diff --git a/installcheck/Amanda_Rest_Storages.pl b/installcheck/Amanda_Rest_Storages.pl
index f3c699b..3e4e889 100644
--- a/installcheck/Amanda_Rest_Storages.pl
+++ b/installcheck/Amanda_Rest_Storages.pl
@@ -308,6 +308,7 @@ is_deeply (Installcheck::Rest::remove_source_line($reply),
 		'inventory' => [
 				 {'current' => 1,
 				  'label' => "DISKFLAT-001",
+				  'label_match' => '1',
 				  'device_status' => '0',
 				  'reserved' => 0,
 				  'f_type' => '1',
@@ -467,6 +468,7 @@ is_deeply (Installcheck::Rest::remove_source_line($reply),
 		'label' => 'DISKFLAT-001',
 		'datestamp' => '20140509113436',
 		'write_protected' => '',
+		'label_match' => '1',
 		'process' => 'Amanda::Rest::Storages',
 		'running_on' => 'amanda-server',
 		'component' => 'rest-server',
diff --git a/installcheck/amtape.pl b/installcheck/amtape.pl
index 1a3527f..700c5a2 100644
--- a/installcheck/amtape.pl
+++ b/installcheck/amtape.pl
@@ -177,13 +177,13 @@ like($Installcheck::Run::stderr,
 ok(run('amtape', 'TESTCONF', 'show'),
     "'amtape TESTCONF show'");
 like($Installcheck::Run::stderr,
-    qr/slot +2:.*label MyTape\nslot +3/,
+    qr/slot +2:.*label MyTape \(label do not match labelstr\)\nslot +3/,
     "'amtape TESTCONF show' ..result correct");
 
 ok(run('amtape', 'TESTCONF', 'show', '2'),
     "'amtape TESTCONF show'");
 like($Installcheck::Run::stderr,
-    qr/^slot +2:.*label MyTape$/,
+    qr/^slot +2:.*label MyTape \(label do not match labelstr\)$/,
     "'amtape TESTCONF show 2' ..result correct");
 
 ok(run('amtape', 'TESTCONF', 'show', '1,3'),
@@ -252,13 +252,13 @@ like(run_err('amtape', 'TESTCONF', 'update'),
 ok(run('amtape', 'TESTCONF', 'show'),
     "'amtape TESTCONF show'");
 like($Installcheck::Run::stderr,
-    qr/slot +2:.*label MyTape\nslot +3/,
+    qr/slot +2:.*label MyTape \(label do not match labelstr\)\nslot +3/,
     "..result correct");
 
 ok(run('amtape', 'TESTCONF', 'inventory'),
     "'amtape TESTCONF inventory'");
 like($Installcheck::Run::stdout,
-    qr/slot +1: blank\nslot +2: label MyTape \(current\)\nslot +3/,
+    qr/slot +1: blank\nslot +2: label MyTape \(current\) \(label do not match labelstr\)\nslot +3/,
     "..result correct");
 
 ok(run('amtape', 'TESTCONF', 'taper'),
diff --git a/perl/Amanda/Changer.pm b/perl/Amanda/Changer.pm
index 92ed9b6..4b4aad4 100644
--- a/perl/Amanda/Changer.pm
+++ b/perl/Amanda/Changer.pm
@@ -60,9 +60,10 @@ sub local_message {
     } elsif ($self->{'code'} == 1100014) {
 	return "$self->{'err'}";
     } elsif ($self->{'code'} == 1100015) {
-	return sprintf("slot %3s: date %-14s label %s%s", $self->{'slot'},
+	return sprintf("slot %3s: date %-14s label %s%s%s", $self->{'slot'},
 			$self->{'datestamp'}, $self->{'label'},
-			$self->{'write_protected'}?" (Write protected)":"");
+			$self->{'write_protected'}?" (Write protected)":"",
+			$self->{'label_match'}?"":" (label do not match labelstr)");
     } elsif ($self->{'code'} == 1100016) {
 	return sprintf("slot %3s: unlabeled volume%s", $self->{'slot'},
 			 $self->{'write_protected'}?" (Write protected)":"");
@@ -2014,6 +2015,13 @@ sub show {
 	    my $st = $dev->read_label();
 	    my $write_protected = !$dev->check_writable();
 	    if ($st == $DEVICE_STATUS_SUCCESS) {
+		my $label_match = match_labelstr(
+					$self->{'storage'}->{'labelstr'},
+					$self->{'storage'}->{'autolabel'},
+					$dev->volume_label(),
+					$res->{'barcode'},
+					$res->{'meta'},
+					$self->{'storage'}->{'storage_name'});
 		$params{'user_msg'}->(Amanda::Changer::Message->new(
 					source_filename => __FILE__,
 					source_line => __LINE__,
@@ -2022,7 +2030,8 @@ sub show {
 					slot   => $last_slot,
 					datestamp  => $dev->volume_time(),
 					label  => $dev->volume_label(),
-					write_protected => $write_protected));
+					write_protected => $write_protected,
+					label_match => $label_match));
 	    } elsif ($st == $DEVICE_STATUS_VOLUME_UNLABELED) {
 		$params{'user_msg'}->(Amanda::Changer::Message->new(
 					source_filename => __FILE__,
diff --git a/perl/Amanda/Rest/Storages.pm b/perl/Amanda/Rest/Storages.pm
index 680115b..b1b59d2 100644
--- a/perl/Amanda/Rest/Storages.pm
+++ b/perl/Amanda/Rest/Storages.pm
@@ -436,6 +436,17 @@ sub inventory {
 		    $inv->{'retention_type'} = $tl->get_retention_name($retention_type);
 		}
 	    }
+	    for my $inv (@$inventory) {
+		if ($inv->{label}) {
+		    $inv->{'label_match'} = Amanda::Util::match_labelstr(
+				$storage->{'labelstr'},
+				$storage->{'autolabel'},
+				$inv->{'label'},
+				$inv->{'barcode'},
+				$inv->{'metae'},
+				$storage->{'storage_name'});
+		}
+	    }
 	    push @result_messages, Amanda::Changer::Message->new(
 				source_filename => __FILE__,
 				source_line     => __LINE__,
diff --git a/server-src/amtape.pl b/server-src/amtape.pl
index b63607e..d06eefe 100644
--- a/server-src/amtape.pl
+++ b/server-src/amtape.pl
@@ -30,7 +30,7 @@ use Text::Wrap;
 use Amanda::Device qw( :constants );
 use Amanda::Debug qw( :logging );
 use Amanda::Config qw( :init :getconf config_dir_relative );
-use Amanda::Util qw( :constants );
+use Amanda::Util qw( :constants match_labelstr );
 use Amanda::Storage;
 use Amanda::Changer;
 use Amanda::Constants;
@@ -219,6 +219,7 @@ sub {
 	for my $sl (@$inv) {
 	    my $line = "slot $sl->{slot}:";
 	    my $tle;
+	    my $meta;
 	    if ($sl->{'state'} == Amanda::Changer::SLOT_EMPTY) {
 		$line .= " empty";
 	    } elsif (!defined($sl->{device_status}) && !defined($sl->{label})) {
@@ -230,6 +231,7 @@ sub {
 		    if (defined $tle) {
 			if ($tle->{'meta'}) {
 				$line .= " ($tle->{'meta'})";
+				$meta = $tle->{'meta'};
 			}
 		    }
 		} elsif ($sl->{'device_status'} == $DEVICE_STATUS_VOLUME_UNLABELED) {
@@ -263,6 +265,15 @@ sub {
 		    $line .= " [device error]";
 		}
 	    }
+	    if ($sl->{'label'}) {
+		if (!match_labelstr($storage->{'labelstr'},
+				    $storage->{'autolabel'},
+				    $sl->{label},
+				    $sl->{'barcode'}, $meta,
+				    $storage->{'storage_name'})) {
+		    $line .= " (label do not match labelstr)";
+		}
+	    }
 	    if (defined $tle) {
 		my $retention_type = Amanda::Tapelist::get_retention_type($tle->{pool}, $tle->{label});
 		$line .= " [" . $tl->get_retention_name($retention_type) . "]";