potreben je ssh dostop (enabled na esxi). Povezava preko putty-a s pravicami esxi root userja:

To generate a self-signed certificate

1 – Login to the ESXi host over SSH
 a. Requires ESXi shell and ssh access to be enabled on the host

2 – Back up the existing certificate files

a. mv /etc/vmware/ssl/rui.crt /etc/vmware/ssl/rui.crt.old

b. mv /etc/vmware/ssl/rui.key /etc/vmware/ssl/rui.key.old

3 – Generate a new certificate that contains the FQDN for the CN value.
           a. /sbin/generate-certificates

4 – Restart the hostd service on the host
          a. /etc/init.d/hostd restart

5 – Login to the PowerChute VM
           a. Edit /etc/hosts file and add the ipaddress and host name of the ESXi host
Examples: 192.168.0.100 ESXiHost100.homelab.local or 192.168.0.100 ESXi100 if DNS is not configured. 

6 – Reboot the PowerChute VM
           a. the command is init 6

7 – Login to the PowerChute web interface 
           a. run the setup wizard