Code:
########## wireless info START ##########
Report from: 23 Apr 2016 11:10 CEST +0200
Booted last: 23 Apr 2016 00:00 CEST +0200
Script from: 27 Sep 2015 00:34 UTC +0000
##### release ###########################
Distributor ID: Ubuntu
Description: Ubuntu 16.04 LTS
Release: 16.04
Codename: xenial
##### kernel ############################
Linux 4.4.0-21-generic #37-Ubuntu SMP Mon Apr 18 18:33:37 UTC 2016 x86_64 x86_64 x86_64 GNU/Linux
Parameters: ro
##### desktop ###########################
Ubuntu
##### lspci #############################
03:00.0 Ethernet controller [0200]: Qualcomm Atheros AR8131 Gigabit Ethernet [1969:1063] (rev c0)
Subsystem: Lenovo AR8131 Gigabit Ethernet [17aa:3956]
Kernel driver in use: atl1c
04:00.0 Network controller [0280]: Broadcom Corporation BCM4313 802.11bgn Wireless Network Adapter [14e4:4727] (rev 01)
Subsystem: Broadcom Corporation BCM4313 802.11bgn Wireless Network Adapter [14e4:0510]
Kernel modules: bcma
##### lsusb #############################
Bus 002 Device 002: ID 8087:0020 Intel Corp. Integrated Rate Matching Hub
Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 001 Device 004: ID 5986:a002 Acer, Inc
Bus 001 Device 003: ID 1c7a:0801 LighTuning Technology Inc. Fingerprint Reader
Bus 001 Device 002: ID 8087:0020 Intel Corp. Integrated Rate Matching Hub
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
##### PCMCIA card info ##################
##### rfkill ############################
0: ideapad_wlan: Wireless LAN
Soft blocked: no
Hard blocked: no
##### lsmod #############################
acer_wmi 20480 0
ideapad_laptop 24576 0
sparse_keymap 16384 2 acer_wmi,ideapad_laptop
wmi 20480 2 acer_wmi,ideapad_laptop
video 40960 3 i915,acer_wmi,ideapad_laptop
##### interfaces ########################
auto lo
iface lo inet loopback
##### ifconfig ##########################
enp3s0 Link encap:Ethernet HWaddr <MAC 'enp3s0' [IF]>
inet addr:192.168.1.122 Bcast:192.168.1.255 Mask:255.255.255.0
inet6 addr: fe80::e28a:9151:792e:7675/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:1903 errors:0 dropped:0 overruns:0 frame:0
TX packets:1814 errors:0 dropped:0 overruns:0 carrier:1
collisions:0 txqueuelen:1000
RX bytes:1616004 (1.6 MB) TX bytes:253452 (253.4 KB)
##### iwconfig ##########################
enp3s0 no wireless extensions.
lo no wireless extensions.
##### route #############################
Kernel IP routing table
Destination Gateway Genmask Flags Metric Ref Use Iface
0.0.0.0 192.168.1.1 0.0.0.0 UG 100 0 0 enp3s0
169.254.0.0 0.0.0.0 255.255.0.0 U 1000 0 0 enp3s0
192.168.1.0 0.0.0.0 255.255.255.0 U 100 0 0 enp3s0
##### resolv.conf #######################
nameserver 127.0.1.1
##### network managers ##################
Installed:
NetworkManager
Running:
root 698 1 0 11:04 ? 00:00:00 /usr/sbin/NetworkManager --no-daemon
##### NetworkManager info ###############
GENERAL.DEVICE: enp3s0
GENERAL.TYPE: ethernet
GENERAL.NM-TYPE: NMDeviceEthernet
GENERAL.VENDOR: Qualcomm Atheros
GENERAL.PRODUCT: AR8131 Gigabit Ethernet
GENERAL.DRIVER: atl1c
GENERAL.DRIVER-VERSION: 1.0.1.1-NAPI
GENERAL.FIRMWARE-VERSION:
GENERAL.HWADDR: <MAC 'enp3s0' [IF]>
GENERAL.MTU: 1500
GENERAL.STATE: 100 (connected)
GENERAL.REASON: 0 (No reason given)
GENERAL.UDI: /sys/devices/pci0000:00/0000:00:1c.0/0000:03:00.0/net/enp3s0
GENERAL.IP-IFACE: enp3s0
GENERAL.IS-SOFTWARE: no
GENERAL.NM-MANAGED: yes
GENERAL.AUTOCONNECT: yes
GENERAL.FIRMWARE-MISSING: no
GENERAL.NM-PLUGIN-MISSING: no
GENERAL.PHYS-PORT-ID: --
GENERAL.CONNECTION: Wired connection 1
GENERAL.CON-UUID: 7bfef5a4-e27d-41e2-bd8e-64502770385a
GENERAL.CON-PATH: /org/freedesktop/NetworkManager/ActiveConnection/0
GENERAL.METERED: no (guessed)
CAPABILITIES.CARRIER-DETECT: yes
CAPABILITIES.SPEED: 100 Mb/s
CAPABILITIES.IS-SOFTWARE: no
WIRED-PROPERTIES.CARRIER: on
CONNECTIONS.AVAILABLE-CONNECTION-PATHS: /org/freedesktop/NetworkManager/Settings/{1}
CONNECTIONS.AVAILABLE-CONNECTIONS[1]: 7bfef5a4-e27d-41e2-bd8e-64502770385a | Wired connection 1
IP4.ADDRESS[1]: 192.168.1.122/24
IP4.GATEWAY: 192.168.1.1
IP4.ROUTE[1]: dst = 169.254.0.0/16, nh = 0.0.0.0, mt = 1000
IP4.DNS[1]: 192.168.1.1
DHCP4.OPTION[1]: requested_ms_classless_static_routes = 1
DHCP4.OPTION[2]: requested_domain_search = 1
DHCP4.OPTION[3]: requested_time_offset = 1
DHCP4.OPTION[4]: requested_domain_name = 1
DHCP4.OPTION[5]: requested_rfc3442_classless_static_routes = 1
DHCP4.OPTION[6]: requested_broadcast_address = 1
DHCP4.OPTION[7]: host_name = laptop
DHCP4.OPTION[8]: requested_wpad = 1
DHCP4.OPTION[9]: requested_netbios_scope = 1
DHCP4.OPTION[10]: next_server = 192.168.1.1
DHCP4.OPTION[11]: expiry = 1461488760
DHCP4.OPTION[12]: requested_interface_mtu = 1
DHCP4.OPTION[13]: requested_subnet_mask = 1
DHCP4.OPTION[14]: routers = 192.168.1.1
DHCP4.OPTION[15]: dhcp_message_type = 5
DHCP4.OPTION[16]: ip_address = 192.168.1.122
DHCP4.OPTION[17]: broadcast_address = 192.168.1.255
DHCP4.OPTION[18]: requested_static_routes = 1
DHCP4.OPTION[19]: dhcp_renewal_time = 43200
DHCP4.OPTION[20]: requested_domain_name_servers = 1
DHCP4.OPTION[21]: requested_routers = 1
DHCP4.OPTION[22]: domain_name_servers = 192.168.1.1
DHCP4.OPTION[23]: requested_ntp_servers = 1
DHCP4.OPTION[24]: dhcp_lease_time = 86400
DHCP4.OPTION[25]: dhcp_rebinding_time = 75600
DHCP4.OPTION[26]: requested_netbios_name_servers = 1
DHCP4.OPTION[27]: subnet_mask = 255.255.255.0
DHCP4.OPTION[28]: network_number = 192.168.1.0
DHCP4.OPTION[29]: requested_host_name = 1
DHCP4.OPTION[30]: dhcp_server_identifier = 192.168.1.1
IP6.ADDRESS[1]: fe80::e28a:9151:792e:7675/64
IP6.GATEWAY:
##### NetworkManager.state ##############
[main]
NetworkingEnabled=true
WirelessEnabled=true
WWANEnabled=true
WimaxEnabled=true
##### NetworkManager.conf ###############
[main]
plugins=ifupdown,keyfile,ofono
dns=dnsmasq
[ifupdown]
managed=false
##### NetworkManager profiles ###########
[[/etc/NetworkManager/system-connections/dlink 2]] (600 root)
[connection] id=dlink 2 | type=wifi | permissions=user:blades:;
[wifi] mac-address=<MAC address> | mac-address-blacklist= | ssid=dlink
[ipv4] method=auto
[ipv6] method=auto
##### iw reg get ########################
Region: Europe/Oslo (based on set time zone)
country 00: DFS-UNSET
(2402 - 2472 @ 40), (6, 20), (N/A)
(2457 - 2482 @ 40), (6, 20), (N/A), PASSIVE-SCAN
(2474 - 2494 @ 20), (6, 20), (N/A), NO-OFDM, PASSIVE-SCAN
(5170 - 5250 @ 160), (6, 20), (N/A), PASSIVE-SCAN
(5250 - 5330 @ 160), (6, 20), (0 ms), DFS, PASSIVE-SCAN
(5490 - 5730 @ 160), (6, 20), (0 ms), DFS, PASSIVE-SCAN
(5735 - 5835 @ 80), (6, 20), (N/A), PASSIVE-SCAN
(57240 - 63720 @ 2160), (N/A, 0), (N/A)
##### iwlist channels ###################
enp3s0 no frequency information.
lo no frequency information.
##### iwlist scan #######################
enp3s0 Interface doesn't support scanning.
lo Interface doesn't support scanning.
##### module infos ######################
##### module parameters #################
##### /etc/modules ######################
##### modprobe options ##################
[/etc/modprobe.d/blacklist-ath_pci.conf]
blacklist ath_pci
[/etc/modprobe.d/blacklist.conf]
blacklist evbug
blacklist usbmouse
blacklist usbkbd
blacklist eepro100
blacklist de4x5
blacklist eth1394
blacklist snd_intel8x0m
blacklist snd_aw2
blacklist i2c_i801
blacklist prism54
blacklist bcm43xx
blacklist garmin_gps
blacklist asus_acpi
blacklist snd_pcsp
blacklist pcspkr
blacklist amd76x_edac
blacklist b43
blacklist ssb
blacklist bcma
[/etc/modprobe.d/blacklist-rare-network.conf]
alias net-pf-3 off
alias net-pf-6 off
alias net-pf-9 off
alias net-pf-11 off
alias net-pf-12 off
alias net-pf-19 off
alias net-pf-21 off
alias net-pf-36 off
[/etc/modprobe.d/intel-microcode-blacklist.conf]
blacklist microcode
[/etc/modprobe.d/iwlwifi.conf]
remove iwlwifi \
(/sbin/lsmod | grep -o -e ^iwlmvm -e ^iwldvm -e ^iwlwifi | xargs /sbin/rmmod) \
&& /sbin/modprobe -r mac80211
[/etc/modprobe.d/mlx4.conf]
softdep mlx4_core post: mlx4_en
##### rc.local ##########################
exit 0
##### pm-utils ##########################
##### udev rules ########################
grep: /etc/udev/rules.d/*net*.rules: No such file or directory
##### dmesg #############################
[ 4.792199] IPv6: ADDRCONF(NETDEV_UP): enp3s0: link is not ready (repeated 2 times)
[ 109.817820] atl1c 0000:03:00.0: atl1c: enp3s0 NIC Link is Up<100 Mbps Full Duplex>
[ 109.817843] IPv6: ADDRCONF(NETDEV_CHANGE): enp3s0: link becomes ready
########## wireless info END ############
, here is screenshot about what and fresh wirelessinfo.txt
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