OS: 64-bit Ubuntu 14.04

02:00.0 Network controller: Realtek Semiconductor Co., Ltd. RTL8723BE PCIe Wireless Network Adapter
    Subsystem: Lenovo Device b736
    Flags: bus master, fast devsel, latency 0, IRQ 19
    I/O ports at 3000 [size=256]
    Memory at c0400000 (64-bit, non-prefetchable) [size=16K]
    Capabilities: <access denied>
    Kernel driver in use: rtl8723be