Exchange 2010 DAG: Manually disable database activation

Blocks the copy of the database DATABASE on the server SERVER for activation:

Suspend-MailboxDatabaseCopy -Identity DATABASE\SERVER -ActivationOnly

Resumes:

Resume-MailboxDatabaseCopy -Identity DATABASE\SERVER

Update:
Another option is to block ALL databases hosted on a server from activating:

Set-MailboxServer –identity SERVER –DatabaseCopyAutoActivationPolicy Blocked

Resumes:

Set-MailboxServer –identity SERVER –DatabaseCopyAutoActivationPolicy Unrestricted

DPM 2010: agent install fail, event id 10016, agent operation failed ID 370

Error description:
The machine-default permission settings do not grant Remote Activation permission for the COM Server application with CLSID
{_CLSID_} to the user _machine_name SID (S-1-5-21-_SID_). This security permission can be modified using the Component Services administrative tool.

Quick solution:
To complete the protection agent configuration for the appropriate DPM server and firewall settings, from the command prompt, type c:\Program Files\Microsoft Data Protection Manager\DPM\bin\SetDpmServer.exe – dpmServerName _servername_.

Exchange 2010: event id 16025 : No DNS servers could be retrieved from network adapter

This Error event indicates the specified network adapter that is configured for internal DNS lookups on the Microsoft Exchange Server Hub Transport server or Edge Transport server is invalid.

To resolve this error, do one of the following:

Open the Exchange Management Console locally on the Hub Transport server or Edge Transport server. Configure the internal DNS lookups to use all available network adapters, or a specific adapter that exists on the Hub Transport server or Edge Transport server.

or

Open the Exchange Management Shell. Run the Get-NetworkConnectionInfo cmdlet locally on the Hub Transport server or Edge Transport server. Note the GUID of the network adapters. Use the GUID of the desired network adapter as the value for the InternalDNSAdapterGUID parameter on the Set-TransportServer cmdlet. If you want to use the DNS settings of all available network adapters, enter a GUID of 00000000-0000-0000-0000-000000000000.