diff --git a/GRE/PCA_ens3 b/GRE/PCA_ens3
new file mode 100644
index 0000000..64ad590
--- /dev/null
+++ b/GRE/PCA_ens3
@@ -0,0 +1,3 @@
+sudo ip link set dev ens3 up
+sudo ip address add 172.16.1.3/24 dev ens3
+sudo ip route add default via 172.16.1.1
\ No newline at end of file