diff --git a/sisr1/tp03-reseau-prive/srv-service/cartes_reseau/interfaces b/sisr1/tp03-reseau-prive/srv-service/cartes_reseau/interfaces
new file mode 100644
index 0000000..c78e4b7
--- /dev/null
+++ b/sisr1/tp03-reseau-prive/srv-service/cartes_reseau/interfaces
@@ -0,0 +1,19 @@
+# This file describes the network interfaces available on your system
+# and how to activate them. For more information, see interfaces(5).
+
+source /etc/network/interfaces.d/*
+
+# The loopback network interface
+auto lo
+iface lo inet loopback
+
+# The primary network interface
+#allow-hotplug enp0s3
+#iface enp0s3 inet dhcp
+
+#premiere interface - adr. statique
+auto enp0s3
+iface enp0s3 inet static
+	address 172.16.0.1/24 
+	gateway 172.16.0.254
+