diff --git a/luninfo b/luninfo
index 81f70b5..452d284 100755
--- a/luninfo
+++ b/luninfo
@@ -33,6 +33,7 @@
 # Version 1.18 Relax regex for getting fc adapter firmware version
 # Version 1.19 added support for Purestorage Flash array
 # Version 1.20 stderr redirection for pcmpath
+# Version 1.21 added support for Nimble Storage boxes
 
 use strict;
 use warnings;
@@ -43,7 +44,7 @@ use List::Util qw( max );
 use XML::Simple; # for config file
 #use Data::Dumper;
 
-my $luninfo_version="1.20";
+my $luninfo_version="1.21";
 
 my $cfgfile="/etc/luninfo.cfg";
 
@@ -483,7 +484,7 @@ sub identify_purestorage {
 	# Important: The box or array id does not change when a lun is moved later on to another box! Take care!
 	# see https://www.codyhosterman.com/2016/01/vmfs-snapshots-and-the-flasharray-part-iv-how-to-correlate-a-vmfs-to-a-flasharray-volume/
 	# and https://www.codyhosterman.com/2018/02/volume-matching-via-the-api-in-purity-5-0/
-	if ( defined $disksref->{$d}->{'unique_id'} and $disksref->{$d}->{'unique_id'}=~ m/.....624A9370((................)(........))..FlashArray04PUREfcp/ ) {
+	if ( defined $disksref->{$d}->{'unique_id'} and $disksref->{$d}->{'unique_id'}=~ m/.....624A9370((................)(........))..FlashArray..PUREfcp/ ) {
 		$disksref->{$d}->{'box'}=$2; # ????
 		$disksref->{$d}->{'uuid'}="$1";
 		my $tmpsuid=$3;
@@ -500,6 +501,32 @@ sub identify_purestorage {
 	return 0; # false
 }
 
+# identify Nimble volumes
+sub identify_nimblevolume {
+        my $disksref = shift;
+        my $d = shift;
+
+        #         nimblevolume
+
+        # tested with Nimble box (unknown version). ODM package necessary!
+        # 372024b0c462a17e9aa76c9ce9004c7b937406Server06Nimblefcp
+	# the numbers in front of Server and Nimble seem to be the length of the following string, let's not depend on that 8-)
+        if ( defined $disksref->{$d}->{'unique_id'} and $disksref->{$d}->{'unique_id'}=~ m/....((................)6c9ce(...........))..Server..Nimblefcp/ ) {
+                $disksref->{$d}->{'box'}=$3;
+                $disksref->{$d}->{'uuid'}="$1";
+                $disksref->{$d}->{'suid'}="$2";
+                $disksref->{$d}->{'box_type'}="NIMB";
+                if ( defined $disksref->{$d}->{'lun_id'} ) {
+                        if ( $disksref->{$d}->{'lun_id'} =~ m/0x(?:([\da-f]+)0{12}|0)\b/ ) { # either 0 or value without 12 zeros
+                                $disksref->{$d}->{'scsi_id'}= defined $1 ? hex($1):0;
+                        }
+                }
+                return 1; # true
+        }
+        return 0; # false
+}
+
+
 # option -i, -d, -p (only because of PCM)
 # read disk parameters of all disks, mostly -d, because of lun_id -> also -c
 sub get_all_lun_params {
@@ -545,6 +572,9 @@ sub get_all_lun_params {
 			elsif (/puredisk/) {
 				identify_purestorage(\%disks, $disk);
 			}
+			elsif (/nimblevolume/) {
+				identify_nimblevolume(\%disks, $disk);
+			}
 			#elsif (/1814/) {
 				# there is no unique_id on DS4800 type boxes, but a ieee_volname (e.g. 600A0B800011FA78000035D648C5DBA1)
 				# don't know how to get the box serial from ieee_volname
@@ -552,8 +582,9 @@ sub get_all_lun_params {
 				# on vscsi lpars, the ieee_volname is inside uniqe_id: 3520600A0B800011FA78000035D648C5DBA105VDASD03AIXvscsi
 			#}
 			elsif (/vdisk/) { # vSCSI disks
-				identify_2145(\%disks, $disk) or
 				identify_purestorage(\%disks, $disk) or
+				identify_nimblevolume(\%disks, $disk) or
+				identify_2145(\%disks, $disk) or
 				identify_2107(\%disks, $disk);
 
 				# we don't know a method to get the real scsi-id of vscsi devices, set it to "-"
@@ -561,8 +592,9 @@ sub get_all_lun_params {
 			
 			}
 			elsif (/mpioosdisk/) { # generic AIX MPIO
-				identify_2145(\%disks, $disk) or
 				identify_purestorage(\%disks, $disk) or
+				identify_nimblevolume(\%disks, $disk) or
+				identify_2145(\%disks, $disk) or
 				identify_2107(\%disks, $disk);
 			
 			}
@@ -573,6 +605,10 @@ sub get_all_lun_params {
 			elsif (/scsd/) { # parallel or serial SCSI disk (subclass would be scsi and sas)
 				delete $disks{$disk}; # we are not interested in those -> remove from hash
 			}
+			elsif (/osdisk/) { # generic disk without ODM package or driver
+				print STDERR "Generic $disks{$disk}->{'type'} for disk $disk is not supported! Please install MPIO ODM or driver!\n";
+				delete $disks{$disk}; # we are not interested in those -> remove from hash
+			}
 			elsif (/sisarray/) { # SAS RAID arrays
 				delete $disks{$disk}; # we are (currently) not interested in those -> remove from hash
 			} else {