Move pages back into a "pages" folder

pages/linux/ip.md

@@ -0,0 +1,23 @@
+# ip
+
+> Show / manipulate routing, devices, policy routing and tunnels
+
+- List interfaces with detailed info
+
+`ip a`
+
+- Display the routing table
+
+`ip r`
+
+- Make an interface up/down 
+
+`ip link set {{interface}} up/down`
+
+- Add/Delete an ip address to an interface
+
+`ip addr add/del {{ip}}/{{mask}} dev {{interface}}`
+
+- Add an default route
+
+`ip route add default via {{ip}} dev {{interface}}`