No WiFi at all

Questions about WIFI networks and devices
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HarryX
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No WiFi at all

Post by HarryX » Tue Feb 06, 2018 3:29 pm

I have a Lenovo Yoga 300 with no wifi any help would be appreciated
inxi -Fxz

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System:    Host: mike-Lenovo-YOGA-300-11IBY Kernel: 4.13.0-32-generic x86_64 (64 bit gcc: 5.4.0)
           Desktop: Cinnamon 3.6.7 (Gtk 3.18.9-1ubuntu3.3) Distro: Linux Mint 18.3 Sylvia
Machine:   System: LENOVO product: 80M0 v: Lenovo YOGA 300-11IBY
           Mobo: LENOVO model: Mini v: SDK0J33995WIN Bios: LENOVO v: C0CN25WW date: 04/21/2015
CPU:       Quad core Intel Pentium N3540 (-MCP-) cache: 1024 KB
           flags: (lm nx sse sse2 sse3 sse4_1 sse4_2 ssse3 vmx) bmips: 17326
           clock speeds: max: 2665 MHz 1: 2165 MHz 2: 2165 MHz 3: 2165 MHz 4: 2165 MHz
Graphics:  Card: Intel Atom Processor Z36xxx/Z37xxx Series Graphics & Display bus-ID: 00:02.0
           Display Server: X.Org 1.18.4 drivers: intel (unloaded: fbdev,vesa)
           Resolution: 1366x768@59.97hz
           GLX Renderer: Mesa DRI Intel Bay Trail GLX Version: 3.0 Mesa 17.2.4 Direct Rendering: Yes
Audio:     Card Intel Atom Processor Z36xxx/Z37xxx Series High Definition Audio Controller
           driver: snd_hda_intel bus-ID: 00:1b.0
           Sound: Advanced Linux Sound Architecture v: k4.13.0-32-generic
Network:   Card-1: Realtek RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller
           driver: r8169 v: 2.3LK-NAPI port: 1000 bus-ID: 01:00.0
           IF: enp1s0 state: down mac: <filter>
           Card-2: Intel Wireless 3160 bus-ID: 02:00.0
           IF: N/A state: N/A mac: N/A
           Card-3: Realtek RTL8188CUS 802.11n WLAN Adapter usb-ID: 001-008
           IF: null-if-id state: N/A mac: N/A
Drives:    HDD Total Size: NA (-) ID-1: /dev/mmcblk0 model: N/A size: 31.3GB
Partition: ID-1: / size: 27G used: 11G (41%) fs: ext4 dev: /dev/mmcblk0p2
           ID-2: swap-1 size: 2.02GB used: 0.00GB (0%) fs: swap dev: /dev/mmcblk0p3
RAID:      No RAID devices: /proc/mdstat, md_mod kernel module present
Sensors:   System Temperatures: cpu: 36.0C mobo: N/A
           Fan Speeds (in rpm): cpu: N/A
Info:      Processes: 226 Uptime: 14 min Memory: 502.4/1876.9MB
           Init: systemd runlevel: 5 Gcc sys: 5.4.0 Client: Shell (bash 4.3.481) inxi: 2.2.35 
mike@mike-Lenovo-YOGA-300-11IBY ~ $

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Pjotr
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Re: No WiFi at all

Post by Pjotr » Tue Feb 06, 2018 4:37 pm

Please give the output of the following four commands:

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rfkill list all
and:

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iwconfig
and:

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inxi -Nn
and:

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lsusb
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HarryX
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Posts: 18
Joined: Fri Feb 10, 2017 5:06 pm

Re: No WiFi at all

Post by HarryX » Tue Feb 06, 2018 5:28 pm

rfkill list all

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0: ideapad_wlan: Wireless LAN
	Soft blocked: no
	Hard blocked: no
1: ideapad_bluetooth: Bluetooth
	Soft blocked: no
	Hard blocked: no
2: hci0: Bluetooth
	Soft blocked: no
	Hard blocked: no
3: phy0: Wireless LAN
	Soft blocked: no
	Hard blocked: no

HarryX
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Joined: Fri Feb 10, 2017 5:06 pm

Re: No WiFi at all

Post by HarryX » Tue Feb 06, 2018 5:29 pm

iwconfig

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wlx000b81801cf0  IEEE 802.11  ESSID:"Harry"  
          Mode:Managed  Frequency:2.462 GHz  Access Point: 34:8A:AE:99:3C:59   
          Bit Rate=72.2 Mb/s   Tx-Power=20 dBm   
          Retry short limit:7   RTS thr=2347 B   Fragment thr:off
          Power Management:off
          Link Quality=54/70  Signal level=-56 dBm  
          Rx invalid nwid:0  Rx invalid crypt:0  Rx invalid frag:0
          Tx excessive retries:0  Invalid misc:46   Missed beacon:0

lo        no wireless extensions.

enp1s0    no wireless extensions.

HarryX
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Re: No WiFi at all

Post by HarryX » Tue Feb 06, 2018 5:30 pm

inxi -Nn

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Network:   Card-1: Realtek RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller
           driver: r8169
           IF: enp1s0 state: down mac: 1c:83:41:03:55:0d
           Card-2: Intel Wireless 3160
           IF: N/A state: N/A mac: N/A
           Card-3: Realtek RTL8188CUS 802.11n WLAN Adapter
           IF: null-if-id state: N/A mac: N/A

HarryX
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Re: No WiFi at all

Post by HarryX » Tue Feb 06, 2018 5:31 pm

lsusb

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Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 001 Device 007: ID 248a:8366  
Bus 001 Device 006: ID 0bda:0129 Realtek Semiconductor Corp. RTS5129 Card Reader Controller
Bus 001 Device 005: ID 8087:07dc Intel Corp. 
Bus 001 Device 004: ID 0424:2514 Standard Microsystems Corp. USB 2.0 Hub
Bus 001 Device 003: ID 04f2:b50e Chicony Electronics Co., Ltd 
Bus 001 Device 002: ID 0bda:8176 Realtek Semiconductor Corp. RTL8188CUS 802.11n WLAN Adapter
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub

JeremyB
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Joined: Fri Feb 21, 2014 8:17 am

Re: No WiFi at all

Post by JeremyB » Tue Feb 06, 2018 5:44 pm

Post results for

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lspci -nnk | grep -iA3 net; dmesg | grep iwl

HarryX
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Re: No WiFi at all

Post by HarryX » Tue Feb 06, 2018 5:55 pm

lspci -nnk | grep -iA3 net; dmesg | grep iwl

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libkmod: ERROR ../libkmod/libkmod-config.c:635 kmod_config_parse: /etc/modprobe.d/rtl8723be.conf line 1: ignoring bad line starting with 'option'
01:00.0 Ethernet controller [0200]: Realtek Semiconductor Co., Ltd. RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller [10ec:8168] (rev 15)
	Subsystem: Lenovo RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller [17aa:3824]
	Kernel driver in use: r8169
	Kernel modules: r8169
02:00.0 Network controller [0280]: Intel Corporation Wireless 3160 [8086:08b4] (rev 93)
	Subsystem: Intel Corporation Dual Band Wireless AC 3160 [8086:8270]
	Kernel modules: iwlwifi
[    5.798568] iwlwifi 0000:02:00.0: Direct firmware load for iwlwifi-3160-17.ucode failed with error -2
[    5.798582] iwlwifi 0000:02:00.0: no suitable firmware found!
[    5.798588] iwlwifi 0000:02:00.0: iwlwifi-3160-17 is required
[    5.798591] iwlwifi 0000:02:00.0: check git://git.kernel.org/pub/scm/linux/kernel/git/firmware/linux-firmware.git

JeremyB
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Joined: Fri Feb 21, 2014 8:17 am

Re: No WiFi at all

Post by JeremyB » Tue Feb 06, 2018 5:57 pm

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sudo rm /etc/modprobe.d/rtl8723be.conf

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sudo apt-get install --reinstall linux-firmware
Reboot and see if it works

HarryX
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Joined: Fri Feb 10, 2017 5:06 pm

Re: No WiFi at all

Post by HarryX » Tue Feb 06, 2018 6:08 pm

Thank you very much JeremyB that has done the trick, I’ve been trying to fix this most of this afternoon.

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