To rename a device to match it's volume name:
In vSphere Web client select a host or cluster, which the desired device is mapped to.
- Locate Host PowerTools for VMware System List. Follow the instructions here: Locating the Host PowerTools for VMware System List.
- Locate the desired device In the volume table.
- In the Actions menu select Rename.
- Make sure the Rename Device is checked and click OK.
The device name changes to the volume name.