes [mailto:pat-cv at wcyv.com] 
Sent: Friday, January 02, 2009 12:52 PM
To: Voice Noob
Cc: cisco-voip at puck.nether.net
Subject: Re: [cisco-voip] Unity 4.x to 7.x with failover upgrade

This differs from what I labeled option 2 how?

On Fri, Jan 2, 2009 at 1:38 PM, Voice Noob <voicenoob at gmail.com> wrote:
> No I am going to upgrade the primary server only. Once this is upgraded do
a
> clean install of the secondary then run the failover config. I don't want
to
> upgrade both servers.
>
>
>
> -----Original Message-----
> From: Pat Hayes [mailto:pat-cv at wcyv.com]
> Sent: Friday, January 02, 2009 12:25 PM
> To: Voice Noob
> Cc: cisco-voip at puck.nether.net
> Subject: Re: [cisco-voip] Unity 4.x to 7.x with failover upgrade
>
> If I follow correctly, you're asking if, after rebuilding your primary
> server to 7.x and doing a DiRT restore on it, if you should/can:
>
> 1. Run the 7.x upgrade on the failover server, then re-run failover
> config to tie the cluster back together
>
> or
>
> 2. Rebuild the failover to clean 7.x, and then run failover config to
> create the cluster
>
> I think option 1 is risky. You have to assume that an upgrade of a
> secondary server will work with SQL replication down and the cluster
> in a funky state (both servers know they are in a cluster, but one has
> been rebuilt, SQL replication is down, different versions, etc). You
> could test it, and it might work, but I wouldn't count on getting TAC
> support for that upgrade plan.
>
> Option 2 seems a lot safer.You are basically running through the
> procedure to replace/restore a Unity cluster. There is a section on
> this in the Reconfiguration and Upgrade guide. It is a tested process
> and, if you follow the doc and things still go south, TAC will be able
> to help you out.
>
> On Fri, Jan 2, 2009 at 9:08 AM, Voice Noob <voicenoob at gmail.com> wrote:
>> I do not plan to go to 4.1.2 for Unity first. All of my upgrades have
been
>> from 4.0(5) directly to 5.0. I am not going to use COBRAS for this
> upgrade,
>> It does not get everything and I am very comfortable with the upgrade
>> process for Unity. I just have not done a unity failover upgrade.
>>
>>
>>
>> From: Jason Aarons (US) [mailto:jason.aarons at us.didata.com]
>> Sent: Thursday, January 01, 2009 10:44 PM
>> To: Voice Noob
>> Cc: cisco-voip at puck.nether.net
>> Subject: RE: [cisco-voip] Unity 4.x to 7.x with failover upgrade
>>
>>
>>
>> I'll be researching this myself next week and be doing some lab work to
>> test.  I have similar scenario in end of January.
>>
>>
>>
>> I plan to upgrade from Unity Unified Messaging (with Exchange) 4.0.5 to
>> 4.1.2  then;
>>
>>
>>
>> a)      New hardware install 4.1.2 and DIRT restore from old hardware,
> then
>> upgrade to 5.0.1 (they plan to use Exchange 2007 cluster)  I have done
> this
>> before but without failover
>>
>>
>>
>> or
>>
>>
>>
>> b)      New Hardware install 5.0.1 (they plan to use Exchange 2007
> cluster)
>> and use COBRAS to move subscribers/call handlers from old 4.1.2 box (this
> is
>> new I haven't tried this yet)
>>
>>
>>
>> I understand there are issues with DiRT and 4.0.5X thus the 4.1.2
upgrade.
>>
>>
>>
>> My customer is not using Viewmail for Outlook so I don't have to worry
> about
>> pushing that out.
>>
>>
>>
>> From: cisco-voip-bounces at puck.nether.net
>> [mailto:cisco-voip-bounces at puck.nether.net] On Behalf Of Voice Noob
>> Sent: Thursday, January 01, 2009 10:45 PM
>> To: cisco-voip at puck.nether.net
>> Subject: [cisco-voip] Unity 4.x to 7.x with failover upgrade
>>
>>
>>
>> I am getting ready to do an upgrade from Unity 4.x to 7.x with failover
in
> a
>> UM setup. I have not done a failover upgrade but I have done several
Unity
>> upgrades in both VM and UM. I will usually  take a DIRT backup of the
>> customer Unity server, upgrade it in VMware to the version I want to go
> to.
>> Do a new DIRT and then restore it to the new server hardware. I have done
>> this before in a UM setup and it can be done but there are a few exchange
>> issues you have to deal with. I am not concerned with those and I can
work
>> through them. My question is do I need to upgrade the failover server?
Can
> I
>> just upgrade the primary and once it is up and working with version 7 do
a
>> fresh install of the secondary server? Do the changes from the primary
> Unity
>> server replicate over to the secondary like call manager PUB and SUB?
> Thanks
>> for any help.
>>
>>
>>
>>
>>
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