Make sure it's bound to "0.0.0.0" as the address. If you used the install script, that's what it should be and you should be able to connect from another computer. If not, it may be an issue with your local network.
The option to disable LED's completely should work, when do you see them flash and is there any particular colour? Sometimes if the device loses power or resets, the initial power spike could light the LED's very quickly sometimes.