Unable to configure Lockdown Mode on an ESXi Host

I was recently configuring Lockdown Mode in my lab environment when I discovered an issue where I could not configure the status on a single ESXi host system where the state was Disabled from the vSphere Web Client and greyed out from the DCUI. I discovered that the symptom was caused as the permissions for the … More Unable to configure Lockdown Mode on an ESXi Host

Component of the virtual machine is not accessible on the host when converting a template to a virtual machine

I was recently converting a template to a virtual machine for configuration when on performing the action to convert the template to a virtual machine using the vSphere Web Client I received the following error message: A component of the virtual machine is not accessible on the host. The cause of the above issue was … More Component of the virtual machine is not accessible on the host when converting a template to a virtual machine

Storage – Configure Software iSCSI port binding on an ESXi Host

In order to configure multipathing for an iSCSI storage device we can configure software iSCSI port binding on an ESXi Host in order to load-balance between paths when all paths are present and to handle failures of a path at any point between the server and the storage. Without port binding, all iSCSI LUNs will … More Storage – Configure Software iSCSI port binding on an ESXi Host

Storage – Identity and tag SSD and local devices on an ESXi Host

In my lab environment I was looking to tag a local hard drive as SSD in order to configure and manage vSphere Flash Read Cache, this activity actually ticks two boxes in the VCAP5-DCA blueprint as in order to achieve this I was required to use the Pluggable Storage Architecture (PSA) related commands from the … More Storage – Identity and tag SSD and local devices on an ESXi Host

Security – Part Five: Security Profile, Services and Firewall

When an ESXi host system is installed by default the firewall is enabled. All incoming and outgoing ports are blocked except the default TCP and UDP ports using for Management Services. The ESXi firewall protects the management interface of the ESXi host system, but provides no protection to virtual machines. By default, the following management … More Security – Part Five: Security Profile, Services and Firewall