Add tutorial 1

Tutorial 1/README.md

@@ -0,0 +1,28 @@
+# Tutorial 1
+## Physical Setup
+
+<!--- Insert picture here -->
+
+## Configuration Commands
+```sh
+# Enter configuration
+enable
+configure terminal
+
+# Assign ip addresses
+interface gi0/0
+ip address 10.3.44.113 255.255.255.0
+
+interface gi0/1
+ip address 192.168.1.1 255.255.255.0
+
+# Enable network address translation
+# ip nat pool <name> <start-ip> <end-ip> { netmask <netmask> | prefix-length <prefix-length> } [ type { rotary } ]
+ip nat pool okayletsgo 10.3.44.113 10.3.44.113 netmask 255.255.255.0
+
+# access-list acln {deny|permit} {host|source source-wildcard|any}
+access-list 24 permit 192.168.1.0 255.255.255.0
+
+# ip nat inside source { list <acln> pool <name> [overload] | static <local-ip><global-ip> }
+ip nat inside source list 24 pool okayletsgo overload
+```