Information about processes executing on a server together with network traffic and network state information such as ARP and routing tables is collected on each server in a network using a small piece of remote software running on the server. The ultrasound imaging module controls an ultrasound front end, and the wireless network module controls a radio-frequency front end. The method includes detecting whether the allocation is not page-aligned, wherein an allocation is page-aligned when its base address and size be evenly divisible by the applicable page-size. The benzilidine cyclohexanone, benzilidine cyclopentanone, and benzilidine acetone derivates were found to be novel compounds showing anti-bacterial, anti-oxidant, and anti-inflammatory activities that enable them to be used for drug. The polyimide compound is suitable for making curl-free flexible wiring boards.