Tag Archive: vSphere Web Access

Remediate ESXi Hosts Via vSphere Update Manager Not Working

September 11, 2019

After upgrading VMware vCenter Server to version 6.7 U2c I ran into a problem with vSphere Update Manager (VUM) when trying to both Check Compliance and Remediate ESXi hosts. After clicking the CHECK COMPLIANCE shown in the above figure I got error: “VMware vSphere Update Manager had an unknown error. Check the events and log …

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Disable ESXi host firewall ports using PowerCLI

September 13, 2016

Updated 2017-07-06 to match ESXi 6.5 FW Rule names One thing i do for the majority of my vSphere implementations, today and previous over the years, has been to disable ESXi firewall ports not being used. There are at least a few, not always the same though, ports that will never be used no matter …

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