the following symantec KB explains SCSI-3 Persistent reservation.
http://sfdoccentral.symantec.com/sf/5.0/hpux/html/vcs_install/ch_vcs_install_iofence4.html
the following symantec KB explains SCSI-3 Persistent reservation.
http://sfdoccentral.symantec.com/sf/5.0/hpux/html/vcs_install/ch_vcs_install_iofence4.html