Answer
GFI MailEssentials can be uninstalled from a cluster environment as follows:
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From the node where GFI MailEssentials will be un-installed open the Cluster Administrator and change the Exchange Information Store Instance to Do not restart (Right click on the Exchange Information Store Instance > Properties > Advanced)
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From the node where GFI MailEssentials will be un-installed open the Cluster Administrator and change the SMTP Virtual Server Instance to Do not restart (Right click on the SMTP Virtual Server Instance > Properties > Advanced)
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Make sure that the node GFI MailEssentials will be uninstalled from is the owner of the Microsoft Exchange Virtual Server / IIS Group
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From the Cluster Administrator, take the GFI Resources offline
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Make a backup copy of ldapuserdb.dll and libdiraccessldap.dll in a location accessible to the other clusters
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On the first cluster node uninstall GFI MailEssentials from Control Panel > Add / Remove programs
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When ready move the Microsoft Exchange/IIS Group to another node where GFI MailEssentials is to be un-installed from and copy ldapuserdb.dll and libdiraccessldap.dll to the GFI MailEssentials directory
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From the Control Panel > Add / Remove programs uninstall GFI MailEssentials
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Repeat steps 7 and 8 to uninstall GFI MailEssentials from the other cluster nodes
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Once GFI MailEssentials is uninstalled from every node, delete the following Cluster Resource from the Cluster Administrator
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For GFI MailEssentials 12 build 20071005 and later: GFI MailEssentials Legacy Attendant Cluster Resource
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For GFI MailEssentials 12 build 20070112 and earlier: GFI MailEssentials Attendant Cluster Resource
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Re-apply the settings modified in Steps 1 and 2 as desired and bring Online the Microsoft Exchange / IIS Server Group
Notes:
- On a Microsoft IIS Cluster Setup, steps 1, 4 and 10 should not to be performed.
- Information on how to install GFI MailEssentials on a cluster can be found in the following Knowledge base article.
Priyanka Bhotika
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