Create template of nested ESXi for cloning and repeat use

It is possible to setup template for ESXi for cloning. To do that use:

Install ESXi on a VM normally
Enable ESXi shell / console
Connect to ESXi console (Ctl+Alt+F2)
Required Enable ESXi vmkernel ports to use MAC ID from vmnic using:
```
esxcli system settings advanced set -o /Net/FollowHardwareMac -i 1
```
Also see Install nested ESXi on top of ESXi in a VM

Delete UUID of system using

sed -i 's#/system/uuid.*##' /etc/vmware/esx.conf

Shutdown esxi host and create template
Create ESXi clones using this template
On each cloned ESXi host if the UUID of cloned VMFS Volume is same then use
```
esxcli storage vmfs snapshot resignature -l [VMFS-VOLUME]
```

Refer:

Anonymous