diff --git a/Sio2/CYBER/10-Nagios/commands.cfg b/Sio2/CYBER/10-Nagios/commands.cfg
new file mode 100644
index 0000000..2a16bc1
--- /dev/null
+++ b/Sio2/CYBER/10-Nagios/commands.cfg
@@ -0,0 +1,308 @@
+###############################################################################
+# COMMANDS.CFG - SAMPLE COMMAND DEFINITIONS FOR NAGIOS 4.4.6
+#
+#
+# NOTES: This config file provides you with some example command definitions
+#        that you can reference in host, service, and contact definitions.
+#
+#        You don't need to keep commands in a separate file from your other
+#        object definitions.  This has been done just to make things easier to
+#        understand.
+#
+###############################################################################
+
+
+
+################################################################################
+#
+# SAMPLE NOTIFICATION COMMANDS
+#
+# These are some example notification commands.  They may or may not work on
+# your system without modification.  As an example, some systems will require
+# you to use "/usr/bin/mailx" instead of "/usr/bin/mail" in the commands below.
+#
+################################################################################
+
+define command {
+
+    command_name    notify-host-by-email
+    command_line    /usr/bin/printf "%b" "***** Nagios *****\n\nNotification Type: $NOTIFICATIONTYPE$\nHost: $HOSTNAME$\nState: $HOSTSTATE$\nAddress: $HOSTADDRESS$\nInfo: $HOSTOUTPUT$\n\nDate/Time: $LONGDATETIME$\n" | /usr/bin/mail -s "** $NOTIFICATIONTYPE$ Host Alert: $HOSTNAME$ is $HOSTSTATE$ **" $CONTACTEMAIL$
+}
+
+
+
+define command {
+
+    command_name    notify-service-by-email
+    command_line    /usr/bin/printf "%b" "***** Nagios *****\n\nNotification Type: $NOTIFICATIONTYPE$\n\nService: $SERVICEDESC$\nHost: $HOSTALIAS$\nAddress: $HOSTADDRESS$\nState: $SERVICESTATE$\n\nDate/Time: $LONGDATETIME$\n\nAdditional Info:\n\n$SERVICEOUTPUT$\n" | /usr/bin/mail -s "** $NOTIFICATIONTYPE$ Service Alert: $HOSTALIAS$/$SERVICEDESC$ is $SERVICESTATE$ **" $CONTACTEMAIL$
+}
+
+
+
+################################################################################
+#
+# SAMPLE HOST CHECK COMMANDS
+#
+################################################################################
+
+# Removed in Debian because it conflicts with the command of the same name
+# defined in ping.cfg, which is part of monitoring-plugins-basic.
+#
+## This command checks to see if a host is "alive" by pinging it
+## The check must result in a 100% packet loss or 5 second (5000ms) round trip
+## average time to produce a critical error.
+## Note: Five ICMP echo packets are sent (determined by the '-p 5' argument)
+#
+#define command {
+#
+#    command_name    check-host-alive
+#    command_line    $USER1$/check_ping -H $HOSTADDRESS$ -w 3000.0,80% -c 5000.0,100% -p 5
+#}
+
+
+
+################################################################################
+#
+# SAMPLE SERVICE CHECK COMMANDS
+#
+# These are some example service check commands.  They may or may not work on
+# your system, as they must be modified for your plugins.  See the HTML
+# documentation on the plugins for examples of how to configure command definitions.
+#
+# NOTE:  The following 'check_local_...' functions are designed to monitor
+#        various metrics on the host that Nagios is running on (i.e. this one).
+################################################################################
+
+define command {
+
+    command_name    check_local_disk
+    command_line    $USER1$/check_disk -w $ARG1$ -c $ARG2$ -p $ARG3$
+}
+
+
+
+define command {
+
+    command_name    check_local_load
+    command_line    $USER1$/check_load -w $ARG1$ -c $ARG2$
+}
+
+
+
+define command {
+
+    command_name    check_local_procs
+    command_line    $USER1$/check_procs -w $ARG1$ -c $ARG2$ -s $ARG3$
+}
+
+
+
+define command {
+
+    command_name    check_local_users
+    command_line    $USER1$/check_users -w $ARG1$ -c $ARG2$
+}
+
+
+
+define command {
+
+    command_name    check_local_swap
+    command_line    $USER1$/check_swap -w $ARG1$ -c $ARG2$
+}
+
+
+
+define command {
+
+    command_name    check_local_mrtgtraf
+    command_line    $USER1$/check_mrtgtraf -F $ARG1$ -a $ARG2$ -w $ARG3$ -c $ARG4$ -e $ARG5$
+}
+
+
+
+################################################################################
+# NOTE:  The following 'check_...' commands are used to monitor services on
+#        both local and remote hosts.
+################################################################################
+
+# Removed in Debian because it conflicts with the command of the same of
+# defined in ftp.cfg, which is part of monitoring-plugins-basic.
+#
+#define command {
+#
+#    command_name    check_ftp
+#    command_line    $USER1$/check_ftp -H $HOSTADDRESS$ $ARG1$
+#}
+
+
+
+# Removed in Debian because it conflicts with the command of the same of
+# defined in hppjd.cfg, which is part of monitoring-plugins-standard.
+#
+#define command {
+#
+#    command_name    check_hpjd
+#    command_line    $USER1$/check_hpjd -H $HOSTADDRESS$ $ARG1$
+#}
+
+
+
+define command {
+
+    command_name    check_snmp
+    command_line    $USER1$/check_snmp -H $HOSTADDRESS$ $ARG1$
+}
+
+
+
+# Removed in Debian because it conflicts with the command of the same of
+# defined in http.cfg, which is part of monitoring-plugins-basic.
+#
+#define command {
+#
+#    command_name    check_http
+#    command_line    $USER1$/check_http -I $HOSTADDRESS$ $ARG1$
+#}
+
+
+
+# Removed in Debian because it conflicts with the command of the same of
+# defined in ssh.cfg, which is part of monitoring-plugins-basic.
+#
+#define command {
+#
+#    command_name    check_ssh
+#    command_line    $USER1$/check_ssh $ARG1$ $HOSTADDRESS$
+#}
+
+
+
+# Removed in Debian because it conflicts with the command of the same of
+# defined in dhcp.cfg, which is part of monitoring-plugins-basic.
+#
+#define command {
+#
+#    command_name    check_dhcp
+#    command_line    $USER1$/check_dhcp $ARG1$
+#}
+
+
+
+# Removed in Debian because it conflicts with the command of the same of
+# defined in ping.cfg, which is part of monitoring-plugins-basic.
+#
+#define command {
+#
+#    command_name    check_ping
+#    command_line    $USER1$/check_ping -H $HOSTADDRESS$ -w $ARG1$ -c $ARG2$ -p 5
+#}
+
+
+
+# Removed in Debian because it conflicts with the command of the same of
+# defined in mail.cfg, which is part of monitoring-plugins-basic.
+#
+#define command {
+#
+#    command_name    check_pop
+#    command_line    $USER1$/check_pop -H $HOSTADDRESS$ $ARG1$
+#}
+
+
+
+# Removed in Debian because it conflicts with the command of the same of
+# defined in mail.cfg, which is part of monitoring-plugins-basic.
+#
+#define command {
+#
+#    command_name    check_imap
+#    command_line    $USER1$/check_imap -H $HOSTADDRESS$ $ARG1$
+#}
+
+
+
+# Removed in Debian because it conflicts with the command of the same of
+# defined in mail.cfg, which is part of monitoring-plugins-basic.
+#
+#define command {
+#
+#    command_name    check_smtp
+#    command_line    $USER1$/check_smtp -H $HOSTADDRESS$ $ARG1$
+#}
+
+
+
+# Removed in Debian because it conflicts with the command of the same of
+# defined in tcp_ucp.cfg, which is part of monitoring-plugins-basic.
+#
+#define command {
+#
+#    command_name    check_tcp
+#    command_line    $USER1$/check_tcp -H $HOSTADDRESS$ -p $ARG1$ $ARG2$
+#}
+
+
+
+# Removed in Debian because it conflicts with the command of the same of
+# defined in tcp_ucp.cfg, which is part of monitoring-plugins-basic.
+#
+#define command {
+#
+#    command_name    check_udp
+#    command_line    $USER1$/check_udp -H $HOSTADDRESS$ -p $ARG1$ $ARG2$
+#}
+
+
+
+# Removed in Debian because it conflicts with the command of the same of
+# defined in nt.cfg, which is part of monitoring-plugins-standard.
+#
+#define command {
+#
+#    command_name    check_nt
+#    command_line    $USER1$/check_nt -H $HOSTADDRESS$ -p 12489 -v $ARG1$ $ARG2$
+#}
+
+
+
+################################################################################
+#
+# SAMPLE PERFORMANCE DATA COMMANDS
+#
+# These are sample performance data commands that can be used to send performance
+# data output to two text files (one for hosts, another for services).  If you
+# plan on simply writing performance data out to a file, consider using the
+# host_perfdata_file and service_perfdata_file options in the main config file.
+#
+################################################################################
+
+define command {
+
+    command_name    process-host-perfdata
+    command_line    /usr/bin/printf "%b" "$LASTHOSTCHECK$\t$HOSTNAME$\t$HOSTSTATE$\t$HOSTATTEMPT$\t$HOSTSTATETYPE$\t$HOSTEXECUTIONTIME$\t$HOSTOUTPUT$\t$HOSTPERFDATA$\n" >> /var/lib/nagios4/host-perfdata.out
+}
+
+
+
+define command {
+
+    command_name    process-service-perfdata
+    command_line    /usr/bin/printf "%b" "$LASTSERVICECHECK$\t$HOSTNAME$\t$SERVICEDESC$\t$SERVICESTATE$\t$SERVICEATTEMPT$\t$SERVICESTATETYPE$\t$SERVICEEXECUTIONTIME$\t$SERVICELATENCY$\t$SERVICEOUTPUT$\t$SERVICEPERFDATA$\n" >> /var/lib/nagios4/service-perfdata.out
+}
+
+
+define command {
+	command_name check_lin_load
+	command_line $USER1$/check_snmp_load.pl -H $HOSTADDRESS$ -C $ARG1$ $ARG2$ -T $ARG3$ -w $ARG4$ -c $ARG5$
+}
+
+define command {
+	command_name check_lin_mem
+	command_line $USER1$/check_snmp_mem.pl -H $HOSTADDRESS$ -C $ARG1$ $ARG2$ -w $ARG3$ -c $ARG4$
+}
+
+define command {
+        command_name check_dns_ext
+        command_line $USER1$/check_dns -H 9.9.9.9 -s 10.121.38.7
+}
diff --git a/Sio2/CYBER/10-Nagios/contacts.cfg b/Sio2/CYBER/10-Nagios/contacts.cfg
new file mode 100644
index 0000000..d9c0969
--- /dev/null
+++ b/Sio2/CYBER/10-Nagios/contacts.cfg
@@ -0,0 +1,59 @@
+###############################################################################
+# CONTACTS.CFG - SAMPLE CONTACT/CONTACTGROUP DEFINITIONS
+#
+#
+# NOTES: This config file provides you with some example contact and contact
+#        group definitions that you can reference in host and service
+#        definitions.
+#
+#        You don't need to keep these definitions in a separate file from your
+#        other object definitions.  This has been done just to make things
+#        easier to understand.
+#
+###############################################################################
+
+
+
+###############################################################################
+#
+# CONTACTS
+#
+###############################################################################
+
+# Just one contact defined by default - the Nagios admin (that's you)
+# This contact definition inherits a lot of default values from the
+# 'generic-contact' template which is defined elsewhere.
+
+define contact {
+
+    contact_name            nagiosadmin             ; Short name of user
+    use                     generic-contact         ; Inherit default values from generic-contact template (defined above)
+    alias                   Nagios Admin            ; Full name of user
+    email                   nagios@localhost ; <<***** CHANGE THIS TO YOUR EMAIL ADDRESS ******
+}
+
+define contact {
+
+    contact_name            louis             ; Short name of user
+    use                     generic-contact         ; Inherit default values from generic-contact templa>
+    alias                   louis depres            ; Full name of user
+    email                   louis.dprs@gmail.com ; <<***** CHANGE THIS TO YOUR EMAIL ADDRESS ******
+}
+
+
+
+###############################################################################
+#
+# CONTACT GROUPS
+#
+###############################################################################
+
+# We only have one contact in this simple configuration file, so there is
+# no need to create more than one contact group.
+
+define contactgroup {
+
+    contactgroup_name       admins
+    alias                   Nagios Administrators
+    members                 nagiosadmin, louis
+}
diff --git a/Sio2/CYBER/10-Nagios/main.cf b/Sio2/CYBER/10-Nagios/main.cf
new file mode 100644
index 0000000..3d4e119
--- /dev/null
+++ b/Sio2/CYBER/10-Nagios/main.cf
@@ -0,0 +1,60 @@
+# See /usr/share/postfix/main.cf.dist for a commented, more complete version
+
+
+# Debian specific:  Specifying a file name will cause the first
+# line of that file to be used as the name.  The Debian default
+# is /etc/mailname.
+#myorigin = /etc/mailname
+
+smtpd_banner = $myhostname ESMTP $mail_name (Debian/GNU)
+biff = no
+
+# appending .domain is the MUA's job.
+append_dot_mydomain = no
+
+# Uncomment the next line to generate "delayed mail" warnings
+#delay_warning_time = 4h
+
+readme_directory = no
+
+# See http://www.postfix.org/COMPATIBILITY_README.html -- default to 2 on
+# fresh installs.
+compatibility_level = 2
+
+
+
+# TLS parameters
+smtpd_tls_cert_file=/etc/ssl/certs/ssl-cert-snakeoil.pem
+smtpd_tls_key_file=/etc/ssl/private/ssl-cert-snakeoil.key
+#smtpd_tls_security_level=may
+
+smtp_tls_CApath=/etc/ssl/certs
+#smtp_tls_security_level=may
+smtp_tls_session_cache_database = btree:${data_directory}/smtp_scache
+
+
+smtpd_relay_restrictions = permit_mynetworks permit_sasl_authenticated defer_unauth_destination
+myhostname = nagios.sio.lan
+alias_maps = hash:/etc/aliases
+alias_database = hash:/etc/aliases
+mydestination = bullseye, nagios.sio.lan, nagios, localhost.localdomain, localhost
+relayhost = [smtp.gmail.com]:587 
+mynetworks = 127.0.0.0/8 [::ffff:127.0.0.0]/104 [::1]/128 192.168.0.40/24
+mailbox_size_limit = 0
+recipient_delimiter = +
+inet_interfaces = all
+default_transport = smtp
+relay_transport = smtp
+inet_protocols = ipv4
+
+# Enable SASL authentication
+smtp_sasl_auth_enable = yes
+# Disallow methods that allow anonymous authentication
+smtp_sasl_security_options = noanonymous
+# Location of sasl_passwd
+smtp_sasl_password_maps = hash:/etc/postfix/sasl/sasl_passwd
+# Enable STARTTLS encryption
+smtp_tls_security_level = encrypt
+# Location of CA certificates
+smtp_tls_CAfile = /etc/ssl/certs/ca-certificates.crt
+
diff --git a/Sio2/CYBER/10-Nagios/ns.cfg b/Sio2/CYBER/10-Nagios/ns.cfg
new file mode 100644
index 0000000..c94fb10
--- /dev/null
+++ b/Sio2/CYBER/10-Nagios/ns.cfg
@@ -0,0 +1,55 @@
+###############################################################################
+# LOCALHOST.CFG - SAMPLE OBJECT CONFIG FILE FOR MONITORING THIS MACHINE
+#
+#
+# NOTE: This config file is intended to serve as an *extremely* simple
+#       example of how you can create configuration entries to monitor
+#       the local (Linux) machine.
+#
+###############################################################################
+
+
+
+###############################################################################
+#
+# HOST DEFINITION
+#
+###############################################################################
+
+# Define a host for the local machine
+
+define host {
+
+    use                     linux-server            ; Name of host template to use
+                                                    ; This host definition will inherit all variables that are defined
+                                                    ; in (or inherited by) the linux-server host template definition.
+    host_name               ns
+    alias                   ns
+    address                 10.121.38.7
+    parents                 gwsio5
+}
+
+
+define service {
+
+    use                     generic-service   ;Use generic-service template
+    hostgroup_name          linux-servers     ; S'applique au groupe en question
+    service_description     chk-lin-load ; Nom du service
+    check_command           check_lin_load!public!--v2c!netsl!3,2,2!3,2,2 ; Command
+}
+
+define service {
+
+    use                     generic-service   ;Use generic-service template
+    hostgroup_name          linux-servers     ; S'applique au groupe en question
+    service_description     chk-lin-mem ; Nom du service
+    check_command           check_lin_mem!public!--v2c!70%,80%!90%,95% ; Command
+}
+
+
+define service{
+        use                             generic-service
+        hostgroup_name                  linux-servers
+        service_description             chk-dns-ext
+        check_command                   check_dns_ext
+        }
diff --git a/Sio2/CYBER/10-Nagios/sasl_passwd b/Sio2/CYBER/10-Nagios/sasl_passwd
new file mode 100644
index 0000000..af5f127
--- /dev/null
+++ b/Sio2/CYBER/10-Nagios/sasl_passwd
@@ -0,0 +1 @@
+[smtp.gmail.com]:587    l.depres15@gmail.com:uhteajxfcpvapjey