How To Create vSwitches On A VMware ESXi Host Via The Command Line (via SSH)

There are a number of reasons why you might want to create vSwitches via the command line on a VMware ESXi host. Creating a script to setup vSwitches (and other networking settings) in the command line can be useful when rolling out many ESXi hosts or creating a fast recovery plan for DR. To create […]
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Call HostNetworkSystem.UpdateNetworkConfig For Object NetworkSystem On vCenter Server Failed

When trying to remove a vSwitch in VMware ESXi 5, you may get this error: Call hostnetworksystem.updatenetworkconfig for object <object name> networksystem on vCenter server <vCenter server name> failed This error is basically saying that the vSwitch cannot be removed because it’s in use. Under Configuration -> Networking, you should be able to see if any […]
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Hidden Configuration Options In VMware ESXi

Recently I was having trouble installing Hyper-V on a VMware VM, when I stumbled upon a plethora of hidden configuration options available to change settings on VMware VMs. These hidden settings are applied to a VM via editing the VMX file thusly: snapshot.maxSnapshots = Control the maximum number of VMware snapshots monitor_control.restrict_backdoor = Run virtual […]
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How To Restart VMware Managment Agents

To restart VMware management agents, log onto the console of the ESXi server and go into Troubleshooting Options, then go into Restart Management Agents and hit OK. Restarting VMware management agents is useful if the ESXi server cannot be managed from the vSphere client. If this doesn’t fix your problem you can restart the VMware […]
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Veeam Backup And Replication Fails After Upgrading ESXi

Your Veeam backups can be working fine and then suddenly start to fail after upgrading ESXi or vSphere. This is because Veeam stores references to ESXi hosts in its SQL database and it thinks that the upgraded VMware ESXi hosts are new servers. It fails to update the Hosts table and gets confused by duplicate […]
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