# lspci -k
00:00.0 Host bridge: Intel Corporation 2nd Generation Core Processor Family DRAM Controller (rev 09)
        Subsystem: Lenovo Device 3975
        Kernel driver in use: agpgart-intel
00:02.0 VGA compatible controller: Intel Corporation 2nd Generation Core Processor Family Integrated Graphics Controller (rev 09)
        Subsystem: Lenovo Device 397d
        Kernel driver in use: i915
00:16.0 Communication controller: Intel Corporation 6 Series/C200 Series Chipset Family MEI Controller #1 (rev 04)
        Subsystem: Lenovo Device 3975
00:1a.0 USB controller: Intel Corporation 6 Series/C200 Series Chipset Family USB Enhanced Host Controller #2 (rev 05)
        Subsystem: Lenovo Device 3975
        Kernel driver in use: ehci_hcd
00:1b.0 Audio device: Intel Corporation 6 Series/C200 Series Chipset Family High Definition Audio Controller (rev 05)
        Subsystem: Lenovo Device 3975
        Kernel driver in use: snd_hda_intel
00:1c.0 PCI bridge: Intel Corporation 6 Series/C200 Series Chipset Family PCI Express Root Port 1 (rev b5)
        Kernel driver in use: pcieport
00:1c.1 PCI bridge: Intel Corporation 6 Series/C200 Series Chipset Family PCI Express Root Port 2 (rev b5)
        Kernel driver in use: pcieport
00:1c.3 PCI bridge: Intel Corporation 6 Series/C200 Series Chipset Family PCI Express Root Port 4 (rev b5)
        Kernel driver in use: pcieport
00:1d.0 USB controller: Intel Corporation 6 Series/C200 Series Chipset Family USB Enhanced Host Controller #1 (rev 05)
        Subsystem: Lenovo Device 3975
        Kernel driver in use: ehci_hcd
00:1f.0 ISA bridge: Intel Corporation HM65 Express Chipset Family LPC Controller (rev 05)
        Subsystem: Lenovo Device 3975
00:1f.2 SATA controller: Intel Corporation 6 Series/C200 Series Chipset Family 6 port SATA AHCI Controller (rev 05)
        Subsystem: Lenovo Device 3975
        Kernel driver in use: ahci
00:1f.3 SMBus: Intel Corporation 6 Series/C200 Series Chipset Family SMBus Controller (rev 05)
        Subsystem: Lenovo Device 3975
02:00.0 Network controller: Broadcom Corporation BCM4313 802.11b/g/n Wireless LAN Controller (rev 01)
        Subsystem: Broadcom Corporation Device 051b
        Kernel driver in use: brcmsmac
03:00.0 Ethernet controller: Realtek Semiconductor Co., Ltd. RTL8111/8168B PCI Express Gigabit Ethernet controller (rev 06)
        Subsystem: Lenovo Device 3975
        Kernel driver in use: r8169
#

# iwlist wlan0 scan | grep ESSID
                    ESSID:"boo"
                    ESSID:"kobin"
                    ESSID:"masonik"
                    ESSID:"kb"
                    ESSID:"123"
                    ESSID:"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
#

# uname -a
Linux moshell 3.2.0-1-amd64 #1 SMP Sun Feb 5 15:17:15 UTC 2012 x86_64 GNU/Linux
# uname

# lspci -vnn | grep 14e4
02:00.0 Network controller [0280]: Broadcom Corporation BCM4313 802.11b/g/n Wireless LAN Controller [14e4:4727] (rev 01)
        Subsystem: Broadcom Corporation Device [14e4:051b]
#

# ifconfig -a
eth0      Link encap:Ethernet  HWaddr f0:de:f1:51:27:8e 
          inet addr:192.168.0.5  Bcast:192.168.0.255  Mask:255.255.255.0
          inet6 addr: fe80::f2de:f1ff:fe51:278e/64 Scope:Link
          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
          RX packets:1955 errors:0 dropped:0 overruns:0 frame:0
          TX packets:2013 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:1000
          RX bytes:1688995 (1.6 MiB)  TX bytes:479521 (468.2 KiB)
          Interrupt:40 Base address:0x2000

lo        Link encap:Local Loopback 
          inet addr:127.0.0.1  Mask:255.0.0.0
          inet6 addr: ::1/128 Scope:Host
          UP LOOPBACK RUNNING  MTU:16436  Metric:1
          RX packets:108 errors:0 dropped:0 overruns:0 frame:0
          TX packets:108 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:0
          RX bytes:8120 (7.9 KiB)  TX bytes:8120 (7.9 KiB)

wlan0     Link encap:Ethernet  HWaddr c0:f8:da:2b:3b:a4 
          BROADCAST MULTICAST  MTU:1500  Metric:1
          RX packets:0 errors:0 dropped:0 overruns:0 frame:0
          TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:1000
          RX bytes:0 (0.0 B)  TX bytes:0 (0.0 B)

# iwconfig
lo        no wireless extensions.

wlan0     IEEE 802.11bgn  ESSID:off/any 
          Mode:Managed  Access Point: Not-Associated   Tx-Power=19 dBm   
          Retry  long limit:7   RTS thr:off   Fragment thr:off
          Encryption key:off
          Power Management:off
         
eth0      no wireless extensions.
#

[  152.391689] ADDRCONF(NETDEV_UP): wlan0: link is not ready
[  154.022448] ieee80211 phy0: brcms_ops_config: change monitor mode: false (implement)
[  154.022454] ieee80211 phy0: brcms_ops_config: change power-save mode: false (implement)
[  154.023457] ieee80211 phy0: brcms_ops_bss_info_changed: qos enabled: false (implement)
[  154.023796] ADDRCONF(NETDEV_UP): wlan0: link is not ready
[  155.186177] eth0: no IPv6 routers present
[  738.018391] ieee80211 phy0: brcms_ops_config: change monitor mode: false (implement)
[  738.018397] ieee80211 phy0: brcms_ops_config: change power-save mode: false (implement)
[  738.019417] ieee80211 phy0: brcms_ops_bss_info_changed: qos enabled: false (implement)
[  738.019797] ADDRCONF(NETDEV_UP): wlan0: link is not ready
[  767.888771] ieee80211 phy0: brcms_ops_config: change monitor mode: false (implement)
[  767.888777] ieee80211 phy0: brcms_ops_config: change power-save mode: false (implement)
[  767.889792] ieee80211 phy0: brcms_ops_bss_info_changed: qos enabled: false (implement)
[  767.890137] ADDRCONF(NETDEV_UP): wlan0: link is not ready
[  769.620725] ieee80211 phy0: brcms_ops_config: change monitor mode: false (implement)
[  769.620731] ieee80211 phy0: brcms_ops_config: change power-save mode: false (implement)
[  769.621740] ieee80211 phy0: brcms_ops_bss_info_changed: qos enabled: false (implement)
[  769.622083] ADDRCONF(NETDEV_UP): wlan0: link is not ready
[  771.042131] ieee80211 phy0: brcms_ops_config: change monitor mode: false (implement)
[  771.042136] ieee80211 phy0: brcms_ops_config: change power-save mode: false (implement)
[  771.045536] ieee80211 phy0: brcms_ops_bss_info_changed: qos enabled: false (implement)
[  771.045877] ADDRCONF(NETDEV_UP): wlan0: link is not ready

# cat /etc/NetworkManager/NetworkManager.conf
[main]
plugins=ifupdown,keyfile

[ifupdown]
managed=true
# cat /etc/network/interfaces
# This file describes the network interfaces available on your system
# and how to activate them. For more information, see interfaces(5).

# The loopback network interface
auto lo
iface lo inet loopback

# The primary network interface
allow-hotplug eth0
#NetworkManager#iface eth0 inet dhcp

#

# lsmod | grep brc
brcmsmac              473849  0
mac80211              192768  1 brcmsmac
brcmutil               12905  1 brcmsmac
cfg80211              137140  2 brcmsmac,mac80211
crc8                   12426  1 brcmsmac
cordic                 12313  1 brcmsmac
#