diff --git a/hosts/host1_interfaces b/hosts/host1_interfaces
new file mode 100644
index 0000000..cf60f4d
--- /dev/null
+++ b/hosts/host1_interfaces
@@ -0,0 +1,17 @@
+auto lo
+iface lo inet loopback
+
+# Bond interface with LACP (802.3ad)
+auto bond0
+iface bond0 inet manual
+    bond-mode 4
+    bond-miimon 100
+    bond-lacp-rate 1
+    bond-slaves eth1 eth2
+
+# VLAN 40 on bond0
+auto bond0.40
+iface bond0.40 inet static
+    address 10.40.40.101
+    netmask 255.255.255.0
+    vlan-raw-device bond0