diff --git a/scripts/setup_network.sh b/scripts/setup_network.sh
index 4cb37be..75b6a79 100755
--- a/scripts/setup_network.sh
+++ b/scripts/setup_network.sh
@@ -6,33 +6,51 @@
 
 set -ex
 
+# Create veth pairs
 ip l add p0 type veth peer p1
 ip l add p2 type veth peer p3
 ip l add p4 type veth peer p5
+ip l add p6 type veth peer p7
 
+# Create bridge
 ip l add mycelium-br type bridge
 
+# Add 1 part of every veth pair in the bridge
 ip l set p1 master mycelium-br
 ip l set p3 master mycelium-br
 ip l set p5 master mycelium-br
+ip l set p7 master mycelium-br
 
+# Add network namespaces
 ip netns add net1
 ip netns add net2
+ip netns add net3
 
+# Enable loopback devices in network namespaces
 ip -n net1 l set lo up
 ip -n net2 l set lo up
+ip -n net3 l set lo up
 
+# Add 1 veth end to every network namespace
 ip l set p2 netns net1
 ip l set p4 netns net2
+ip l set p6 netns net3
 
+# Set underlay IP addresses on the veth parts which are not in the bridge 
 ip a add 10.0.2.1/24 dev p0 
 ip -n net1 a add 10.0.2.2/24 dev p2
 ip -n net2 a add 10.0.2.3/24 dev p4
+ip -n net2 a add 10.0.2.4/24 dev p4
 
+# Set all veth interface to up
 ip l set p0 up
 ip l set p1 up
 ip -n net1 l set p2 up
 ip l set p3 up
 ip -n net2 l set p4 up
 ip l set p5 up
+ip -n net3 l set p6 up
+ip l set p7 up
+
+# Set bridge as up
 ip l set mycelium-br up