Thanks for using our Answers Forum! I would recommend restoring the port forwarding settings to your Asus router. Those settings will need to be in place for the Slingbox to work correctly. Also, if the Network Light is blinking on the Slingbox I would check out this link:
That is the troubleshooting that we would normally do if the network light is blinking or off.
Hope this helps,
The Slingbox Moderation Team