diff --git a/hardware/devices/timelinkmicro/tms6001/snmp/mode/alarm.pm b/hardware/devices/timelinkmicro/tms6001/snmp/mode/alarm.pm
new file mode 100644
index 000000000..868f251a3
--- /dev/null
+++ b/hardware/devices/timelinkmicro/tms6001/snmp/mode/alarm.pm
@@ -0,0 +1,104 @@
+#
+# Copyright 2019 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.
+#
+# Authors : Thomas Gourdin thomas.gourdin@gmail.com
+
+package hardware::devices::timelinkmicro::tms6001::snmp::mode::alarm;
+
+use base qw(centreon::plugins::mode);
+
+use strict;
+use warnings;
+
+sub new {
+    my ($class, %options) = @_;
+    my $self = $class->SUPER::new(package => __PACKAGE__, %options);
+    bless $self, $class;
+    
+    $options{options}->add_options(arguments =>
+                                { 
+                                  "warning:s"               => { name => 'warning' },
+                                  "critical:s"              => { name => 'critical' },
+                                });
+
+    return $self;
+}
+
+sub check_options {
+    my ($self, %options) = @_;
+    $self->SUPER::init(%options);
+
+    if (($self->{perfdata}->threshold_validate(label => 'warning', value => $self->{option_results}->{warning})) == 0) {
+       $self->{output}->add_option_msg(short_msg => "Wrong warning threshold '" . $self->{option_results}->{warning} . "'.");
+       $self->{output}->option_exit();
+    }
+    if (($self->{perfdata}->threshold_validate(label => 'critical', value => $self->{option_results}->{critical})) == 0) {
+       $self->{output}->add_option_msg(short_msg => "Wrong critical threshold '" . $self->{option_results}->{critical} . "'.");
+       $self->{output}->option_exit();
+    }
+    
+}
+
+sub run {
+    my ($self, %options) = @_;
+    $self->{snmp} = $options{snmp};
+    $self->{hostname} = $self->{snmp}->get_hostname();
+
+    my $oid_qualityfrequency = '.1.3.6.1.4.1.22641.100.3.3.0';
+
+    my $result = $self->{snmp}->get_leef(oids => [ $oid_qualityfrequency ], nothing_quit => 1);
+
+    my $value = $result->{$oid_qualityfrequency};
+    
+    my $exit = $self->{perfdata}->threshold_check(value => $value, 
+                               threshold => [ { label => 'critical', 'exit_litteral' => 'critical' }, { label => 'warning', exit_litteral => 'warning' } ]);
+    $self->{output}->output_add(severity => $exit,
+                                short_msg => sprintf("There is %s alarm(s).", $value));    
+
+    $self->{output}->perfdata_add(label => 'value', unit => undef,
+                                  value => $value,
+                                  warning => $self->{perfdata}->get_perfdata_for_output(label => 'warning'),
+                                  critical => $self->{perfdata}->get_perfdata_for_output(label => 'critical'),
+                                  min => undef, max => undef);
+
+    $self->{output}->display();
+    $self->{output}->exit();
+}
+
+1;
+
+__END__
+
+=head1 MODE
+
+Check quality of frequency generation
+
+=over 8
+
+=item B<--warning>
+
+Threshold warning.
+
+=item B<--critical>
+
+Threshold critical.
+
+=back
+
+=cut
diff --git a/hardware/devices/timelinkmicro/tms6001/snmp/mode/antenna.pm b/hardware/devices/timelinkmicro/tms6001/snmp/mode/antenna.pm
new file mode 100644
index 000000000..73cf044a7
--- /dev/null
+++ b/hardware/devices/timelinkmicro/tms6001/snmp/mode/antenna.pm
@@ -0,0 +1,93 @@
+#
+# Copyright 2019 Centreon (http://www.centreon.com/)
+#
+# Centreon is a full-fledged industry-strength solution that meets
+# the needs in IT infrastructure and application monitoring for
+# service performance.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+# Authors : Thomas Gourdin thomas.gourdin@gmail.com
+
+package hardware::devices::timelinkmicro::tms6001::snmp::mode::antenna;
+
+use base qw(centreon::plugins::mode);
+
+use strict;
+use warnings;
+
+sub new {
+    my ($class, %options) = @_;
+    my $self = $class->SUPER::new(package => __PACKAGE__, %options);
+    bless $self, $class;
+    
+    $options{options}->add_options(arguments =>
+                                { 
+                                });
+
+    return $self;
+}
+
+sub check_options {
+    my ($self, %options) = @_;
+    $self->SUPER::init(%options);
+
+}
+
+sub run {
+    my ($self, %options) = @_;
+    $self->{snmp} = $options{snmp};
+    $self->{hostname} = $self->{snmp}->get_hostname();
+
+    my $oid_qualityfrequency = '.1.3.6.1.4.1.22641.100.4.1.4.0';
+
+    my $result = $self->{snmp}->get_leef(oids => [ $oid_qualityfrequency ], nothing_quit => 1);
+
+    my $value = $result->{$oid_qualityfrequency};
+
+    if ($value eq 'C') {
+	$self->{output}->output_add(severity => 'OK',
+  	   	         	    short_msg => sprintf("Antenna is connected"));
+	} elsif ($value eq 'S') {
+        $self->{output}->output_add(severity => 'WARNING',
+                                    short_msg => sprintf("Antenna is shorted or powered off"));
+	} elsif ($value eq 'N') {
+        $self->{output}->output_add(severity => 'CRITICAL',
+                                    short_msg => sprintf("Antenna is not connected"));
+	}
+    
+    $self->{output}->display();
+    $self->{output}->exit();
+}
+
+1;
+
+__END__
+
+=head1 MODE
+
+Check quality of frequency generation
+
+=over 8
+
+=item B<--warning>
+
+Threshold warning.
+
+=item B<--critical>
+
+Threshold critical.
+
+=back
+
+=cut
diff --git a/hardware/devices/timelinkmicro/tms6001/snmp/mode/frequency.pm b/hardware/devices/timelinkmicro/tms6001/snmp/mode/frequency.pm
new file mode 100644
index 000000000..e443c5a7d
--- /dev/null
+++ b/hardware/devices/timelinkmicro/tms6001/snmp/mode/frequency.pm
@@ -0,0 +1,104 @@
+#
+# Copyright 2019 Centreon (http://www.centreon.com/)
+#
+# Centreon is a full-fledged industry-strength solution that meets
+# the needs in IT infrastructure and application monitoring for
+# service performance.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+# Authors : Thomas Gourdin thomas.gourdin@gmail.com
+
+package hardware::devices::timelinkmicro::tms6001::snmp::mode::frequency;
+
+use base qw(centreon::plugins::mode);
+
+use strict;
+use warnings;
+
+sub new {
+    my ($class, %options) = @_;
+    my $self = $class->SUPER::new(package => __PACKAGE__, %options);
+    bless $self, $class;
+    
+    $options{options}->add_options(arguments =>
+                                { 
+                                  "warning:s"               => { name => 'warning' },
+                                  "critical:s"              => { name => 'critical' },
+                                });
+
+    return $self;
+}
+
+sub check_options {
+    my ($self, %options) = @_;
+    $self->SUPER::init(%options);
+
+    if (($self->{perfdata}->threshold_validate(label => 'warning', value => $self->{option_results}->{warning})) == 0) {
+       $self->{output}->add_option_msg(short_msg => "Wrong warning threshold '" . $self->{option_results}->{warning} . "'.");
+       $self->{output}->option_exit();
+    }
+    if (($self->{perfdata}->threshold_validate(label => 'critical', value => $self->{option_results}->{critical})) == 0) {
+       $self->{output}->add_option_msg(short_msg => "Wrong critical threshold '" . $self->{option_results}->{critical} . "'.");
+       $self->{output}->option_exit();
+    }
+    
+}
+
+sub run {
+    my ($self, %options) = @_;
+    $self->{snmp} = $options{snmp};
+    $self->{hostname} = $self->{snmp}->get_hostname();
+
+    my $oid_qualityfrequency = '.1.3.6.1.4.1.22641.100.3.6.0';
+
+    my $result = $self->{snmp}->get_leef(oids => [ $oid_qualityfrequency ], nothing_quit => 1);
+
+    my $value = $result->{$oid_qualityfrequency};
+    
+    my $exit = $self->{perfdata}->threshold_check(value => $value, 
+                               threshold => [ { label => 'critical', 'exit_litteral' => 'critical' }, { label => 'warning', exit_litteral => 'warning' } ]);
+    $self->{output}->output_add(severity => $exit,
+                                short_msg => sprintf("Quality of frequency generation is %s.", $value));    
+
+    $self->{output}->perfdata_add(label => 'value', unit => undef,
+                                  value => $value,
+                                  warning => $self->{perfdata}->get_perfdata_for_output(label => 'warning'),
+                                  critical => $self->{perfdata}->get_perfdata_for_output(label => 'critical'),
+                                  min => undef, max => undef);
+
+    $self->{output}->display();
+    $self->{output}->exit();
+}
+
+1;
+
+__END__
+
+=head1 MODE
+
+Check quality of frequency generation
+
+=over 8
+
+=item B<--warning>
+
+Threshold warning.
+
+=item B<--critical>
+
+Threshold critical.
+
+=back
+
+=cut
diff --git a/hardware/devices/timelinkmicro/tms6001/snmp/mode/gnss.pm b/hardware/devices/timelinkmicro/tms6001/snmp/mode/gnss.pm
new file mode 100644
index 000000000..b9d9f7986
--- /dev/null
+++ b/hardware/devices/timelinkmicro/tms6001/snmp/mode/gnss.pm
@@ -0,0 +1,90 @@
+#
+# Copyright 2019 Centreon (http://www.centreon.com/)
+#
+# Centreon is a full-fledged industry-strength solution that meets
+# the needs in IT infrastructure and application monitoring for
+# service performance.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+# Authors : Thomas Gourdin thomas.gourdin@gmail.com
+
+package hardware::devices::timelinkmicro::tms6001::snmp::mode::gnss;
+
+use base qw(centreon::plugins::mode);
+
+use strict;
+use warnings;
+
+sub new {
+    my ($class, %options) = @_;
+    my $self = $class->SUPER::new(package => __PACKAGE__, %options);
+    bless $self, $class;
+    
+    $options{options}->add_options(arguments =>
+                                { 
+                                });
+
+    return $self;
+}
+
+sub check_options {
+    my ($self, %options) = @_;
+    $self->SUPER::init(%options);
+
+}
+
+sub run {
+    my ($self, %options) = @_;
+    $self->{snmp} = $options{snmp};
+    $self->{hostname} = $self->{snmp}->get_hostname();
+
+    my $oid_qualityfrequency = '.1.3.6.1.4.1.22641.100.4.1.2.0';
+
+    my $result = $self->{snmp}->get_leef(oids => [ $oid_qualityfrequency ], nothing_quit => 1);
+
+    my $value = $result->{$oid_qualityfrequency};
+
+    if ($value eq 'Nominal') {
+	$self->{output}->output_add(severity => 'OK',
+  	   	         	    short_msg => sprintf("GNSS status is $value"));
+	} else {
+        $self->{output}->output_add(severity => 'CRITICAL',
+                                    short_msg => sprintf("GNSS status is $value"));
+	}
+    
+    $self->{output}->display();
+    $self->{output}->exit();
+}
+
+1;
+
+__END__
+
+=head1 MODE
+
+Check quality of frequency generation
+
+=over 8
+
+=item B<--warning>
+
+Threshold warning.
+
+=item B<--critical>
+
+Threshold critical.
+
+=back
+
+=cut
diff --git a/hardware/devices/timelinkmicro/tms6001/snmp/mode/satellites.pm b/hardware/devices/timelinkmicro/tms6001/snmp/mode/satellites.pm
new file mode 100644
index 000000000..9d6468be2
--- /dev/null
+++ b/hardware/devices/timelinkmicro/tms6001/snmp/mode/satellites.pm
@@ -0,0 +1,104 @@
+#
+# Copyright 2019 Centreon (http://www.centreon.com/)
+#
+# Centreon is a full-fledged industry-strength solution that meets
+# the needs in IT infrastructure and application monitoring for
+# service performance.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+# Authors : Thomas Gourdin thomas.gourdin@gmail.com
+
+package hardware::devices::timelinkmicro::tms6001::snmp::mode::satellites;
+
+use base qw(centreon::plugins::mode);
+
+use strict;
+use warnings;
+
+sub new {
+    my ($class, %options) = @_;
+    my $self = $class->SUPER::new(package => __PACKAGE__, %options);
+    bless $self, $class;
+    
+    $options{options}->add_options(arguments =>
+                                { 
+                                  "warning:s"               => { name => 'warning' },
+                                  "critical:s"              => { name => 'critical' },
+                                });
+
+    return $self;
+}
+
+sub check_options {
+    my ($self, %options) = @_;
+    $self->SUPER::init(%options);
+
+    if (($self->{perfdata}->threshold_validate(label => 'warning', value => $self->{option_results}->{warning})) == 0) {
+       $self->{output}->add_option_msg(short_msg => "Wrong warning threshold '" . $self->{option_results}->{warning} . "'.");
+       $self->{output}->option_exit();
+    }
+    if (($self->{perfdata}->threshold_validate(label => 'critical', value => $self->{option_results}->{critical})) == 0) {
+       $self->{output}->add_option_msg(short_msg => "Wrong critical threshold '" . $self->{option_results}->{critical} . "'.");
+       $self->{output}->option_exit();
+    }
+    
+}
+
+sub run {
+    my ($self, %options) = @_;
+    $self->{snmp} = $options{snmp};
+    $self->{hostname} = $self->{snmp}->get_hostname();
+
+    my $oid_qualityfrequency = '.1.3.6.1.4.1.22641.100.4.1.8.0';
+
+    my $result = $self->{snmp}->get_leef(oids => [ $oid_qualityfrequency ], nothing_quit => 1);
+
+    my $value = $result->{$oid_qualityfrequency};
+    
+    my $exit = $self->{perfdata}->threshold_check(value => $value, 
+                               threshold => [ { label => 'critical', 'exit_litteral' => 'critical' }, { label => 'warning', exit_litteral => 'warning' } ]);
+    $self->{output}->output_add(severity => $exit,
+                                short_msg => sprintf("Number of satellites seen is %s.", $value));    
+
+    $self->{output}->perfdata_add(label => 'value', unit => undef,
+                                  value => $value,
+                                  warning => $self->{perfdata}->get_perfdata_for_output(label => 'warning'),
+                                  critical => $self->{perfdata}->get_perfdata_for_output(label => 'critical'),
+                                  min => undef, max => undef);
+
+    $self->{output}->display();
+    $self->{output}->exit();
+}
+
+1;
+
+__END__
+
+=head1 MODE
+
+Check quality of frequency generation
+
+=over 8
+
+=item B<--warning>
+
+Threshold warning.
+
+=item B<--critical>
+
+Threshold critical.
+
+=back
+
+=cut
diff --git a/hardware/devices/timelinkmicro/tms6001/snmp/mode/time.pm b/hardware/devices/timelinkmicro/tms6001/snmp/mode/time.pm
new file mode 100644
index 000000000..cdb10572e
--- /dev/null
+++ b/hardware/devices/timelinkmicro/tms6001/snmp/mode/time.pm
@@ -0,0 +1,104 @@
+#
+# Copyright 2019 Centreon (http://www.centreon.com/)
+#
+# Centreon is a full-fledged industry-strength solution that meets
+# the needs in IT infrastructure and application monitoring for
+# service performance.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+# Authors : Thomas Gourdin thomas.gourdin@gmail.com
+
+package hardware::devices::timelinkmicro::tms6001::snmp::mode::time;
+
+use base qw(centreon::plugins::mode);
+
+use strict;
+use warnings;
+
+sub new {
+    my ($class, %options) = @_;
+    my $self = $class->SUPER::new(package => __PACKAGE__, %options);
+    bless $self, $class;
+    
+    $options{options}->add_options(arguments =>
+                                { 
+                                  "warning:s"               => { name => 'warning' },
+                                  "critical:s"              => { name => 'critical' },
+                                });
+
+    return $self;
+}
+
+sub check_options {
+    my ($self, %options) = @_;
+    $self->SUPER::init(%options);
+
+    if (($self->{perfdata}->threshold_validate(label => 'warning', value => $self->{option_results}->{warning})) == 0) {
+       $self->{output}->add_option_msg(short_msg => "Wrong warning threshold '" . $self->{option_results}->{warning} . "'.");
+       $self->{output}->option_exit();
+    }
+    if (($self->{perfdata}->threshold_validate(label => 'critical', value => $self->{option_results}->{critical})) == 0) {
+       $self->{output}->add_option_msg(short_msg => "Wrong critical threshold '" . $self->{option_results}->{critical} . "'.");
+       $self->{output}->option_exit();
+    }
+    
+}
+
+sub run {
+    my ($self, %options) = @_;
+    $self->{snmp} = $options{snmp};
+    $self->{hostname} = $self->{snmp}->get_hostname();
+
+    my $oid_qualityfrequency = '.1.3.6.1.4.1.22641.100.3.5.0';
+
+    my $result = $self->{snmp}->get_leef(oids => [ $oid_qualityfrequency ], nothing_quit => 1);
+
+    my $value = $result->{$oid_qualityfrequency};
+    
+    my $exit = $self->{perfdata}->threshold_check(value => $value, 
+                               threshold => [ { label => 'critical', 'exit_litteral' => 'critical' }, { label => 'warning', exit_litteral => 'warning' } ]);
+    $self->{output}->output_add(severity => $exit,
+                                short_msg => sprintf("Quality of time generation is %s.", $value));    
+
+    $self->{output}->perfdata_add(label => 'value', unit => undef,
+                                  value => $value,
+                                  warning => $self->{perfdata}->get_perfdata_for_output(label => 'warning'),
+                                  critical => $self->{perfdata}->get_perfdata_for_output(label => 'critical'),
+                                  min => undef, max => undef);
+
+    $self->{output}->display();
+    $self->{output}->exit();
+}
+
+1;
+
+__END__
+
+=head1 MODE
+
+Check quality of frequency generation
+
+=over 8
+
+=item B<--warning>
+
+Threshold warning.
+
+=item B<--critical>
+
+Threshold critical.
+
+=back
+
+=cut
diff --git a/hardware/devices/timelinkmicro/tms6001/snmp/plugin.pm b/hardware/devices/timelinkmicro/tms6001/snmp/plugin.pm
new file mode 100644
index 000000000..799f11780
--- /dev/null
+++ b/hardware/devices/timelinkmicro/tms6001/snmp/plugin.pm
@@ -0,0 +1,55 @@
+#
+# Copyright 2015 Centreon (http://www.centreon.com/)
+#
+# Centreon is a full-fledged industry-strength solution that meets
+# the needs in IT infrastructure and application monitoring for
+# service performance.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+# Authors : Thomas Gourdin thomas.gourdin@gmail.com
+
+package hardware::devices::timelinkmicro::tms6001::snmp::plugin;
+
+use strict;
+use warnings;
+use base qw(centreon::plugins::script_snmp);
+
+sub new {
+    my ($class, %options) = @_;
+    my $self = $class->SUPER::new(package => __PACKAGE__, %options);
+    bless $self, $class;
+
+    $self->{version} = '0.1';
+    %{$self->{modes}} = (
+        'frequency'	                            => 'hardware::devices::timelinkmicro::tms6001::snmp::mode::frequency',
+        'time' 			                        => 'hardware::devices::timelinkmicro::tms6001::snmp::mode::time',
+        'satellites'                            => 'hardware::devices::timelinkmicro::tms6001::snmp::mode::satellites',
+        'antenna'                               => 'hardware::devices::timelinkmicro::tms6001::snmp::mode::antenna',
+        'gnss'                                  => 'hardware::devices::timelinkmicro::tms6001::snmp::mode::gnss',
+        'alarms'                                => 'hardware::devices::timelinkmicro::tms6001::snmp::mode::alarm',
+        
+    );
+
+    return $self;
+}
+
+1;
+
+__END__
+
+=head1 PLUGIN DESCRIPTION
+
+Check timelinkmicro TMS6001 NTP servers through SNMP
+
+=cut