Unable to uninstall bos.dlc.qllc

  installp -pgu bos.dlc.qllc
*******************************************************************************
installp PREVIEW:  deinstall operation will not actually occur.
*******************************************************************************

+-----------------------------------------------------------------------------+
                   Pre-deinstall Verification...
+-----------------------------------------------------------------------------+
Verifying selections...done
Verifying requisites...done
Results...

FAILURES
--------
 Filesets listed in this section failed pre-deinstall verification
 and will not be removed.

 Non-Deinstallable Filesets
 --------------------------
 The following filesets were selected for deinstallation.  Deinstallability
 checks indicate that they should not be removed from the system.

   bos.dlc.qllc

 <<>>

FILESET STATISTICS
------------------
   1  Selected to be deinstalled, of which:
       1  FAILED pre-deinstall verification
 ----
   0  Total to be deinstalled


******************************************************************************
End of installp PREVIEW.  No deinstall operation has actually occurred.
******************************************************************************
sacrs40:/etc#  installp -gu bos.dlc.qllc
+-----------------------------------------------------------------------------+
                   Pre-deinstall Verification...
+-----------------------------------------------------------------------------+
Verifying selections...done
Verifying requisites...done
Results...

FAILURES
--------
 Filesets listed in this section failed pre-deinstall verification
 and will not be removed.

 Non-Deinstallable Filesets
 --------------------------
 The following filesets were selected for deinstallation.  Deinstallability
 checks indicate that they should not be removed from the system.

   bos.dlc.qllc

 <<>>

FILESET STATISTICS
------------------
   1  Selected to be deinstalled, of which:
       1  FAILED pre-deinstall verification
 ----
   0  Total to be deinstalled


Pre-installation Failure/Warning Summary
----------------------------------------
Name                      Level           Pre-installation Failure/Warning
-------------------------------------------------------------------------------
bos.dlc.qllc                              Failed pre-deinstallation check

Solution:

You need to remove the device first then uninstall the fileset

# lsdev -C|grep dlcq
dlcqllc      Available               X.25 QLLC Data Link Control

installp -gu bos.dlc.qllc
+-----------------------------------------------------------------------------+
                   Pre-deinstall Verification...
+-----------------------------------------------------------------------------+
Verifying selections...done
Verifying requisites...done
Results...

SUCCESSES
---------
 Filesets listed in this section passed pre-deinstall verification
 and will be removed.

 Selected Filesets
 -----------------
 bos.dlc.qllc 5.3.7.0                        # X.25 QLLC Data Link Control

 <<>>

FILESET STATISTICS
------------------
   1  Selected to be deinstalled, of which:
       1  Passed pre-deinstall verification
 ----
   1  Total to be deinstalled

+-----------------------------------------------------------------------------+
                          Deinstalling Software...
+-----------------------------------------------------------------------------+

installp:  DEINSTALLING software for:
       bos.dlc.qllc 5.3.7.0

Finished processing all filesets.  (Total time:  1 secs).

+-----------------------------------------------------------------------------+
                               Summaries:
+-----------------------------------------------------------------------------+

Installation Summary
--------------------
Name                        Level           Part        Event       Result
-------------------------------------------------------------------------------
bos.dlc.qllc                5.3.7.0         ROOT        DEINSTALL   SUCCESS
bos.dlc.qllc                5.3.7.0         USR         DEINSTALL   SUCCESS