diff --git a/lib/SNMP/Info/Layer7/APC.pm b/lib/SNMP/Info/Layer7/APC.pm
index 5bb76761..d3d03e04 100644
--- a/lib/SNMP/Info/Layer7/APC.pm
+++ b/lib/SNMP/Info/Layer7/APC.pm
@@ -63,7 +63,7 @@ $VERSION = '3.64';
 
 %FUNCS = (
     %SNMP::Info::Layer7::FUNCS,
-    
+
 );
 
 %MUNGE = (
@@ -115,14 +115,14 @@ Jeroen van Ingen
 
 =head1 SYNOPSIS
 
- # Let SNMP::Info determine the correct subclass for you. 
+ # Let SNMP::Info determine the correct subclass for you.
  my $apc = new SNMP::Info(
                           AutoSpecify => 1,
                           Debug       => 1,
                           DestHost    => 'myswitch',
                           Community   => 'public',
                           Version     => 2
-                        ) 
+                        )
     or die "Can't connect to DestHost.\n";
 
  my $class      = $apc->class();
@@ -130,11 +130,11 @@ Jeroen van Ingen
 
 =head1 DESCRIPTION
 
-Provides abstraction to the configuration information obtainable from a 
-APC UPS via SNMP. 
+Provides abstraction to the configuration information obtainable from a
+APC UPS via SNMP.
 
 For speed or debugging purposes you can call the subclass directly, but not
-after determining a more specific class using the method above. 
+after determining a more specific class using the method above.
 
  my $apc = new SNMP::Info::Layer7::APC(...);
 
@@ -235,6 +235,6 @@ See documentation in L<SNMP::Info::Layer7/"TABLE METHODS"> for details.
 These are methods that provide SNMP set functionality for overridden methods
 or provide a simpler interface to complex set operations.  See
 L<SNMP::Info/"SETTING DATA VIA SNMP"> for general information on set
-operations. 
+operations.
 
 =cut
diff --git a/lib/SNMP/Info/Layer7/CiscoIPS.pm b/lib/SNMP/Info/Layer7/CiscoIPS.pm
index 41ade60f..90797a2e 100644
--- a/lib/SNMP/Info/Layer7/CiscoIPS.pm
+++ b/lib/SNMP/Info/Layer7/CiscoIPS.pm
@@ -68,10 +68,10 @@ my ($serial, $descr, $model);
 sub _fetch_info {
     my $self = shift;
     foreach my $id ( keys %{ $self->e_id() } ){
-        
+
         if (
             $self->e_name->{$id} =~ m/^Module$/ and
-            $self->e_model->{$id} =~ m/IPS/ 
+            $self->e_model->{$id} =~ m/IPS/
         ) {
             $serial = $self->e_serial->{$id};
             $descr  = $self->e_descr->{$id};
@@ -79,7 +79,7 @@ sub _fetch_info {
         }
 
     }
-    
+
 }
 
 sub layers {
@@ -113,14 +113,14 @@ sub productname {
 
 sub b_mac {
     my ( $self ) = shift;
-    
+
     foreach my $mac ( values %{$self->i_mac()} ){
 
         next unless defined $mac;
         next unless $mac =~ m/^e4:d3:f1/;
         return  $mac;
     }
-    
+
     return '';
 }
 
@@ -162,7 +162,7 @@ Moe Kraus
 
 =head1 DESCRIPTION
 
-Subclass for Cisco IPS Module 
+Subclass for Cisco IPS Module
 
 =head2 Inherited Classes
 
diff --git a/lib/SNMP/Info/Layer7/Gigamon.pm b/lib/SNMP/Info/Layer7/Gigamon.pm
index 5edf4bab..f9f76a66 100644
--- a/lib/SNMP/Info/Layer7/Gigamon.pm
+++ b/lib/SNMP/Info/Layer7/Gigamon.pm
@@ -87,14 +87,14 @@ Eric Miller
 
 =head1 SYNOPSIS
 
- # Let SNMP::Info determine the correct subclass for you. 
+ # Let SNMP::Info determine the correct subclass for you.
  my $g = new SNMP::Info(
                           AutoSpecify => 1,
                           Debug       => 1,
                           DestHost    => 'myrouter',
                           Community   => 'public',
                           Version     => 2
-                        ) 
+                        )
     or die "Can't connect to DestHost.\n";
 
  my $class      = $g->class();
diff --git a/lib/SNMP/Info/Layer7/Liebert.pm b/lib/SNMP/Info/Layer7/Liebert.pm
index bc9f245d..403c7706 100644
--- a/lib/SNMP/Info/Layer7/Liebert.pm
+++ b/lib/SNMP/Info/Layer7/Liebert.pm
@@ -84,14 +84,14 @@ Netdisco Developers
 
 =head1 SYNOPSIS
 
- # Let SNMP::Info determine the correct subclass for you. 
+ # Let SNMP::Info determine the correct subclass for you.
  my $liebert = new SNMP::Info(
                           AutoSpecify => 1,
                           Debug       => 1,
                           DestHost    => 'myhub',
                           Community   => 'public',
                           Version     => 1
-                        ) 
+                        )
     or die "Can't connect to DestHost.\n";
 
  my $class = $liebert->class();
diff --git a/lib/SNMP/Info/Layer7/Neoteris.pm b/lib/SNMP/Info/Layer7/Neoteris.pm
index 8ea40813..f945f2cb 100644
--- a/lib/SNMP/Info/Layer7/Neoteris.pm
+++ b/lib/SNMP/Info/Layer7/Neoteris.pm
@@ -81,14 +81,14 @@ Eric Miller
 
 =head1 SYNOPSIS
 
- # Let SNMP::Info determine the correct subclass for you. 
+ # Let SNMP::Info determine the correct subclass for you.
  my $neoteris = new SNMP::Info(
                           AutoSpecify => 1,
                           Debug       => 1,
                           DestHost    => 'myrouter',
                           Community   => 'public',
                           Version     => 2
-                        ) 
+                        )
     or die "Can't connect to DestHost.\n";
 
  my $class      = $neoteris->class();
diff --git a/lib/SNMP/Info/Layer7/Netscaler.pm b/lib/SNMP/Info/Layer7/Netscaler.pm
index 15425966..a46dfe33 100644
--- a/lib/SNMP/Info/Layer7/Netscaler.pm
+++ b/lib/SNMP/Info/Layer7/Netscaler.pm
@@ -80,7 +80,7 @@ sub serial {
 sub model {
     my $ns    = shift;
     my $desc  = $ns->sys_hw_desc() || '';
-   
+
     $desc =~ s/^.+\bNS//i;
 
     return $desc;
@@ -121,14 +121,14 @@ Eric Miller
 
 =head1 SYNOPSIS
 
- # Let SNMP::Info determine the correct subclass for you. 
+ # Let SNMP::Info determine the correct subclass for you.
  my $ns = new SNMP::Info(
                           AutoSpecify => 1,
                           Debug       => 1,
                           DestHost    => 'myrouter',
                           Community   => 'public',
                           Version     => 2
-                        ) 
+                        )
     or die "Can't connect to DestHost.\n";
 
  my $class      = $ns->class();