diff --git a/scripts/r2_setup.sh b/scripts/r2_setup.sh
new file mode 100755
index 0000000000000000000000000000000000000000..d8b2f9083c2b7eb2c362bed23d7e1ce85c431c54
--- /dev/null
+++ b/scripts/r2_setup.sh
@@ -0,0 +1,45 @@
+#!/usr/bin/env bash
+
+echo "======= R1: Creating ns2 namespace ======="
+ssh R1 ip netns add ns2
+
+echo "======= R1: Creating veth pair (for veth0 and veth1) and moving them to ns2 ======="
+ssh R1 ip link add default-veth1 type veth peer name ns2-veth1 netns ns2
+ssh R1 ip link add default-veth0 type veth peer name ns2-veth0 netns ns2
+
+echo "======= R1: Configuring IPs for ns-default veths ======"
+ssh R1 ip addr add 192.168.0.1/24 dev default-veth0
+ssh R1 ip addr add 192.168.1.1/24 dev default-veth1
+
+echo "======= R2: Configuring IPs for ns2 veths ======"
+ssh R1 ip netns exec ns2 ip addr add 192.168.0.2/24 dev ns2-veth0
+ssh R1 ip netns exec ns2 ip addr add 192.168.1.2/24 dev ns2-veth1
+
+echo "======= R1: Upping the veths ======"
+ssh R1 ip link set dev default-veth0 up
+ssh R1 ip link set dev default-veth1 up
+
+echo "======= R2: Upping the veths ======"
+ssh R1 ip netns exec ns2 ip link set dev ns2-veth0 up
+ssh R1 ip netns exec ns2 ip link set dev ns2-veth1 up
+
+# Effacement de la route par défaut obtenue par dhclient.
+echo "======= R1: Dropping default route ======"
+ssh R1 ip route delete default
+# Redirection des paquets via l'interface veth qui mène à R2.
+echo "======= R1: Adding default route via 192.168.1.2 ======"
+ssh R1 ip route add default via 192.168.1.2 dev default-veth1
+echo "======= R1: Implementing policy routing ======"
+# Utilisation du policy routing pour passer par eth0 si le trafic vient de R2.
+# 172.21.1.1 est la passerelle obtenue par DHCP sur le Nuage Internet.
+ssh R1 "echo 100 custom >> /etc/iproute2/rt_tables"
+ssh R1 ip rule add iif default-veth0 table custom
+ssh R1 ip route add default via 172.21.1.1 table custom
+
+echo "======= R2: Adding default route via 192.168.0.1 and route to 10.0.0.0/24 ======"
+ssh R1 ip netns exec ns2 ip r add default via 192.168.0.1 dev ns2-veth0
+ssh R1 ip netns exec ns2 ip r add 10.0.0.0/24 via 192.168.1.1 dev ns2-veth1
+
+echo "======= R2: Implementing NAT inside ns2 ======"
+scp ./r2_nat.ruleset root@R1:/root
+ssh R1 ip netns exec ns2 nft -f ./r2_nat.ruleset