diff --git a/network/stormshield/snmp/mode/connections.pm b/network/stormshield/snmp/mode/connections.pm
index 8ab96dbfb..3a806dce6 100644
--- a/network/stormshield/snmp/mode/connections.pm
+++ b/network/stormshield/snmp/mode/connections.pm
@@ -32,6 +32,7 @@ sub set_counters {
     $self->{maps_counters_type} = [
         { name => 'global', type => 0 },
     ];
+
     $self->{maps_counters}->{global} = [
         { label => 'udp', set => {
                 key_values => [ { name => 'udp', per_second => 1 } ],
@@ -65,16 +66,20 @@ sub new {
 
 sub manage_selection {
     my ($self, %options) = @_;
-    $self->{cache_name} = "fw_stormshield_" . $options{snmp}->get_hostname()  . '_' . $options{snmp}->get_port() . '_' . $self->{mode} . '_' . md5_hex('all');
+
+    $self->{cache_name} = 'fw_stormshield_' . $options{snmp}->get_hostname()  . '_' . $options{snmp}->get_port() . '_' . $self->{mode} . '_' . md5_hex('all');
 
     my $oid_ntqASQStatsStatefulUdpConn = '.1.3.6.1.4.1.11256.1.12.1.33.0';
     my $oid_ntqASQStatsStatefulTcpConn = '.1.3.6.1.4.1.11256.1.12.1.23.0';
 
-    my $result = $options{snmp}->get_leef(oids => [ $oid_ntqASQStatsStatefulUdpConn, $oid_ntqASQStatsStatefulTcpConn ],
-                                          nothing_quit => 1);
+    my $result = $options{snmp}->get_leef(
+        oids => [ $oid_ntqASQStatsStatefulUdpConn, $oid_ntqASQStatsStatefulTcpConn ],
+        nothing_quit => 1
+    );
+
     $self->{global} = {
         udp => $result->{$oid_ntqASQStatsStatefulUdpConn},
-        tcp => $result->{$oid_ntqASQStatsStatefulTcpConn},
+        tcp => $result->{$oid_ntqASQStatsStatefulTcpConn}
     };
 }
 
diff --git a/network/stormshield/snmp/mode/hanodes.pm b/network/stormshield/snmp/mode/hanodes.pm
index ace387afd..683921fd2 100644
--- a/network/stormshield/snmp/mode/hanodes.pm
+++ b/network/stormshield/snmp/mode/hanodes.pm
@@ -29,9 +29,11 @@ use centreon::plugins::templates::catalog_functions qw(catalog_status_threshold)
 sub custom_node_perfdata {
     my ($self, %options) = @_;
     
-    $self->{output}->perfdata_add(label => 'dead_nodes',
-                                  value => sprintf("%d", $self->{result_values}->{dead_nodes}),
-                                  min => 0, max => $self->{result_values}->{total_nodes});
+    $self->{output}->perfdata_add(
+        label => 'dead_nodes',
+        value => sprintf("%d", $self->{result_values}->{dead_nodes}),
+        min => 0, max => $self->{result_values}->{total_nodes}
+    );
 }
 
 sub custom_node_threshold {
@@ -64,8 +66,7 @@ sub custom_node_calc {
 sub custom_state_output {
     my ($self, %options) = @_;
 
-    my $msg = sprintf("state is '%s' [role: %s]", $self->{result_values}->{state}, $self->{result_values}->{role});
-    return $msg;
+    return sprintf("state is '%s' [role: %s]", $self->{result_values}->{state}, $self->{result_values}->{role});
 }
 
 sub custom_state_calc {
@@ -77,12 +78,18 @@ sub custom_state_calc {
     return 0;
 }
 
+sub prefix_node_output {
+    my ($self, %options) = @_;
+
+    return "Node '" . $options{instance_value}->{display} . "' ";
+}
+
 sub set_counters {
     my ($self, %options) = @_;
 
     $self->{maps_counters_type} = [
         { name => 'global', type => 0 },
-        { name => 'nodes', type => 1, cb_prefix_output => 'prefix_node_output', message_multiple => 'All HA nodes are OK' },
+        { name => 'nodes', type => 1, cb_prefix_output => 'prefix_node_output', message_multiple => 'All HA nodes are OK' }
     ];
 
     $self->{maps_counters}->{global} = [
@@ -91,49 +98,44 @@ sub set_counters {
                 closure_custom_calc => $self->can('custom_node_calc'),
                 closure_custom_output => $self->can('custom_node_output'),
                 closure_custom_threshold_check => $self->can('custom_node_threshold'),
-                closure_custom_perfdata => $self->can('custom_node_perfdata'),
+                closure_custom_perfdata => $self->can('custom_node_perfdata')
             }
         }
     ];
+
     $self->{maps_counters}->{nodes} = [
         { label => 'state', threshold => 0,  set => {
                 key_values => [ { name => 'ntqOnline' }, { name => 'ntqHALicence' }, { name => 'display' } ],
                 closure_custom_calc => $self->can('custom_state_calc'),
                 closure_custom_output => $self->can('custom_state_output'),
                 closure_custom_perfdata => sub { return 0; },
-                closure_custom_threshold_check => \&catalog_status_threshold,
+                closure_custom_threshold_check => \&catalog_status_threshold
             }
         },
         { label => 'health', set => {
                 key_values => [ { name => 'ntqHAQuality' }, { name => 'display' } ],
                 output_template => 'health: %s%%',
                 perfdatas => [
-                    { label => 'health', value => 'ntqHAQuality', template => '%d', min => 0, max => 100,
-                       unit => '%', label_extra_instance => 1, instance_use => 'display' },
-                ],
+                    { label => 'health', template => '%d', min => 0, max => 100,
+                       unit => '%', label_extra_instance => 1, instance_use => 'display' }
+                ]
             }
         }
     ];
 }
 
-sub prefix_node_output {
-    my ($self, %options) = @_;
-
-    return "Node '" . $options{instance_value}->{display} . "' ";
-}
-
 sub new {
     my ($class, %options) = @_;
     my $self = $class->SUPER::new(package => __PACKAGE__, %options);
     bless $self, $class;
 
-    $options{options}->add_options(arguments =>
-                                {
-                                "filter-node:s"         => { name => 'filter_node' },
-                                "percent"               => { name => 'percent' },
-                                "warning-state:s"       => { name => 'warning_state', default => '' },
-                                "critical-state:s"      => { name => 'critical_state', default => '%{state} =~ /offline/i' },
-                                });
+    $options{options}->add_options(arguments => {
+        'filter-node:s'         => { name => 'filter_node' },
+        'percent'               => { name => 'percent' },
+        'warning-state:s'       => { name => 'warning_state', default => '' },
+        'critical-state:s'      => { name => 'critical_state', default => '%{state} =~ /offline/i' }
+    });
+
     return $self;
 }
 
@@ -163,12 +165,13 @@ sub manage_selection {
     my ($self, %options) = @_;
 
     my $snmp_result = $options{snmp}->get_leef(oids => [ $oid_ntqNbNode, $oid_ntqNbDeadNode ], nothing_quit => 1);
-    
-    my $prct_dead = $snmp_result->{$oid_ntqNbDeadNode} * 100 / $snmp_result->{$oid_ntqNbNode};
 
-    $self->{global} = { dead_nodes => $snmp_result->{$oid_ntqNbDeadNode},
-                        total_nodes => $snmp_result->{$oid_ntqNbNode},
-                        prct_dead => $prct_dead };
+    my $prct_dead = $snmp_result->{$oid_ntqNbDeadNode} * 100 / $snmp_result->{$oid_ntqNbNode};
+    $self->{global} = {
+        dead_nodes => $snmp_result->{$oid_ntqNbDeadNode},
+        total_nodes => $snmp_result->{$oid_ntqNbNode},
+        prct_dead => $prct_dead
+    };
 
     $snmp_result = $options{snmp}->get_table(oid => $oid_ntqFwSerial, nothing_quit => 1);
     $self->{nodes} = {};
@@ -196,7 +199,7 @@ sub manage_selection {
 
     foreach (keys %{$self->{nodes}}) {
         my $result = $options{snmp}->map_instance(mapping => $mapping, results => $snmp_result, instance => $_);
-        
+
         foreach my $name (keys %$mapping) {
             $self->{nodes}->{$_}->{$name} = $result->{$name};
         }
diff --git a/network/stormshield/snmp/mode/memorydetailed.pm b/network/stormshield/snmp/mode/memorydetailed.pm
new file mode 100644
index 000000000..673a5ac4b
--- /dev/null
+++ b/network/stormshield/snmp/mode/memorydetailed.pm
@@ -0,0 +1,175 @@
+#
+# Copyright 2021 Centreon (http://www.centreon.com/)
+#
+# Centreon is a full-fledged industry-strength solution that meets
+# the needs in IT infrastructure and application monitoring for
+# service performance.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+package network::stormshield::snmp::mode::memorydetailed;
+
+use base qw(centreon::plugins::templates::counter);
+
+use strict;
+use warnings;
+
+sub prefix_memory_output {
+    my ($self, %options) = @_;
+
+    return 'Memory usage ';
+}
+
+sub set_counters {
+    my ($self, %options) = @_;
+    
+    $self->{maps_counters_type} = [
+        { name => 'global', type => 0, cb_prefix_output => 'prefix_memory_output', skipped_code => { -10 => 1 } }
+    ];
+    
+    $self->{maps_counters}->{global} = [
+        { label => 'total', nlabel => 'memory.usage.percentage', set => {
+                key_values => [ { name => 'total' } ],
+                output_template => 'total: %.2f %%',
+                perfdatas => [
+                    { template => '%.2f', min => 0, max => 100, unit => '%' }
+                ]
+            }
+        },
+        { label => 'host', nlabel => 'memory.protected_host.percentage', set => {
+                key_values => [ { name => 'host' } ],
+                output_template => 'protected host: %.2f %%',
+                perfdatas => [
+                    { template => '%.2f', min => 0, max => 100, unit => '%' }
+                ]
+            }
+        },
+        { label => 'frag', nlabel => 'memory.fragmented.percentage', set => {
+                key_values => [ { name => 'frag' } ],
+                output_template => 'fragmented: %.2f %%',
+                perfdatas => [
+                    { template => '%.2f', min => 0, max => 100, unit => '%' }
+                ]
+            }
+        },
+        { label => 'conn', nlabel => 'memory.connections.percentage', set => {
+                key_values => [ { name => 'conn' } ],
+                output_template => 'connections: %.2f %%',
+                perfdatas => [
+                    { template => '%.2f', min => 0, max => 100, unit => '%' }
+                ]
+            }
+        },
+        { label => 'icmp', nlabel => 'memory.icmp.percentage', set => {
+                key_values => [ { name => 'icmp' } ],
+                output_template => 'icmp: %.2f %%',
+                perfdatas => [
+                    { template => '%.2f', min => 0, max => 100, unit => '%' }
+                ]
+            }
+        },
+        { label => 'dtrack', nlabel => 'memory.data_tracking.percentage', set => {
+                key_values => [ { name => 'dtrack' } ],
+                output_template => 'data tracking: %.2f %%',
+                perfdatas => [
+                    { template => '%.2f', min => 0, max => 100, unit => '%' }
+                ]
+            }
+        },
+        { label => 'dyn', nlabel => 'memory.dynamic.percentage', set => {
+                key_values => [ { name => 'dyn' } ],
+                output_template => 'dynamic: %.2f %%',
+                perfdatas => [
+                    { template => '%.2f', min => 0, max => 100, unit => '%' }
+                ]
+            }
+        },
+        { label => 'etherstate', nlabel => 'memory.ether_state.percentage', set => {
+                key_values => [ { name => 'ether_state' } ],
+                output_template => 'ether state: %.2f %%',
+                perfdatas => [
+                    { template => '%.2f', min => 0, max => 100, unit => '%' }
+                ]
+            }
+        },
+    ];
+}
+
+sub new {
+    my ($class, %options) = @_;
+    my $self = $class->SUPER::new(package => __PACKAGE__, %options, force_new_perfdata => 1);
+    bless $self, $class;
+    
+    $options{options}->add_options(arguments => {});
+   
+    return $self;
+}
+
+sub manage_selection {
+    my ($self, %options) = @_;
+
+    my $oid_snsMem = '.1.3.6.1.4.1.11256.1.10.3.0';
+    my $snmp_result = $options{snmp}->get_leef(
+        oids => [ $oid_snsMem ],
+        nothing_quit => 1
+    );
+
+    # host,frag,icmp,conn,dtrack,dyn
+    # host,frag,icmp,conn,ether_state,dtrack,dyn
+
+    my @values = split(/,/, $snmp_result->{$oid_snsMem});
+    my $fields = scalar(@values);
+    if ($fields == 7) {
+        $self->{global} = { 
+            total => $values[0] + $values[1] + $values[2] + $values[3] + $values[4] + $values[5] + $values[6],
+            host => $values[0],
+            frag => $values[1],
+            icmp => $values[2],
+            conn => $values[3],
+            ether_state => $values[4], 
+            dtrack => $values[5],
+            dyn => $values[6]
+        };
+    } elsif ($fields == 6) {
+        $self->{global} = { 
+            total => $values[0] + $values[1] + $values[2] + $values[3] + $values[4] + $values[5],
+            host => $values[0],
+            frag => $values[1],
+            icmp => $values[2],
+            conn => $values[3],
+            dtrack => $values[4],
+            dyn => $values[5]
+        };
+    }
+}
+
+1;
+
+__END__
+
+=head1 MODE
+
+Check memory detailed.
+
+=over 8
+
+=item B<--warning-*> B<--critical-*>
+
+Thresholds.
+Can be: 'total', 'host', 'frag', 'conn', 'icmp',
+'dtrack', 'dyn', 'etherstate'. 
+
+=back
+
+=cut
diff --git a/network/stormshield/snmp/mode/vpnstatus.pm b/network/stormshield/snmp/mode/vpnstatus.pm
index d21105094..a1087d02b 100644
--- a/network/stormshield/snmp/mode/vpnstatus.pm
+++ b/network/stormshield/snmp/mode/vpnstatus.pm
@@ -52,7 +52,7 @@ sub set_counters {
                 closure_custom_calc => $self->can('custom_status_calc'),
                 output_template => 'status: %s', output_error_template => 'Status : %s',
                 closure_custom_perfdata => sub { return 0; },
-                closure_custom_threshold_check => $self->can('custom_threshold_output'),
+                closure_custom_threshold_check => $self->can('custom_threshold_output')
             }
         },
         { label => 'traffic', nlabel => 'vpn.traffic.bitspersecond', set => {
@@ -61,16 +61,16 @@ sub set_counters {
                 output_change_bytes => 2,
                 perfdatas => [
                      { label => 'traffic', template => '%s',
-                       unit => 'b/s', min => 0, label_extra_instance => 1, cast_int => 1, instance_use => 'num' },
-                ],
+                       unit => 'b/s', min => 0, label_extra_instance => 1, cast_int => 1, instance_use => 'num' }
+                ]
             }
-        },
+        }
     ];
 }
 
 sub prefix_vpn_output {
     my ($self, %options) = @_;
-    
+
     return "VPN '$options{instance_value}->{num}/$options{instance_value}->{ntqVPNIPSrc}/$options{instance_value}->{ntqVPNIPDst}' ";
 }
 
@@ -79,8 +79,8 @@ my $thresholds = {
         ['larval', 'WARNING'],
         ['mature', 'OK'],
         ['dying', 'CRITICAL'],
-        ['dead', 'CRITICAL'],
-    ],
+        ['dead', 'CRITICAL']
+    ]
 };
 
 sub new {
diff --git a/network/stormshield/snmp/plugin.pm b/network/stormshield/snmp/plugin.pm
index 865e2bf9d..65983744a 100644
--- a/network/stormshield/snmp/plugin.pm
+++ b/network/stormshield/snmp/plugin.pm
@@ -31,19 +31,20 @@ sub new {
 
     $self->{version} = '1.0';
     $self->{modes} = {
-        'cpu'               => 'snmp_standard::mode::cpu',
-        'cpu-detailed'      => 'snmp_standard::mode::cpudetailed',
-        'connections'       => 'network::stormshield::snmp::mode::connections',
-        'interfaces'        => 'snmp_standard::mode::interfaces',
-        'list-interfaces'   => 'snmp_standard::mode::listinterfaces',
-        'load'              => 'snmp_standard::mode::loadaverage',
-        'ha-nodes'          => 'network::stormshield::snmp::mode::hanodes',
-        'health'            => 'network::stormshield::snmp::mode::health',
-        'memory'            => 'os::freebsd::snmp::mode::memory',
-        'qos'               => 'network::stormshield::snmp::mode::qos',
-        'storage'           => 'snmp_standard::mode::storage',
-        'swap'              => 'snmp_standard::mode::swap',
-        'vpn-status'        => 'network::stormshield::snmp::mode::vpnstatus'
+        'cpu'             => 'snmp_standard::mode::cpu',
+        'cpu-detailed'    => 'snmp_standard::mode::cpudetailed',
+        'connections'     => 'network::stormshield::snmp::mode::connections',
+        'interfaces'      => 'snmp_standard::mode::interfaces',
+        'list-interfaces' => 'snmp_standard::mode::listinterfaces',
+        'load'            => 'snmp_standard::mode::loadaverage',
+        'ha-nodes'        => 'network::stormshield::snmp::mode::hanodes',
+        'health'          => 'network::stormshield::snmp::mode::health',
+        'memory'          => 'os::freebsd::snmp::mode::memory',
+        'memory-detailed' => 'network::stormshield::snmp::mode::memorydetailed',
+        'qos'             => 'network::stormshield::snmp::mode::qos',
+        'storage'         => 'snmp_standard::mode::storage',
+        'swap'            => 'snmp_standard::mode::swap',
+        'vpn-status'      => 'network::stormshield::snmp::mode::vpnstatus'
     };
 
     return $self;