Exchange Cant Mount Database ‘0x80004005’
Dec28

Exchange Cant Mount Database ‘0x80004005’

KB ID 0001632 Problem When attempting to mount an Exchange Database I got this error; Failed to mount database “{Database-Name}”. Error: An Active Manager operation failed. Error: The database action failed. Error: Operation failed with message: MapiExceptionDatabaseError: Unable to mount database. (hr=0x80004005, ec=1108) Diagnostic context: Lid: 65256 Lid: 10722 StoreEc: 0x454 Lid: 1494 —- Remote Context Beg...

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No Mail Flow On-Premise To/From Office 365
Dec24

No Mail Flow On-Premise To/From Office 365

KB ID 0001631 Problem I upgraded my On-Premise Hybrid Exchange server recently, from Exchange 2016 to Exchange 2019. I remembered to add the new server onto the Office 365 send connector, but there was no mail flow between an on premise mailbox and an office365 mailbox? Solution This happens because, (even if you are using the same certificate on the new and old servers) the certificate that is used for TLS security between your...

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Cisco Catalist Upgrading 2900, 5500 and 3700 Stacks
Dec23

Cisco Catalist Upgrading 2900, 5500 and 3700 Stacks

KB ID 0001630 Problem People are often nervous about doing this, I’m not sure why because Cisco have made it painfully simple now. That’s because instead of the old /bin files we used to use, you can now upgrade a switch (or a switch stack) using a .tar file with one command, (and it will also upgrade all the stack members and the firmware on any other network modules you have in the switches at the same time). Yes it does...

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XenServer: Enable SNMP
Dec17

XenServer: Enable SNMP

KB ID 0001629 Problem We had to enable SNMP on a XenServer today, I’d never even logged onto one, but it turns out, much like ESX, it’s just a Linux server, at least the good folk at Citrix included nano on there so I didn’t have to struggle with the vi editor! Solution First from the web console ensure that SSH access is enabled > Remote Services Configuration > Enable/Disable Remote Shell. SSH into the host...

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The Term ‘Uninstall-WindowsFeature’ is not Recognized
Dec16

The Term ‘Uninstall-WindowsFeature’ is not Recognized

KB ID 0001628 Problem I was removing Windows Defender from a lot of servers that had just been deployed, (while doing and AV rollout). So I had a remote session open to all the servers and issued the command on each one, and moved onto the next one. when I went back, about three or four of them had failed with the following error; PS C:\Users\Administrator> Uninstall-WindowsFeature -Name Windows-Defender Uninstall-WindowsFeature :...

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