troubleshooting
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vSphere 6.5
Remove Orphaned VM in VMware vCenter Web Client
Recently, I ran into an issue where I had a VM that was showing as orphaned in vCenter 6.5 web client. The VM was not showing on the host itself when logging in directly. When I right clicked on the…
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Networking
Copper 10g Twinax cables not linking
Most by now are running 10g network connections at least in the core network or especially in virtualization environments with top of rack switches aggregating network traffic from ESXi hosts. I ran into an issue recently with copper 10g twinax…
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VMware
VMware ESXi 6.5 Can’t Add Existing iSCSI LUN
In playing around with adding an existing iSCSI LUN to a new VMware ESXi 6.5 host in a lab environment, I ran into a peculiar issue adding the storage to the server. In thoroughly checking everything back over, I didn’t…
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Backup Software
Veeam Object reference not set to an instance of an object
I wanted to share an issue recently I ran into with Veeam 9.5 running a restore job on a production VM into a test/development environment. I received the error in Veeam Object reference not set to an instance of an…
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VMware
Snapshot The features supported by the processors in this machine are different
Recently, I ran into a catch 22 of sorts with a VM that was running a snapshot in a development environment. The VM had a snapshot created for a quick “rinse and repeat” set of operations where we needed the…
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Networking
Use VIRL Images in GNS3
In the first post of the GNS3 VM series, we looked at how to setup GNS3 VM VMware ESXi. One of the awesome features of the new GNS3 VMs is that you can actually use your VIRL images in GNS3…
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Windows 10
Windows 10 launching browser automatically after login
I ran into a peculiar issue the other day in a lab environment where workstations that others were remoting into, were not able to remote in any longer. Well, thinking there was a network issue connecting to the workstations, I…
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vSphere 6
Lost access to volume due to connectivity issues
Recently, I ran into an issue with a host where performance would tank from the client side. VM consoles and RDP sessions would disconnect as well as the host would become unresponsive to any types of commands within the vCenter…
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VMware
ESXTOP troubleshoot VM network connectivity
ESXTOP is one of the best all around troubleshooting tools in the toolbox of a VMware administrator and it is a built in commandline tool available as soon as you install ESXi. It is an extraordinarily valuable tool to use…
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Networking
Troubleshooting VMware Workstation Network connectivity
Typically, I use VMware Workstation every day running work VMs and performing other testing. I also troubleshoot VMware Workstation for other users as well. From time to time, I have seen issues with VMware Workstation network connectivity either in Bridged…
