wifi enable option is not showing and not connnected through wifi

yogendra@yogendra-HP-Pavilion-15-Notebook-PC:~$ sudo apt-get update; sudo apt-get install usbutils pciutils hwinfo grep rfkill; sudo lshw -C network; rfkill list; sudo iwlist scan | grep -Ei 'chan|ssid'; cat /etc/network/interfaces; cat /etc/lsb-release; lspci -nnk | grep -iA2 net; lsusb; nmcli nm status; sudo lshw -short; uname -a; sudo updatedb; dmesg | grep -E '02:00|80211|acx|at76|ath|b43|bcm|brcm|CX|eth|ipw|ireless|irmware|isl|lbtf|orinoco|ndiswrapper|NPE|ound|p54|prism|rror|rtl|RTL|rt2|RT2|rt3|RT3|rt5|RT5|rt6|RT6|rt7|RT7|usb|witch|wl';sudo dmidecode|grep -E 'anufact|roduct|erial|elease'; iwconfig; grep -E '80211|acx|at76|ath|b43|bcm|brcm|CX|eth|ipw|irmware|isl|lbtf|orinoco|ndiswrapper|NPE|p54|prism|rtl|rt2|rt3|rt6|rt7|wmi|witch|wl' /etc/modprobe.d/*; cat /var/lib/NetworkManager/NetworkManager.state; sudo hwinfo --netcard ; ps -aux|grep -E 'wpa|icd|etwork'; netstat -rn ; cat /etc/resolv.conf; ls -lia /boot; grep tmpfs /etc/fstab; ubuntu-support-status; sudo update-pciids; sudo update-usbids; sudo lsmod
[sudo] password for yogendra:
Ign:1 http://dl.google.com/linux/chrome/deb stable InRelease
Get:2 http://security.ubuntu.com/ubuntu xenial-security InRelease [94.5 kB]
Hit:3 http://in.archive.ubuntu.com/ubuntu xenial InRelease
Hit:4 http://dl.google.com/linux/chrome/deb stable Release
Hit:5 http://ppa.launchpad.net/webupd8team/sublime-text-3/ubuntu xenial InRelease
Hit:7 http://in.archive.ubuntu.com/ubuntu xenial-updates InRelease
Hit:8 http://ppa.launchpad.net/yannubuntu/boot-repair/ubuntu xenial InRelease
Hit:9 http://in.archive.ubuntu.com/ubuntu xenial-backports InRelease
Fetched 94.5 kB in 3s (29.3 kB/s)
Reading package lists... Done
Reading package lists... Done
Building dependency tree
Reading state information... Done
pciutils is already the newest version (1:3.3.1-1.1ubuntu1).
rfkill is already the newest version (0.5-1ubuntu3).
usbutils is already the newest version (1:007-4).
grep is already the newest version (2.25-1~16.04.1).
The following packages were automatically installed and are no longer required:
  linux-headers-4.4.0-31 linux-headers-4.4.0-31-generic linux-headers-4.4.0-34 linux-headers-4.4.0-34-generic linux-image-4.4.0-31-generic
  linux-image-4.4.0-34-generic linux-image-extra-4.4.0-31-generic linux-image-extra-4.4.0-34-generic linux-signed-image-4.4.0-31-generic
  linux-signed-image-4.4.0-34-generic
Use 'sudo apt autoremove' to remove them.
The following additional packages will be installed:
  libhd21 libx86emu1
The following NEW packages will be installed:
  hwinfo libhd21 libx86emu1
0 upgraded, 3 newly installed, 0 to remove and 2 not upgraded.
Need to get 727 kB of archives.
After this operation, 3,138 kB of additional disk space will be used.
Do you want to continue? [Y/n] y
Get:1 http://in.archive.ubuntu.com/ubuntu xenial/universe amd64 libx86emu1 amd64 1.5-1 [47.5 kB]
Get:2 http://in.archive.ubuntu.com/ubuntu xenial/universe amd64 libhd21 amd64 21.23-1 [663 kB]
Get:3 http://in.archive.ubuntu.com/ubuntu xenial/universe amd64 hwinfo amd64 21.23-1 [16.8 kB]
Fetched 727 kB in 11s (64.1 kB/s)
Selecting previously unselected package libx86emu1:amd64.
(Reading database ... 318312 files and directories currently installed.)
Preparing to unpack .../libx86emu1_1.5-1_amd64.deb ...
Unpacking libx86emu1:amd64 (1.5-1) ...
Selecting previously unselected package libhd21:amd64.
Preparing to unpack .../libhd21_21.23-1_amd64.deb ...
Unpacking libhd21:amd64 (21.23-1) ...
Selecting previously unselected package hwinfo.
Preparing to unpack .../hwinfo_21.23-1_amd64.deb ...
Unpacking hwinfo (21.23-1) ...
Processing triggers for libc-bin (2.23-0ubuntu3) ...
Processing triggers for man-db (2.7.5-1) ...
Setting up libx86emu1:amd64 (1.5-1) ...
Setting up libhd21:amd64 (21.23-1) ...
Setting up hwinfo (21.23-1) ...
Processing triggers for libc-bin (2.23-0ubuntu3) ...
  *-network UNCLAIMED
       description: Network controller
       product: BCM43142 802.11b/g/n
       vendor: Broadcom Corporation
       physical id: 0
       bus info: pci@0000:08:00.0
       version: 01
       width: 64 bits
       clock: 33MHz
       capabilities: pm msi pciexpress cap_list
       configuration: latency=0
       resources: memory:b5500000-b5507fff
  *-network
       description: Ethernet interface
       product: RTL8101/2/6E PCI Express Fast/Gigabit Ethernet controller
       vendor: Realtek Semiconductor Co., Ltd.
       physical id: 0
       bus info: pci@0000:09:00.0
       logical name: eth0
       version: 08
       serial: 6c:c2:17:6f:14:70
       size: 100Mbit/s
       capacity: 100Mbit/s
       width: 64 bits
       clock: 33MHz
       capabilities: pm msi pciexpress msix vpd bus_master cap_list ethernet physical tp mii 10bt 10bt-fd 100bt 100bt-fd autonegotiation
       configuration: autonegotiation=on broadcast=yes driver=r8169 driverversion=2.3LK-NAPI duplex=full firmware=rtl8106e-2_0.0.1 04/23/13 ip=192.168.1.3 latency=0 link=yes multicast=yes port=MII speed=100Mbit/s
       resources: irq:42 ioport:4000(size=256) memory:b5404000-b5404fff memory:b5400000-b5403fff
0: hci0: Bluetooth
 Soft blocked: yes
 Hard blocked: no
lo Interface doesn't support scanning.

eth0 Interface doesn't support scanning.

# interfaces(5) file used by ifup(8) and ifdown(8)
auto lo
iface lo inet loopback
DISTRIB_ID=Ubuntu
DISTRIB_RELEASE=16.04
DISTRIB_CODENAME=xenial
DISTRIB_DESCRIPTION="Ubuntu 16.04.1 LTS"
08:00.0 Network controller [0280]: Broadcom Corporation BCM43142 802.11b/g/n [14e4:4365] (rev 01)
 DeviceName: Broadcom BCM43142 802.11bgn 1x1 WiFi Adapter + BT 4.0 combo adapter
 Subsystem: Hewlett-Packard Company BCM43142 802.11b/g/n [103c:2230]
--
09:00.0 Ethernet controller [0200]: Realtek Semiconductor Co., Ltd. RTL8101/2/6E PCI Express Fast/Gigabit Ethernet controller [10ec:8136] (rev 08)
 DeviceName: Realtek PCIe FE Family Controller
 Subsystem: Hewlett-Packard Company RTL8101/2/6E PCI Express Fast/Gigabit Ethernet controller [103c:2281]
 Kernel driver in use: r8169
 Kernel modules: r8169
Bus 001 Device 004: ID 0a5c:216c Broadcom Corp. BCM43142A0 Bluetooth Device
Bus 001 Device 003: ID 0bda:5775 Realtek Semiconductor Corp. HP "Truevision HD" laptop camera
Bus 001 Device 002: ID 8087:8000 Intel Corp.
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 003 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 002 Device 002: ID 046d:c05a Logitech, Inc. M90/M100 Optical Mouse
Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Error: Object 'nm' is unknown, try 'nmcli help'.
H/W path Device Class Description
=======================================================
                             system HP Pavilion 15 Notebook PC (G8D90PA#ACJ)
/0 bus 2281
/0/2 memory 4GiB System Memory
/0/2/0 memory DIMM [empty]
/0/2/1 memory 4GiB SODIMM DDR3 Synchronous 1600 MHz (0.6 ns)
/0/c memory 128KiB BIOS
/0/2b processor Intel(R) Core(TM) i5-4210U CPU @ 1.70GHz
/0/2b/2d memory 32KiB L1 cache
/0/2b/2e memory 256KiB L2 cache
/0/2b/2f memory 3MiB L3 cache
/0/2c memory 32KiB L1 cache
/0/100 bridge Haswell-ULT DRAM Controller
/0/100/2 display Haswell-ULT Integrated Graphics Controller
/0/100/3 multimedia Haswell-ULT HD Audio Controller
/0/100/14 bus 8 Series USB xHCI HC
/0/100/14/0 usb3 bus xHCI Host Controller
/0/100/14/1 usb2 bus xHCI Host Controller
/0/100/14/1/6 input USB Optical Mouse
/0/100/16 communication 8 Series HECI #0
/0/100/1b multimedia 8 Series HD Audio Controller
/0/100/1c bridge 8 Series PCI Express Root Port 1
/0/100/1c.1 bridge 8 Series PCI Express Root Port 2
/0/100/1c.2 bridge 8 Series PCI Express Root Port 3
/0/100/1c.2/0 network BCM43142 802.11b/g/n
/0/100/1c.3 bridge 8 Series PCI Express Root Port 4
/0/100/1c.3/0 eth0 network RTL8101/2/6E PCI Express Fast/Gigabit Ethernet controller
/0/100/1c.4 bridge 8 Series PCI Express Root Port 5
/0/100/1c.4/0 display GM108M [GeForce 830M]
/0/100/1d bus 8 Series USB EHCI #1
/0/100/1d/1 usb1 bus EHCI Host Controller
/0/100/1d/1/1 bus USB hub
/0/100/1d/1/1/3 multimedia HP Truevision HD
/0/100/1d/1/1/7 generic BCM43142A0
/0/100/1f bridge 8 Series LPC Controller
/0/100/1f.2 storage 8 Series SATA Controller 1 [AHCI mode]
/0/100/1f.3 bus 8 Series SMBus Controller
/0/0 scsi0 storage
/0/0/0.0.0 /dev/sda disk 1TB HGST HTS541010A9
/0/0/0.0.0/1 /dev/sda1 volume 649MiB Windows NTFS volume
/0/0/0.0.0/2 /dev/sda2 volume 259MiB Windows FAT volume
/0/0/0.0.0/3 /dev/sda3 volume 176GiB Windows NTFS volume
/0/0/0.0.0/4 /dev/sda4 volume 939MiB Windows NTFS volume
/0/0/0.0.0/5 /dev/sda5 volume 5722MiB Windows FAT volume
/0/0/0.0.0/6 /dev/sda6 volume 189GiB EXT4 volume
/0/0/0.0.0/7 /dev/sda7 volume 244GiB Windows NTFS volume
/0/0/0.0.0/8 /dev/sda8 volume 292GiB Windows NTFS volume
/0/0/0.0.0/9 /dev/sda9 volume 20GiB Windows NTFS volume
/0/1 scsi1 storage
/0/1/0.0.0 /dev/cdrom disk DVDRW DU8A6SH
/1 power VI04041
/2 power OEM_Define5
Linux yogendra-HP-Pavilion-15-Notebook-PC 4.4.0-38-generic #57-Ubuntu SMP Tue Sep 6 15:42:33 UTC 2016 x86_64 x86_64 x86_64 GNU/Linux
[ 0.000000] x86/fpu: Using 'eager' FPU context switches.
[ 0.000000] DMI: Hewlett-Packard HP Pavilion 15 Notebook PC /2281, BIOS F.43 08/03/2016
[ 0.000000] No NUMA configuration found
[ 0.594035] PCCT header not found.
[ 0.594333] core: PMU erratum BJ122, BV98, HSD29 worked around, HT is on
[ 0.615166] [Firmware Bug]: ACPI: BIOS _OSI(Linux) query ignored
[ 0.820828] usbcore: registered new interface driver usbfs
[ 0.820839] usbcore: registered new interface driver hub
[ 0.820857] usbcore: registered new device driver usb
[ 0.829433] clocksource: Switched to clocksource hpet
[ 0.838308] pnp: PnP ACPI: found 5 devices
[ 1.631061] Console: switching to colour frame buffer device 170x48
[ 1.631884] input: Lid Switch as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0C0D:00/input/input0
[ 1.632214] ACPI: Lid Switch [LID0]
[ 1.633487] [Firmware Bug]: Invalid critical threshold (0)
[ 1.657440] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002
[ 1.657443] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[ 1.657444] usb usb1: Product: EHCI Host Controller
[ 1.657446] usb usb1: Manufacturer: Linux 4.4.0-38-generic ehci_hcd
[ 1.657448] usb usb1: SerialNumber: 0000:00:1d.0
[ 1.657586] hub 1-0:1.0: USB hub found
[ 1.659085] usb usb2: New USB device found, idVendor=1d6b, idProduct=0002
[ 1.659087] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[ 1.659089] usb usb2: Product: xHCI Host Controller
[ 1.659091] usb usb2: Manufacturer: Linux 4.4.0-38-generic xhci-hcd
[ 1.659092] usb usb2: SerialNumber: 0000:00:14.0
[ 1.659222] hub 2-0:1.0: USB hub found
[ 1.660170] usb usb3: New USB device found, idVendor=1d6b, idProduct=0003
[ 1.660172] usb usb3: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[ 1.660174] usb usb3: Product: xHCI Host Controller
[ 1.660176] usb usb3: Manufacturer: Linux 4.4.0-38-generic xhci-hcd
[ 1.660177] usb usb3: SerialNumber: 0000:00:14.0
[ 1.660303] hub 3-0:1.0: USB hub found
[ 1.703091] EFI: Loaded cert 'Hewlett-Packard Company: HP UEFI Secure Boot 2013 DB key: 1d7cf2c2b92673f69c8ee1ec7063967ab9b62bec' linked to '.system_keyring'
[ 1.710383] ima: No TPM chip found, activating TPM-bypass!
[ 1.711007] BIOS EDD facility v0.16 2004-Jun-25, 0 devices found
[ 1.794424] r8169 0000:09:00.0 eth0: RTL8106e at 0xffffc90000660000, 6c:c2:17:6f:14:70, XID 10900800 IRQ 42
[ 1.821278] ACPI Warning: \_SB_.PCI0.GFX0._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20150930/nsarguments-95)
[ 1.821350] ACPI Warning: \_SB_.PCI0.GFX0._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20150930/nsarguments-95)
[ 1.821542] ACPI Warning: \_SB_.PCI0.RP05.PEGP._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20150930/nsarguments-95)
[ 1.821600] ACPI Warning: \_SB_.PCI0.RP05.PEGP._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20150930/nsarguments-95)
[ 1.821782] VGA switcheroo: detected Optimus DSM method \_SB_.PCI0.RP05.PEGP handle
[ 1.821904] nouveau: probe of 0000:0a:00.0 failed with error -12
[ 1.826242] fb: switching to inteldrmfb from EFI VGA
[ 1.826295] Console: switching to colour dummy device 80x25
[ 1.973437] usb 1-1: new high-speed USB device number 2 using ehci-pci
[ 2.033416] usb 2-6: new low-speed USB device number 2 using xhci_hcd
[ 2.105965] usb 1-1: New USB device found, idVendor=8087, idProduct=8000
[ 2.105970] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[ 2.106325] hub 1-1:1.0: USB hub found
[ 2.109568] Console: switching to colour frame buffer device 170x48
[ 2.110357] [Firmware Bug]: ACPI(PEGP) defines _DOD but not _DOS
[ 2.110769] ACPI Error: [\_SB_.PCI0.GFX0.DD02._BCL] Namespace lookup failure, AE_NOT_FOUND (20150930/psargs-359)
[ 2.110773] ACPI Error: Method parse/execution failed [\_SB.PCI0.RP05.PEGP.DD02._BCL] (Node ffff88015a8e6fa0), AE_NOT_FOUND (20150930/psparse-542)
[ 2.165189] usb 2-6: New USB device found, idVendor=046d, idProduct=c05a
[ 2.165194] usb 2-6: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[ 2.165196] usb 2-6: Product: USB Optical Mouse
[ 2.165198] usb 2-6: Manufacturer: Logitech
[ 2.165351] usb 2-6: ep 0x81 - rounding interval to 64 microframes, ep desc says 80 microframes
[ 2.171849] usbcore: registered new interface driver usbhid
[ 2.171852] usbhid: USB HID core driver
[ 2.173618] input: Logitech USB Optical Mouse as /devices/pci0000:00/0000:00:14.0/usb2/2-6/2-6:1.0/0003:046D:C05A.0001/input/input8
[ 2.173734] hid-generic 0003:046D:C05A.0001: input,hidraw0: USB HID v1.11 Mouse [Logitech USB Optical Mouse] on usb-0000:00:14.0-6/input0
[ 2.377413] usb 1-1.3: new high-speed USB device number 3 using ehci-pci
[ 2.540352] usb 1-1.3: New USB device found, idVendor=0bda, idProduct=5775
[ 2.540356] usb 1-1.3: New USB device strings: Mfr=3, Product=1, SerialNumber=2
[ 2.540359] usb 1-1.3: Product: HP Truevision HD
[ 2.540361] usb 1-1.3: Manufacturer: DDTPD029I6TNB8
[ 2.540363] usb 1-1.3: SerialNumber: 200901010001
[ 2.621351] usb 1-1.7: new full-speed USB device number 4 using ehci-pci
[ 2.715966] usb 1-1.7: New USB device found, idVendor=0a5c, idProduct=216c
[ 2.715969] usb 1-1.7: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[ 2.715971] usb 1-1.7: Product: BCM43142A0
[ 2.715973] usb 1-1.7: Manufacturer: Broadcom Corp
[ 2.715975] usb 1-1.7: SerialNumber: 142D27DDB506
[ 3.621585] clocksource: Switched to clocksource tsc
[ 8.786483] lp: driver loaded but no devices found
[ 10.972861] EXT4-fs (sda6): re-mounted. Opts: errors=remount-ro
[ 11.711789] input: HP Wireless hotkeys as /devices/virtual/input/input9
[ 12.289219] lis3lv02d: 8 bits 3DC sensor found
[ 13.781432] snd_hda_intel 0000:00:03.0: bound 0000:00:02.0 (ops i915_audio_component_bind_ops [i915])
[ 13.826578] usbcore: registered new interface driver btusb
[ 13.847129] input: HDA Intel PCH Mic as /devices/pci0000:00/0000:00:1b.0/sound/card1/input12
[ 13.847216] input: HDA Intel PCH Headphone as /devices/pci0000:00/0000:00:1b.0/sound/card1/input13
[ 13.918699] intel_rapl: Found RAPL domain package
[ 13.918703] intel_rapl: Found RAPL domain core
[ 13.918707] intel_rapl: Found RAPL domain uncore
[ 13.918710] intel_rapl: Found RAPL domain dram
[ 13.977011] uvcvideo: Found UVC 1.00 device HP Truevision HD (0bda:5775)
[ 13.982208] input: HP Truevision HD as /devices/pci0000:00/0000:00:1d.0/usb1/1-1/1-1.3/1-1.3:1.0/input/input14
[ 13.982302] usbcore: registered new interface driver uvcvideo
[ 14.020919] input: HDA Intel HDMI HDMI/DP,pcm=3 as /devices/pci0000:00/0000:00:03.0/sound/card0/input15
[ 14.021007] input: HDA Intel HDMI HDMI/DP,pcm=7 as /devices/pci0000:00/0000:00:03.0/sound/card0/input16
[ 14.021087] input: HDA Intel HDMI HDMI/DP,pcm=8 as /devices/pci0000:00/0000:00:03.0/sound/card0/input17
[ 14.790618] cfg80211: World regulatory domain updated:
[ 14.790622] cfg80211: DFS Master region: unset
[ 14.790624] cfg80211: (start_freq - end_freq @ bandwidth), (max_antenna_gain, max_eirp), (dfs_cac_time)
[ 14.790627] cfg80211: (2402000 KHz - 2472000 KHz @ 40000 KHz), (N/A, 2000 mBm), (N/A)
[ 14.790629] cfg80211: (2457000 KHz - 2482000 KHz @ 40000 KHz), (N/A, 2000 mBm), (N/A)
[ 14.790631] cfg80211: (2474000 KHz - 2494000 KHz @ 20000 KHz), (N/A, 2000 mBm), (N/A)
[ 14.790633] cfg80211: (5170000 KHz - 5250000 KHz @ 80000 KHz, 160000 KHz AUTO), (N/A, 2000 mBm), (N/A)
[ 14.790635] cfg80211: (5250000 KHz - 5330000 KHz @ 80000 KHz, 160000 KHz AUTO), (N/A, 2000 mBm), (0 s)
[ 14.790637] cfg80211: (5490000 KHz - 5730000 KHz @ 160000 KHz), (N/A, 2000 mBm), (0 s)
[ 14.790639] cfg80211: (5735000 KHz - 5835000 KHz @ 80000 KHz), (N/A, 2000 mBm), (N/A)
[ 14.790640] cfg80211: (57240000 KHz - 63720000 KHz @ 2160000 KHz), (N/A, 0 mBm), (N/A)
[ 24.447817] bluetooth hci0: Direct firmware load for brcm/BCM.hcd failed with error -2
[ 24.447826] Bluetooth: hci0: BCM: Patch brcm/BCM.hcd not found
[ 33.197242] IPv6: ADDRCONF(NETDEV_UP): eth0: link is not ready
[ 33.245805] r8169 0000:09:00.0 eth0: link down
[ 33.245874] IPv6: ADDRCONF(NETDEV_UP): eth0: link is not ready
[ 141.041357] r8169 0000:09:00.0 eth0: link up
[ 141.041373] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready
 Manufacturer: Empty
 Serial Number: Empty
 Manufacturer: A-DATA
 Serial Number: F1020200
 Release Date: 08/03/2016
 Manufacturer: Hewlett-Packard
 Product Name: HP Pavilion 15 Notebook PC
 Serial Number: 5CD4282VQR
 Manufacturer: Hewlett-Packard
 Product Name: 2281
 Serial Number: PEMKV008J6X2AP
 Manufacturer: Hewlett-Packard
 Serial Number: Chassis Serial Number
 String 6: String7 for Original Equipment Manufacturer
 String 7: String8 for Original Equipment Manufacturer
 String 8: String9 for Original Equipment Manufacturer
 String 9: String10 for Original Equipment Manufacturer
 String 10: String11 for Original Equipment Manufacturer
 Option 1: String1 for Type12 Equipment Manufacturer
 Option 2: String2 for Type12 Equipment Manufacturer
 Option 3: String3 for Type12 Equipment Manufacturer
 Option 4: String4 for Type12 Equipment Manufacturer
 Option 5: String5 for Type12 Equipment Manufacturer
 Option 6: String6 for Type12 Equipment Manufacturer
 Option 7: String7 for Type12 Equipment Manufacturer
 Option 8: String8 for Type12 Equipment Manufacturer
 Manufacturer: 13-24
 Manufacture Date: 01/01/2014
 Serial Number: DummySerialNumber
 Manufacturer: OEM_Define2
 Serial Number: OEM_Define3
 Manufacturer: Intel(R) Corporation
 Serial Number: To Be Filled By O.E.M.
lo no wireless extensions.

eth0 no wireless extensions.

/etc/modprobe.d/alsa-base.conf:install snd-rawmidi /sbin/modprobe --ignore-install snd-rawmidi $CMDLINE_OPTS && { /sbin/modprobe --quiet --use-blacklist snd-seq-midi ; : ; }
/etc/modprobe.d/blacklist-ath_pci.conf:# which ath5k cannot recover. To prevent this condition, stop
/etc/modprobe.d/blacklist-ath_pci.conf:blacklist ath_pci
/etc/modprobe.d/blacklist-bcm43.conf:# Warning: This file is autogenerated by bcmwl. All changes to this file will be lost.
/etc/modprobe.d/blacklist-bcm43.conf:blacklist b43
/etc/modprobe.d/blacklist-bcm43.conf:blacklist b43legacy
/etc/modprobe.d/blacklist-bcm43.conf:blacklist bcm43xx
/etc/modprobe.d/blacklist-bcm43.conf:blacklist brcm80211
/etc/modprobe.d/blacklist-bcm43.conf:blacklist brcmfmac
/etc/modprobe.d/blacklist-bcm43.conf:blacklist brcmsmac
/etc/modprobe.d/blacklist-bcm43.conf:blacklist bcma
/etc/modprobe.d/blacklist.conf:blacklist eth1394
/etc/modprobe.d/blacklist.conf:# replaced by p54pci
/etc/modprobe.d/blacklist.conf:blacklist prism54
/etc/modprobe.d/blacklist.conf:# replaced by b43 and ssb.
/etc/modprobe.d/blacklist.conf:blacklist bcm43xx
/etc/modprobe.d/blacklist-oss.conf:blacklist uart6850
/etc/modprobe.d/blacklist-watchdog.conf:blacklist twl4030_wdt
/etc/modprobe.d/iwlwifi.conf:# /etc/modprobe.d/iwlwifi.conf
/etc/modprobe.d/iwlwifi.conf:# iwlwifi will dyamically load either iwldvm or iwlmvm depending on the
/etc/modprobe.d/iwlwifi.conf:# microcode file installed on the system. When removing iwlwifi, first
/etc/modprobe.d/iwlwifi.conf:# remove the iwl?vm module and then iwlwifi.
/etc/modprobe.d/iwlwifi.conf:remove iwlwifi \
/etc/modprobe.d/iwlwifi.conf:(/sbin/lsmod | grep -o -e ^iwlmvm -e ^iwldvm -e ^iwlwifi | xargs /sbin/rmmod) \
/etc/modprobe.d/iwlwifi.conf:&& /sbin/modprobe -r mac80211
[main]
NetworkingEnabled=true
WirelessEnabled=true
WWANEnabled=true
WimaxEnabled=true
22: PCI 800.0: 0280 Network controller
  [Created at pci.366]
  Unique ID: GBI1.jjIRWyv+Xb7
  Parent ID: hoOk.dWMDZFiXuA1
  SysFS ID: /devices/pci0000:00/0000:00:1c.2/0000:08:00.0
  SysFS BusID: 0000:08:00.0
  Hardware Class: network
  Device Name: "Broadcom BCM43142 802.11bgn 1x1 WiFi Adapter + BT 4.0 combo adapter"
  Model: "Broadcom BCM43142 802.11b/g/n"
  Vendor: pci 0x14e4 "Broadcom"
  Device: pci 0x4365 "BCM43142 802.11b/g/n"
  SubVendor: pci 0x103c "Hewlett-Packard Company"
  SubDevice: pci 0x2230
  Revision: 0x01
  Memory Range: 0xb5500000-0xb5507fff (rw,non-prefetchable)
  Module Alias: "pci:v000014E4d00004365sv0000103Csd00002230bc02sc80i00"
  Driver Info #0:
    Driver Status: bcma is not active
    Driver Activation Cmd: "modprobe bcma"
  Driver Info #1:
    Driver Status: wl is not active
    Driver Activation Cmd: "modprobe wl"
  Config Status: cfg=new, avail=yes, need=no, active=unknown
  Attached to: #15 (PCI bridge)

23: PCI 900.0: 0200 Ethernet controller
  [Created at pci.366]
  Unique ID: rBUF.8H6wVp3UtOA
  Parent ID: Z7uZ.fLFjWOxxxx1
  SysFS ID: /devices/pci0000:00/0000:00:1c.3/0000:09:00.0
  SysFS BusID: 0000:09:00.0
  Hardware Class: network
  Device Name: "Realtek PCIe FE Family Controller"
  Model: "Realtek RTL8101E/RTL8102E PCI Express Fast Ethernet controller"
  Vendor: pci 0x10ec "Realtek Semiconductor Co., Ltd."
  Device: pci 0x8136 "RTL8101E/RTL8102E PCI Express Fast Ethernet controller"
  SubVendor: pci 0x103c "Hewlett-Packard Company"
  SubDevice: pci 0x2281
  Revision: 0x08
  Driver: "r8169"
  Driver Modules: "r8169"
  Device File: eth0
  I/O Ports: 0x4000-0x4fff (rw)
  Memory Range: 0xb5404000-0xb5404fff (rw,non-prefetchable)
  Memory Range: 0xb5400000-0xb5403fff (rw,non-prefetchable)
  IRQ: 42 (85687 events)
  HW Address: 6c:c2:17:6f:14:70
  Link detected: yes
  Module Alias: "pci:v000010ECd00008136sv0000103Csd00002281bc02sc00i00"
  Driver Info #0:
    Driver Status: r8169 is active
    Driver Activation Cmd: "modprobe r8169"
  Config Status: cfg=new, avail=yes, need=no, active=unknown
  Attached to: #16 (PCI bridge)
root 806 0.0 0.4 449360 16284 ? Ssl 01:07 0:00 /usr/sbin/NetworkManager --no-daemon
root 2477 0.0 0.0 16120 3696 ? S 01:09 0:00 /sbin/dhclient -d -q -sf /usr/lib/NetworkManager/nm-dhcp-helper -pf /var/run/dhclient-eth0.pid -lf /var/lib/NetworkManager/dhclient-3231e7d9-7b7c-4df1-bdd8-82e0239d38ca-eth0.lease -cf /var/lib/NetworkManager/dhclient-eth0.conf eth0
nobody 2492 0.0 0.1 52868 4016 ? S 01:09 0:00 /usr/sbin/dnsmasq --no-resolv --keep-in-foreground --no-hosts --bind-interfaces --pid-file=/var/run/NetworkManager/dnsmasq.pid --listen-address=127.0.1.1 --cache-size=0 --proxy-dnssec --enable-dbus=org.freedesktop.NetworkManager.dnsmasq --conf-dir=/etc/NetworkManager/dnsmasq.d
yogendra 4857 0.0 0.0 14224 924 pts/7 S+ 01:26 0:00 grep --color=auto -E wpa|icd|etwork
Kernel IP routing table
Destination Gateway Genmask Flags MSS Window irtt Iface
0.0.0.0 192.168.1.1 0.0.0.0 UG 0 0 0 eth0
169.254.0.0 0.0.0.0 255.255.0.0 U 0 0 0 eth0
192.168.1.0 0.0.0.0 255.255.255.0 U 0 0 0 eth0
# Dynamic resolv.conf(5) file for glibc resolver(3) generated by resolvconf(8)
# DO NOT EDIT THIS FILE BY HAND -- YOUR CHANGES WILL BE OVERWRITTEN
nameserver 127.0.1.1
search domain.name
total 252408
262145 drwxr-xr-x 4 root root 4096 Sep 21 17:49 .
     2 drwxr-xr-x 24 root root 4096 Sep 21 17:47 ..
262484 -rw-r--r-- 1 root root 1166336 Jun 29 03:37 abi-3.13.0-92-generic
262490 -rw-r--r-- 1 root root 1240067 Jul 13 07:29 abi-4.4.0-31-generic
262415 -rw-r--r-- 1 root root 1241623 Jul 28 02:58 abi-4.4.0-34-generic
262417 -rw-r--r-- 1 root root 1241960 Aug 12 01:28 abi-4.4.0-36-generic
262430 -rw-r--r-- 1 root root 1242262 Sep 7 00:22 abi-4.4.0-38-generic
262485 -rw-r--r-- 1 root root 165966 Jun 29 03:37 config-3.13.0-92-generic
262488 -rw-r--r-- 1 root root 189558 Jul 13 07:29 config-4.4.0-31-generic
262411 -rw-r--r-- 1 root root 189676 Jul 28 02:58 config-4.4.0-34-generic
262429 -rw-r--r-- 1 root root 189696 Aug 12 01:28 config-4.4.0-36-generic
262434 -rw-r--r-- 1 root root 189732 Sep 7 00:22 config-4.4.0-38-generic
     1 drwxr-xr-x 6 root root 4096 Jan 1 1970 efi
262147 drwxr-xr-x 5 root root 4096 Sep 21 17:49 grub
262487 -rw-r--r-- 1 root root 19237084 Aug 2 11:11 initrd.img-3.13.0-92-generic
262486 -rw-r--r-- 1 root root 36124754 Aug 2 12:29 initrd.img-4.4.0-31-generic
262412 -rw-r--r-- 1 root root 36154293 Aug 9 11:39 initrd.img-4.4.0-34-generic
262419 -rw-r--r-- 1 root root 36155459 Sep 12 10:29 initrd.img-4.4.0-36-generic
262435 -rw-r--r-- 1 root root 36160902 Sep 21 17:49 initrd.img-4.4.0-38-generic
262493 -rw-r--r-- 1 root root 182704 Jan 28 2016 memtest86+.bin
262494 -rw-r--r-- 1 root root 184380 Jan 28 2016 memtest86+.elf
262492 -rw-r--r-- 1 root root 184840 Jan 28 2016 memtest86+_multiboot.bin
262480 -rw------- 1 root root 3394259 Jun 29 03:37 System.map-3.13.0-92-generic
262489 -rw------- 1 root root 3866473 Jul 13 07:29 System.map-4.4.0-31-generic
262414 -rw------- 1 root root 3866644 Jul 28 02:58 System.map-4.4.0-34-generic
262427 -rw------- 1 root root 3867829 Aug 12 01:28 System.map-4.4.0-36-generic
262433 -rw------- 1 root root 3869329 Sep 7 00:22 System.map-4.4.0-38-generic
262483 -rw------- 1 root root 5836336 Jun 29 03:37 vmlinuz-3.13.0-92-generic
262482 -rw------- 1 root root 5838264 Jul 26 01:45 vmlinuz-3.13.0-92-generic.efi.signed
262491 -rw------- 1 root root 7047504 Jul 13 07:29 vmlinuz-4.4.0-31-generic
262423 -rw------- 1 root root 7049432 Aug 2 12:24 vmlinuz-4.4.0-31-generic.efi.signed
262413 -rw------- 1 root root 7046160 Jul 28 02:58 vmlinuz-4.4.0-34-generic
262418 -rw------- 1 root root 7048088 Aug 9 11:39 vmlinuz-4.4.0-34-generic.efi.signed
262428 -rw------- 1 root root 7045472 Aug 12 01:28 vmlinuz-4.4.0-36-generic
262431 -rw------- 1 root root 7047384 Sep 4 23:47 vmlinuz-4.4.0-36-generic.efi.signed
262432 -rw------- 1 root root 7051680 Sep 7 00:22 vmlinuz-4.4.0-38-generic
262436 -rw------- 1 root root 7053592 Sep 21 17:48 vmlinuz-4.4.0-38-generic.efi.signed
Support status summary of 'yogendra-HP-Pavilion-15-Notebook-PC':

You have 21 packages (0.9%) supported until September 2021 (5y)
You have 51 packages (2.2%) supported until January 2017 (9m)
You have 132 packages (5.8%) supported until April 2019 (3y)
You have 1925 packages (84.4%) supported until April 2021 (5y)

You have 7 packages (0.3%) that can not/no-longer be downloaded
You have 146 packages (6.4%) that are unsupported

Run with --show-unsupported, --show-supported or --show-all to see more details
Downloaded daily snapshot dated 2016-09-22 03:15:02
--2016-09-26 01:26:43-- http://www.linux-usb.org/usb.ids
Resolving www.linux-usb.org (www.linux-usb.org)... 216.34.181.97
Connecting to www.linux-usb.org (www.linux-usb.org)|216.34.181.97|:80... connected.
HTTP request sent, awaiting response... 200 OK
Length: 567103 (554K) [text/plain]
Saving to: ‘/var/lib/usbutils/usb.ids.new’

/var/lib/usbutils/usb.ids.new 100%[==================================================================>] 553.81K 15.2KB/s in 30s

2016-09-26 01:27:14 (18.7 KB/s) - ‘/var/lib/usbutils/usb.ids.new’ saved [567103/567103]

Done.
Module Size Used by
bnep 20480 2
nls_iso8859_1 16384 1
snd_hda_codec_hdmi 53248 1
uvcvideo 90112 0
intel_rapl 20480 0
snd_hda_codec_realtek 86016 1
x86_pkg_temp_thermal 16384 0
snd_hda_codec_generic 77824 1 snd_hda_codec_realtek
btusb 45056 0
btrtl 16384 1 btusb
snd_hda_intel 36864 5
videobuf2_vmalloc 16384 1 uvcvideo
btbcm 16384 1 btusb
intel_powerclamp 16384 0
btintel 16384 1 btusb
videobuf2_memops 16384 1 videobuf2_vmalloc
snd_hda_codec 135168 4 snd_hda_codec_realtek,snd_hda_codec_hdmi,snd_hda_codec_generic,snd_hda_intel
videobuf2_v4l2 28672 1 uvcvideo
snd_hda_core 73728 5 snd_hda_codec_realtek,snd_hda_codec_hdmi,snd_hda_codec_generic,snd_hda_codec,snd_hda_intel
snd_hwdep 16384 1 snd_hda_codec
bluetooth 520192 10 bnep,btbcm,btrtl,btusb,btintel
videobuf2_core 36864 2 uvcvideo,videobuf2_v4l2
coretemp 16384 0
v4l2_common 16384 1 videobuf2_v4l2
snd_pcm 106496 4 snd_hda_codec_hdmi,snd_hda_codec,snd_hda_intel,snd_hda_core
snd_seq_midi 16384 0
snd_seq_midi_event 16384 1 snd_seq_midi
snd_rawmidi 32768 1 snd_seq_midi
kvm 540672 0
snd_seq 69632 2 snd_seq_midi_event,snd_seq_midi
videodev 176128 4 uvcvideo,v4l2_common,videobuf2_core,videobuf2_v4l2
irqbypass 16384 1 kvm
media 24576 2 uvcvideo,videodev
snd_seq_device 16384 3 snd_seq,snd_rawmidi,snd_seq_midi
hp_wmi 16384 0
snd_timer 32768 2 snd_pcm,snd_seq
sparse_keymap 16384 1 hp_wmi
crct10dif_pclmul 16384 0
crc32_pclmul 16384 0
snd 81920 21 snd_hda_codec_realtek,snd_hwdep,snd_timer,snd_hda_codec_hdmi,snd_pcm,snd_seq,snd_rawmidi,snd_hda_codec_generic,snd_hda_codec,snd_hda_intel,snd_seq_device
aesni_intel 167936 0
aes_x86_64 20480 1 aesni_intel
soundcore 16384 1 snd
lrw 16384 1 aesni_intel
gf128mul 16384 1 lrw
glue_helper 16384 1 aesni_intel
cfg80211 565248 0
hp_accel 28672 0
ablk_helper 16384 1 aesni_intel
lis3lv02d 20480 1 hp_accel
cryptd 20480 2 aesni_intel,ablk_helper
input_polldev 16384 1 lis3lv02d
input_leds 16384 0
joydev 20480 0
serio_raw 16384 0
mei_me 36864 0
mei 98304 1 mei_me
shpchp 36864 0
lpc_ich 24576 0
hp_wireless 16384 0
intel_smartconnect 16384 0
mac_hid 16384 0
parport_pc 32768 0
ppdev 20480 0
lp 20480 0
parport 49152 3 lp,ppdev,parport_pc
autofs4 40960 2
hid_generic 16384 0
usbhid 49152 0
hid 118784 2 hid_generic,usbhid
i915 1208320 5
nouveau 1495040 0
mxm_wmi 16384 1 nouveau
i2c_algo_bit 16384 2 i915,nouveau
ttm 94208 1 nouveau
drm_kms_helper 147456 2 i915,nouveau
psmouse 126976 0
syscopyarea 16384 1 drm_kms_helper
sysfillrect 16384 1 drm_kms_helper
sysimgblt 16384 1 drm_kms_helper
fb_sys_fops 16384 1 drm_kms_helper
ahci 36864 2
drm 364544 8 ttm,i915,drm_kms_helper,nouveau
libahci 32768 1 ahci
r8169 81920 0
mii 16384 1 r8169
wmi 20480 3 hp_wmi,mxm_wmi,nouveau
video 40960 2 i915,nouveau
fjes 28672 0
yogendra@yogendra-HP-Pavilion-15-Notebook-PC:~$