No /dev/nst0 or /dev/st0 created for tape device when server boots

Issue

• The model of the device is a dell LT0-3-060 powervault.  However no devices are created under dev. The following is the output of "dmesg | grep SCSI".

SCSI subsystem initialized
  Type:   Direct-Access                      ANSI SCSI revision: 02
SCSI device sda: 71132959 512-byte hdwr sectors (36420 MB)
SCSI device sda: drive cache: write through
SCSI device sda: 71132959 512-byte hdwr sectors (36420 MB)
SCSI device sda: drive cache: write through
  Type:   Direct-Access                      ANSI SCSI revision: 02
SCSI device sdb: 143357184 512-byte hdwr sectors (73399 MB)
SCSI device sdb: drive cache: write through
SCSI device sdb: 143357184 512-byte hdwr sectors (73399 MB)
SCSI device sdb: drive cache: write through
  Type:   Direct-Access                      ANSI SCSI revision: 03
  Type:   Direct-Access                      ANSI SCSI revision: 03
  Type:   Direct-Access                      ANSI SCSI revision: 03
  Vendor: PE/PV     Model: 1x5 SCSI BP       Rev: 1.1
  Type:   Processor                          ANSI SCSI revision: 02
scsi1 : Adaptec AIC79XX PCI-X SCSI HBA DRIVER, Rev 3.0
        <Adaptec 39320A Ultra320 SCSI adapter>
        aic7902: Ultra320 Wide Channel A, SCSI Id=7, PCI-X 101-133Mhz, 512 SCBs
scsi2 : Adaptec AIC79XX PCI-X SCSI HBA DRIVER, Rev 3.0
        <Adaptec 39320A Ultra320 SCSI adapter>
        aic7902: Ultra320 Wide Channel B, SCSI Id=7, PCI-X 101-133Mhz, 512 SCBs