diff --git a/network/cisco/ssms/restapi/custom/api.pm b/network/cisco/ssms/restapi/custom/api.pm
index eb44615a2..9c21489c0 100644
--- a/network/cisco/ssms/restapi/custom/api.pm
+++ b/network/cisco/ssms/restapi/custom/api.pm
@@ -215,19 +215,14 @@ sub request_api {
     return $decoded;
 }
 
-sub get_licenses {
+sub get_alerts {
     my ($self, %options) = @_;
 
-    #my $plop = do {
-    #    local $/ = undef;
-    #    if (!open my $fh, "<", '/tmp/licenses.pretty') {
-    #        $self->{output}->add_option_msg(short_msg => "Could not open file $self->{option_results}->{$_} : $!");
-    #        $self->{output}->option_exit();
-    #    }
-    #    <$fh>;
-    #};
-    #$plop = JSON::XS->new->utf8->decode($plop);
-    #return $plop;
+    return $self->request_api(endpoint => '/api/v1/accounts/' . $options{account} . '/alerts');
+}
+
+sub get_licenses {
+    my ($self, %options) = @_;
 
     return $self->request_api(endpoint => '/api/v1/accounts/' . $options{account} . '/licenses');
 }
diff --git a/network/cisco/ssms/restapi/mode/alerts.pm b/network/cisco/ssms/restapi/mode/alerts.pm
new file mode 100644
index 000000000..f8083ef08
--- /dev/null
+++ b/network/cisco/ssms/restapi/mode/alerts.pm
@@ -0,0 +1,196 @@
+#
+# Copyright 2020 Centreon (http://www.centreon.com/)
+#
+# Centreon is a full-fledged industry-strength solution that meets
+# the needs in IT infrastructure and application monitoring for
+# service performance.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+package network::cisco::ssms::restapi::mode::alerts;
+
+use base qw(centreon::plugins::templates::counter);
+
+use strict;
+use warnings;
+use centreon::plugins::templates::catalog_functions qw(catalog_status_threshold);
+
+sub custom_alert_output {
+    my ($self, %options) = @_;
+
+    return sprintf(
+        '[message type: %s] [severity: %s] [source: %s]',
+        $self->{result_values}->{message_type},
+        $self->{result_values}->{severity},
+        $self->{result_values}->{source} ne '' ? $self->{result_values}->{source} : '-'
+    );
+}
+
+sub account_long_output {
+    my ($self, %options) = @_;
+
+    return "checking account '" . $options{instance_value}->{display} . "'";
+}
+
+sub prefix_account_output {
+    my ($self, %options) = @_;
+
+    return "account '" . $options{instance_value}->{display} . "' ";
+}
+
+sub prefix_alerts_global_output {
+    my ($self, %options) = @_;
+
+    return 'alerts ';
+}
+
+sub set_counters {
+    my ($self, %options) = @_;
+
+    $self->{maps_counters_type} = [
+        { name => 'accounts', type => 3, cb_prefix_output => 'prefix_account_output', cb_long_output => 'account_long_output', indent_long_output => '    ', message_multiple => 'All accounts are ok',
+            group => [
+                { name => 'alerts_global', type => 0, cb_prefix_output => 'prefix_alerts_global_output' },
+                { name => 'alerts', type => 1, display_short => 0 }
+            ]
+        }
+    ];
+
+    $self->{maps_counters}->{alerts_global} = [
+        { label => 'alerts-minor', nlabel => 'account.alerts.minor.count', set => {
+                key_values => [ { name => 'minor' } ],
+                output_template => 'minor: %s',
+                perfdatas => [
+                    { template => '%d', min => 0, label_extra_instance => 1 }
+                ]
+            }
+        },
+        { label => 'alerts-major', nlabel => 'account.alerts.major.count', set => {
+                key_values => [ { name => 'major' } ],
+                output_template => 'major: %s',
+                perfdatas => [
+                    { template => '%d', min => 0, label_extra_instance => 1 }
+                ]
+            }
+        }
+    ];
+
+    $self->{maps_counters}->{alerts} = [
+        { label => 'alert-status', threshold => 0, set => {
+                key_values => [ { name => 'severity' }, { name => 'message_type' }, { name => 'source' } ],
+                closure_custom_output => $self->can('custom_alert_output'),
+                closure_custom_perfdata => sub { return 0; },
+                closure_custom_threshold_check => sub { return 'ok'; }
+            }
+        }
+    ];
+}
+
+sub new {
+    my ($class, %options) = @_;
+    my $self = $class->SUPER::new(package => __PACKAGE__, %options, force_new_perfdata => 1);
+    bless $self, $class;
+    
+    $options{options}->add_options(arguments => { 
+        'account:s@'            => { name => 'account' },
+        'filter-message-type:s' => { name => 'filter_message_type' },
+        'display-alerts'        => { name => 'display_alerts' }
+    });
+    
+    return $self;
+}
+
+sub check_options {
+    my ($self, %options) = @_;
+    $self->SUPER::check_options(%options);
+
+    $self->{account_names} = [];
+    if (defined($self->{option_results}->{account})) {
+        foreach my $account (@{$self->{option_results}->{account}}) {
+            push @{$self->{account_names}}, $account if ($account ne '');
+        }
+    }
+    if (scalar(@{$self->{account_names}}) <= 0) {
+        $self->{output}->add_option_msg(short_msg => 'need to specify --account option.');
+        $self->{output}->option_exit();
+    }
+}
+
+sub manage_selection {
+    my ($self, %options) = @_;
+
+    $self->{accounts} = {};
+    foreach my $account (@{$self->{account_names}}) {
+        my $results = $options{custom}->get_alerts(
+            account => $account
+        );
+
+        next if (!defined($results->{alerts}));
+
+        $self->{accounts}->{$account} = {
+            display => $account,
+            alerts_global => { minor => 0, major => 0 },
+            alerts => {}
+        };
+        my $i = 0;
+        foreach (@{$results->{alerts}}) {
+            next if (defined($self->{option_results}->{filter_message_type}) && $self->{option_results}->{filter_message_type} ne '' &&
+                $_->{messageType} !~ /$self->{option_results}->{filter_message_type}/);
+
+            $self->{accounts}->{$account}->{alerts_global}->{ lc($_->{severity}) }++;
+
+            next if (!defined($self->{option_results}->{display_alerts}));
+
+            $self->{accounts}->{$account}->{alerts}->{$i} = {
+                message_type => $_->{messageType},
+                severity => lc($_->{severity}),
+                source => $_->{source}
+            };
+
+            $i++;
+        }
+    }
+}
+
+1;
+
+__END__
+
+=head1 MODE
+
+Check alerts.
+
+=over 8
+
+=item B<--filter-counters>
+
+Only display some counters (regexp can be used).
+Example: --filter-counters='minor'
+
+=item B<--account>
+
+Check account name (Required. Multiple option).
+
+=item B<--filter-message-type>
+
+Filter alerts by message type (can be a regexp).
+
+=item B<--warning-*> B<--critical-*>
+
+Thresholds.
+Can be: 'usage' (B), 'usage-free' (B), 'usage-prct' (%).
+
+=back
+
+=cut
diff --git a/network/cisco/ssms/restapi/mode/licenses.pm b/network/cisco/ssms/restapi/mode/licenses.pm
index 1cea04425..2053232ca 100644
--- a/network/cisco/ssms/restapi/mode/licenses.pm
+++ b/network/cisco/ssms/restapi/mode/licenses.pm
@@ -72,7 +72,7 @@ sub set_counters {
     $self->{maps_counters_type} = [
         { name => 'accounts', type => 3, cb_prefix_output => 'prefix_account_output', cb_long_output => 'account_long_output', indent_long_output => '    ', message_multiple => 'All accounts are ok',
             group => [
-                { name => 'licenses', display_long => 1, cb_prefix_output => 'prefix_license_output',  message_multiple => 'licenses are ok', type => 1, skipped_code => { -10 => 1 } }
+                { name => 'licenses', display_long => 1, cb_prefix_output => 'prefix_license_output', message_multiple => 'licenses are ok', type => 1, skipped_code => { -10 => 1 } }
             ]
         }
     ];
diff --git a/network/cisco/ssms/restapi/plugin.pm b/network/cisco/ssms/restapi/plugin.pm
index 373484aaf..608e2371b 100644
--- a/network/cisco/ssms/restapi/plugin.pm
+++ b/network/cisco/ssms/restapi/plugin.pm
@@ -31,6 +31,7 @@ sub new {
 
     $self->{version} = '0.1';
     $self->{modes} = {
+        'alerts'   => 'network::cisco::ssms::restapi::mode::alerts',
         'licenses' => 'network::cisco::ssms::restapi::mode::licenses'
     };