diff --git a/Networks/Main.pkt b/Networks/Main.pkt
index 862938b..29e45af 100644
--- a/Networks/Main.pkt
+++ b/Networks/Main.pkt
@@ -1,3 +1,3 @@
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-size 309541
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+size 202212
diff --git a/Tutorials/M5 Lab 3 - VLAN Routing/README.md b/Tutorials/M5 Lab 3 - VLAN Routing/README.md
new file mode 100644
index 0000000..2f9b9f9
--- /dev/null
+++ b/Tutorials/M5 Lab 3 - VLAN Routing/README.md	
@@ -0,0 +1,32 @@
+# Lab 03 - VLAN Routing
+> ***Objectives:***  
+> - Use Lab 02 setup
+> - Add the routers `R1` and `R2`
+> - Create a subinterface FE0/0.10 for VLAN10
+
+## Router Configuration
+For each router, configure this replacing `{x}` with the router number:
+
+```sh
+enable
+configure terminal
+hostname R{x}
+
+interface fastEthernet 0/0
+no shutdown
+
+interface fastEthernet 0/0.10
+ip address 10.10.0.{x} 255.255.0.0
+encapsulation dot1q 10
+no shutdown
+
+interface fastEthernet 0/0.20
+ip address 10.20.0.{x} 255.255.0.0
+encapsulation dot1q 20
+no shutdown
+
+exit
+exit
+disable
+exit
+```