# vxfenadm -d
VXFEN vxfenadm ERROR V-11-2-1101 Open failed for device: /dev/vxfen
This is the expected behavior if I/O fencing is not configured.
Information about installing and configuring I/O fencing can be found in the "Storage Foundation and High Availability Installation Guide," available from SORT.
All current PDF documentation, including installation guides, is available from the SORT Documentation page:
https://sort.Veritas.com/documents/?prod=sfha&plat=unix