-# You can also run some other programs *after* device has been brought up or down.
-# Just create functions run_up() and run_down().
+# You can also run commands before/after a device has been brought up or down.
+# Just create functions run_up/run_pre_up/run_down/run_pre_down.
+run_pre_up()
+{
+ echo "This will be executed before device is brought up!"
+}
+