Category Archives: Uncategorized

vCenter: Installing of a custom certificate failed

Hi,

a customer had the problem that he couldn’t install a custom certificate, reset all ceritifcates etc. with the vCenter certificate manager /usr/lib/vmware-vmca/bin/certificate-manager.

He had canceled a previous attempt and from now on an error
Certificate Manager tool do not support vCenter HA systems
occured although he hasn’t enabled vCenter HA.

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VMware vSphere: Join a vCenter VCSA Appliance to an Active directory domain by command line

Hi,

the vCenter GUI offers the ability to add an identity provider like Microsoft AD. In some cases this won’t work. For example if you are not a domain admin and you have to specify in which organisation unit the computer object should created. The computerobject should not exists. Delete an already exiting object, it would be created during the join process!
Continue reading VMware vSphere: Join a vCenter VCSA Appliance to an Active directory domain by command line

vSphere: Check the ESXi TPM module state

Hi,

if you want to check the state of the TPM chip use the esxcli command line interface:

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Linux: Convert an openssh key into putty ppk format

Hi,

you want to use a openssh generated ssh key with Putty and PuttyAgent and get an error message like this:

openssh key inport error
openssh key inport error

Continue reading Linux: Convert an openssh key into putty ppk format

Tasmota: Setup a PWM with 1024Bit

Hi,

short post today. It shows howto configure a GPIO Pin as PWM with a width of 1024Bits. Note the restrictions when using IO Ports.

Configure GPIO 14 to PWM 1.

Continue reading Tasmota: Setup a PWM with 1024Bit