diff --git a/network/alcatel/isam/snmp/mode/vlantraffic.pm b/network/alcatel/isam/snmp/mode/vlantraffic.pm
new file mode 100644
index 000000000..0f34bde19
--- /dev/null
+++ b/network/alcatel/isam/snmp/mode/vlantraffic.pm
@@ -0,0 +1,392 @@
+#
+# 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.
+#
+
+package network::alcatel::isam::snmp::mode::vlantraffic;
+
+use base qw(centreon::plugins::mode);
+
+use strict;
+use warnings;
+use centreon::plugins::values;
+use centreon::plugins::statefile;
+use Digest::MD5 qw(md5_hex);
+
+my $maps_counters = {
+    vlan => { 
+        '000_cac-usage'   => {
+            set => {
+                key_values => [ { name => 'display' }, { name => 'cacUsed' }, { name => 'cacAllowed' } ],
+                closure_custom_calc => \&custom_cac_usage_calc,
+                closure_custom_calc_extra_options => { label_output => 'External Communication', label_perf => 'cac' },
+                closure_custom_output => \&custom_usage_output,
+                closure_custom_perfdata => \&custom_usage_perfdata,
+                closure_custom_threshold_check => \&custom_usage_threshold,
+            },
+        },
+        '001_conference-usage'   => {
+            set => {
+                key_values => [ { name => 'display' }, { name => 'confBusy' }, { name => 'confAvailable' } ],
+                closure_custom_calc => \&custom_conference_usage_calc,
+                closure_custom_calc_extra_options => { label_output => 'Conference circuits', label_perf => 'conference' },
+                closure_custom_output => \&custom_usage_output,
+                closure_custom_perfdata => \&custom_usage_perfdata,
+                closure_custom_threshold_check => \&custom_usage_threshold,
+            },
+        },
+    }
+};
+
+sub custom_usage_perfdata {
+    my ($self, %options) = @_;
+    
+    my $extra_label = '';
+    if (!defined($options{extra_instance}) || $options{extra_instance} != 0) {
+        $extra_label .= '_' . $self->{result_values}->{display};
+    }
+    $self->{output}->perfdata_add(label => $self->{result_values}->{label_perf} . '_used' . $extra_label,
+                                  value => $self->{result_values}->{used},
+                                  warning => $self->{perfdata}->get_perfdata_for_output(label => 'warning-' . $self->{label}, total => $self->{result_values}->{total}, cast_int => 1),
+                                  critical => $self->{perfdata}->get_perfdata_for_output(label => 'critical-' . $self->{label}, total => $self->{result_values}->{total}, cast_int => 1),
+                                  min => 0, max => $self->{result_values}->{total});
+}
+
+sub custom_usage_threshold {
+    my ($self, %options) = @_;
+    
+    my $exit = $self->{perfdata}->threshold_check(value => $self->{result_values}->{prct_used}, threshold => [ { label => 'critical-' . $self->{label}, exit_litteral => 'critical' }, { label => 'warning-' . $self->{label}, exit_litteral => 'warning' } ]);
+    return $exit;
+}
+
+sub custom_usage_output {
+    my ($self, %options) = @_;
+
+    my $msg = sprintf("%s Total: %s Used: %s (%.2f%%) Free: %s (%.2f%%)",
+                      $self->{result_values}->{label_output},
+                      $self->{result_values}->{total},
+                      $self->{result_values}->{used}, $self->{result_values}->{prct_used},
+                      $self->{result_values}->{free}, $self->{result_values}->{prct_free});
+    return $msg;
+}
+
+sub custom_cac_usage_calc {
+    my ($self, %options) = @_;
+
+    if ($options{new_datas}->{$self->{instance} . '_cacAllowed'} <= 0) {
+        $self->{error_msg} = "skipped (no allowed)";
+        return -2;
+    }
+    $self->{result_values}->{display} = $options{new_datas}->{$self->{instance} . '_display'};
+    $self->{result_values}->{total} = $options{new_datas}->{$self->{instance} . '_cacAllowed'};
+    $self->{result_values}->{used} = $options{new_datas}->{$self->{instance} . '_cacUsed'};
+    $self->{result_values}->{free} = $self->{result_values}->{total} - $self->{result_values}->{used};
+    $self->{result_values}->{prct_free} = $self->{result_values}->{free} * 100 / $self->{result_values}->{total};
+    $self->{result_values}->{prct_used} = $self->{result_values}->{used} * 100 / $self->{result_values}->{total};
+    $self->{result_values}->{label_perf} = $options{extra_options}->{label_perf};
+    $self->{result_values}->{label_output} = $options{extra_options}->{label_output};
+    return 0;
+}
+
+sub custom_conference_usage_calc {
+    my ($self, %options) = @_;
+
+    if ($options{new_datas}->{$self->{instance} . '_confAvailable'} <= 0) {
+        $self->{error_msg} = "skipped (no available)";
+        return -2;
+    }
+    $self->{result_values}->{display} = $options{new_datas}->{$self->{instance} . '_display'};
+    $self->{result_values}->{total} = $options{new_datas}->{$self->{instance} . '_confAvailable'};
+    $self->{result_values}->{used} = $options{new_datas}->{$self->{instance} . '_confBusy'};
+    $self->{result_values}->{free} = $self->{result_values}->{total} - $self->{result_values}->{used};
+    $self->{result_values}->{prct_free} = $self->{result_values}->{free} * 100 / $self->{result_values}->{total};
+    $self->{result_values}->{prct_used} = $self->{result_values}->{used} * 100 / $self->{result_values}->{total};
+    $self->{result_values}->{label_perf} = $options{extra_options}->{label_perf};
+    $self->{result_values}->{label_output} = $options{extra_options}->{label_output};
+    return 0;
+}
+
+sub new {
+    my ($class, %options) = @_;
+    my $self = $class->SUPER::new(package => __PACKAGE__, %options);
+    bless $self, $class;
+    
+    $self->{version} = '1.0';
+    $options{options}->add_options(arguments =>
+                                { 
+                                  "no-component:s"          => { name => 'no_component' },
+                                  "filter-interface:s"      => { name => 'filter_interface' },
+                                  "filter-vlan:s"           => { name => 'filter_vlan' },
+                                  "show-cache"              => { name => 'show_cache' },
+                                  "reload-cache-time:s"     => { name => 'reload_cache_time', default => 180 },
+                                });
+    $self->{statefile_value} = centreon::plugins::statefile->new(%options);
+    $self->{statefile_cache} = centreon::plugins::statefile->new(%options);
+    
+    foreach my $key (('vlan')) {
+        foreach (keys %{$maps_counters->{$key}}) {
+            my ($id, $name) = split /_/;
+            if (!defined($maps_counters->{$key}->{$_}->{threshold}) || $maps_counters->{$key}->{$_}->{threshold} != 0) {
+                $options{options}->add_options(arguments => {
+                                                            'warning-' . $name . ':s'    => { name => 'warning-' . $name },
+                                                            'critical-' . $name . ':s'    => { name => 'critical-' . $name },
+                                               });
+            }
+            $maps_counters->{$key}->{$_}->{obj} = centreon::plugins::values->new(statefile => $self->{statefile_value},
+                                                      output => $self->{output}, perfdata => $self->{perfdata},
+                                                      label => $name);
+            $maps_counters->{$key}->{$_}->{obj}->set(%{$maps_counters->{$key}->{$_}->{set}});
+        }
+    }
+    
+    return $self;
+}
+
+sub check_options {
+    my ($self, %options) = @_;
+    $self->SUPER::init(%options);
+    
+    foreach my $key (('vlan')) {
+        foreach (keys %{$maps_counters->{$key}}) {
+            $maps_counters->{$key}->{$_}->{obj}->init(option_results => $self->{option_results});
+        }
+    }
+
+    if (defined($self->{option_results}->{no_component})) {
+        if ($self->{option_results}->{no_component} ne '') {
+            $self->{no_components} = $self->{option_results}->{no_component};
+        } else {
+            $self->{no_components} = 'critical';
+        }
+    }
+    
+    $self->{statefile_cache}->check_options(%options);
+    $self->{statefile_value}->check_options(%options);
+}
+
+sub run {
+    my ($self, %options) = @_;
+    $self->{snmp} = $options{snmp};
+    $self->{hostname} = $self->{snmp}->get_hostname();
+    $self->{snmp_port} = $self->{snmp}->get_port();
+
+    $self->manage_selection();
+    
+    my $multiple = 1;
+    if (scalar(keys %{$self->{vlan}}) == 1) {
+        $multiple = 0;
+    }
+    
+    if ($multiple == 1) {
+        $self->{output}->output_add(severity => 'OK',
+                                    short_msg => 'All VLAN usages are ok');
+    }
+    
+    foreach my $id (sort keys %{$self->{vlan}}) {
+        my ($short_msg, $short_msg_append, $long_msg, $long_msg_append) = ('', '', '', '');
+        my @exits = ();
+        foreach (sort keys %{$maps_counters->{vlan}}) {
+            my $obj = $maps_counters->{vlan}->{$_}->{obj};
+            $obj->set(instance => $id);
+        
+            my ($value_check) = $obj->execute(values => $self->{vlan}->{$id});
+
+            if ($value_check != 0) {
+                $long_msg .= $long_msg_append . $obj->output_error();
+                $long_msg_append = ', ';
+                next;
+            }
+            my $exit2 = $obj->threshold_check();
+            push @exits, $exit2;
+
+            my $output = $obj->output();
+            $long_msg .= $long_msg_append . $output;
+            $long_msg_append = ', ';
+            
+            if (!$self->{output}->is_status(litteral => 1, value => $exit2, compare => 'ok')) {
+                $short_msg .= $short_msg_append . $output;
+                $short_msg_append = ', ';
+            }
+            
+            $obj->perfdata(extra_instance => $multiple);
+        }
+
+        $self->{output}->output_add(long_msg => "VLAN '$self->{vlan}->{$id}->{display}' $long_msg");
+        my $exit = $self->{output}->get_most_critical(status => [ @exits ]);
+        if (!$self->{output}->is_status(litteral => 1, value => $exit, compare => 'ok')) {
+            $self->{output}->output_add(severity => $exit,
+                                        short_msg => "VLAN '$self->{vlan}->{$id}->{display}' $short_msg"
+                                        );
+        }
+        
+        if ($multiple == 0) {
+            $self->{output}->output_add(short_msg => "VLAN '$self->{vlan}->{$id}->{display}' $long_msg");
+        }
+    }
+     
+    $self->{output}->display();
+    $self->{output}->exit();
+}
+
+my $oid_extendVlanStaticName = '.1.3.6.1.4.1.5003.9.10.8.2';
+my $oid_extendPortVlanVlanIndex = '.1.3.6.1.4.1.637.61.1.31.2.12.1.1';
+my $oid_dot1dBasePortIfIndex = '.1.3.6.1.2.1.17.1.4.1.2';
+my $oid_ifDescr = '.1.3.6.1.2.1.2.2.1.2';
+my $oid_extendPortVlanCurrent1DayUpFwdByteCounter = '.1.3.6.1.4.1.637.61.1.31.9.3.1.5';
+my $oid_extendPortVlanCurrent1DayDnFwdByteCounter = '.1.3.6.1.4.1.637.61.1.31.9.3.1.7';
+
+sub reload_cache {
+    my ($self) = @_;
+    my $datas = {};
+    
+    my $result = $self->{snmp}->get_multiple_table(oids => [ 
+            { oid => $oid_extendVlanStaticName },
+            { oid => $oid_extendPortVlanVlanIndex },
+            { oid => $oid_dot1dBasePortIfIndex },
+            { oid => $oid_ifDescr },
+        ], nothing_quit => 1);
+    $result->{last_timestamp} = time();
+    
+    if (scalar(keys %{$result->{$oid_extendVlanStaticName}}) <= 0) {
+        $self->{output}->add_option_msg(short_msg => "Can't construct cache...");
+        $self->{output}->option_exit();
+    }
+    
+    $self->{statefile_cache}->write(data => $result);
+}
+
+sub manage_selection {
+    my ($self, %options) = @_;
+ 
+    # init cache file
+    my $has_cache_file = $self->{statefile_cache}->read(statefile => 'cache_snmpstandard_' . $self->{hostname}  . '_' . $self->{snmp_port} . '_' . $self->{mode});
+    if (defined($self->{option_results}->{show_cache})) {
+        $self->{output}->add_option_msg(long_msg => $self->{statefile_cache}->get_string_content());
+        $self->{output}->option_exit();
+    }
+
+    my $timestamp_cache = $self->{statefile_cache}->get(name => 'last_timestamp');    
+    if ($has_cache_file == 0 || 
+        !defined($timestamp_cache) || ((time() - $timestamp_cache) > (($self->{option_results}->{reload_cache_time}) * 60))) {
+        $self->reload_cache();
+        $self->{statefile_cache}->read();
+    }
+    
+    $self->{vlan} = {};
+    my $value = $self->{statefile_cache}->get(name => $oid_extendVlanStaticName);
+    my $port_vlan_result = $self->{statefile_cache}->get(name => $oid_extendPortVlanVlanIndex);
+    my $dot1base_result = $self->{statefile_cache}->get(name => $oid_dot1dBasePortIfIndex);
+    my $ifdescr_result = $self->{statefile_cache}->get(name => $oid_ifDescr);
+    foreach ($self->{snmp}->oid_lex_sort(keys %{$value})) {
+        /^$oid_extendVlanStaticName\.(.*)$/;
+        my $vlan_index = $1;
+        my $vlan_name = $value->{$_};
+        if (defined($self->{option_results}->{filter_vlan}) && $self->{option_results}->{filter_vlan} ne '' &&
+            $vlan_name !~ /$self->{option_results}->{filter_vlan}/) {
+            $self->{output}->output_add(long_msg => "Skipping  '" . $vlan_name . "': no matching filter.", debug => 1);
+            next;
+        }
+        # we look for the interface description
+        #extendPortVlanVlanIndex.(dot1dBasePort).(VlanIndex)        
+        foreach ($self->{snmp}->oid_lex_sort(keys %{$port_vlan_result})) {
+            next if ($_ !~ /^$oid_extendPortVlanVlanIndex\.(\d+)\.$vlan_index$/);
+            my $dot1dBasePort = $1;
+            next if (!defined($dot1base_result->{$oid_dot1dBasePortIfIndex . '.' . $dot1dBasePort}));
+            my $ifIndex = $dot1base_result->{$oid_dot1dBasePortIfIndex . '.' . $dot1dBasePort};
+            next if (!defined($ifdescr_result->{$oid_ifDescr . '.' . $ifIndex}));
+            
+            my $ifDescr = $ifdescr_result->{$oid_ifDescr . '.' . $ifIndex};
+            if (defined($self->{option_results}->{filter_interface}) && $self->{option_results}->{filter_interface} ne '' &&
+                $ifDescr !~ /$self->{option_results}->{filter_interface}/) {
+                $self->{output}->output_add(long_msg => "Skipping  '" . $ifDescr . "': no matching filter.", debug => 1);
+                next;
+            }
+            
+            $self->{snmp}->load(oids => [$oid_extendPortVlanCurrent1DayUpFwdByteCounter, $oid_extendPortVlanCurrent1DayDnFwdByteCounter],
+                                instances => $dot1dBasePort . '.' . $vlan_index);
+        }
+        
+        $self->{vlan}->{$vlan_index} = { display => $vlan_name, in => 0, out => 0 };
+    }
+    
+    $self->{results} = $self->{snmp}->get_leef();
+ 
+    foreach (keys %{$self->{results}}) {
+        next if ($_ !~ /^$oid_extendPortVlanCurrent1DayUpFwdByteCounter\.(\d+)\.(\+d)$/);
+        my $vlan_index = $2;
+        
+        my $in = unpack('b*', $self->{results}->{$oid_extendPortVlanCurrent1DayDnFwdByteCounter . '.' . $1 . '.' . $vlan_index});
+        my $out = unpack('b*', $self->{results}->{$_});
+
+        $self->{vlan}->{$vlan_index}->{in} += $in;
+        $self->{vlan}->{$vlan_index}->{in} += $out;
+    }
+    
+    use Data::Dumper;
+    print Data::Dumper::Dumper($self->{vlan});
+    exit(1);
+    
+    if (scalar(keys %{$self->{vlan}}) <= 0) {
+        $self->{output}->output_add(severity => defined($self->{no_components}) ? $self->{no_components} : 'unknown',
+                                    short_msg => 'No components are checked.');
+    }
+}
+
+1;
+
+__END__
+
+=head1 MODE
+
+Check traffic by VLAN.
+
+=over 8
+
+=item B<--filter-vlan>
+
+Filter by vlan name (regexp can be used).
+
+=item B<--filter-interface>
+
+Filter by interface description (regexp can be used).
+
+=item B<--warning-*>
+
+Threshold warning.
+Can be: 'cac-usage' (%), 'conference-usage' (%).
+
+=item B<--critical-*>
+
+Threshold critical.
+Can be: 'cac-usage' (%), 'conference-usage' (%).
+
+=item B<--no-component>
+
+Set the threshold where no components (Default: 'unknown' returns).
+
+=item B<--reload-cache-time>
+
+Time in minutes before reloading cache file (default: 180).
+
+=item B<--show-cache>
+
+Display cache datas.
+
+=back
+
+=cut
diff --git a/network/alcatel/isam/snmp/plugin.pm b/network/alcatel/isam/snmp/plugin.pm
new file mode 100644
index 000000000..cdfec546a
--- /dev/null
+++ b/network/alcatel/isam/snmp/plugin.pm
@@ -0,0 +1,48 @@
+#
+## Copyright 2015 Centreon (http://www.centreon.com/)
+##
+## Centreon is a full-fledged industry-strength solution that meets
+## the needs in IT infrastructure and application monitoring for
+## service performance.
+##
+## Licensed under the Apache License, Version 2.0 (the "License");
+## you may not use this file except in compliance with the License.
+## You may obtain a copy of the License at
+##
+##     http://www.apache.org/licenses/LICENSE-2.0
+##
+## Unless required by applicable law or agreed to in writing, software
+## distributed under the License is distributed on an "AS IS" BASIS,
+## WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+## See the License for the specific language governing permissions and
+## limitations under the License.
+##
+
+package network::alcatel::isam::snmp::plugin;
+
+use strict;
+use warnings;
+use base qw(centreon::plugins::script_snmp);
+
+sub new {
+    my ($class, %options) = @_;
+    my $self = $class->SUPER::new(package => __PACKAGE__, %options);
+    bless $self, $class;
+
+    $self->{version} = '1.0';
+    %{$self->{modes}} = (
+        'vlan-traffic'  => 'network::alcatel::isam::snmp::mode::vlantraffic',
+    );
+
+    return $self;
+}
+
+1;
+
+__END__
+
+=head1 PLUGIN DESCRIPTION
+
+Check Alcatel DSL ISAM Family (also ASAM) in SNMP.
+
+=cut