So..wifi doesnt connect..most of the time.
Checking:
iwlist scan
enp2s0 Interface doesn't support scanning.
lo Interface doesn't support scanning.
enxfcde56ff0106 Interface doesn't support scanning.
wlo1 Scan completed :
Cell 01 - Address: C8:D7:79:50:D4:03
Channel:1
Frequency:2.412 GHz (Channel 1)
Quality=62/70 Signal level=-48 dBm
Encryption key:on
ESSID:"hermes"
Bit Rates:1 Mb/s; 2 Mb/s; 5.5 Mb/s; 11 Mb/s; 6 Mb/s
9 Mb/s; 12 Mb/s; 18 Mb/s
Bit Rates:24 Mb/s; 36 Mb/s; 48 Mb/s; 54 Mb/s
Mode:Master
Extra:tsf=000000150d484187
Extra: Last beacon: 7724ms ago
IE: Unknown: 00066865726D6573
IE: Unknown: 010882848B960C121824
IE: Unknown: 030101
IE: Unknown: 050400010000
IE: Unknown: 2A0104
IE: Unknown: 32043048606C
IE: Unknown: 2D1A2C101FFFFF000000000000000000000000000000000000000000
IE: Unknown: 3D1601000000000000000000000000000000000000000000
IE: IEEE 802.11i/WPA2 Version 1
Group Cipher : TKIP
Pairwise Ciphers (2) : TKIP CCMP
Authentication Suites (1) : PSK
IE: Unknown: DD180050F2020101000003A4000027A4000042435E0062322F00
IE: Unknown: DD1E00904C332C101FFFFF000000000000000000000000000000000000000000
IE: Unknown: DD1A00904C3401000000000000000000000000000000000000000000
IE: Unknown: DD0600E04C020160
Creating a config file:
wpa_passphrase myrouter mypassphrase > wpa.conf [email protected]:~$ cat wpa.conf network={ ssid="myrouter" #psk="mypassphrase" psk=8ada1f8dbea59704ac379538b4d9191f6a72390581b4cd7a72864cea685b1a7f }
Now, trying to connect:
wpa_supplicant -Dwext -iwlo1 -c/home/joel/wpa.conf Successfully initialized wpa_supplicant ioctl[SIOCSIWENCODEEXT]: Invalid argument ioctl[SIOCSIWENCODEEXT]: Invalid argument ioctl[SIOCSIWSCAN]: Device or resource busy wlo1: CTRL-EVENT-SCAN-FAILED ret=-1 retry=1 ioctl[SIOCGIWSCAN]: Resource temporarily unavailable ioctl[SIOCSIWSCAN]: Device or resource busy wlo1: CTRL-EVENT-SCAN-FAILED ret=-1 retry=1 wlo1: Trying to associate with c8:d7:79:50:d4:03 (SSID='hermes' freq=2412 MHz) ioctl[SIOCSIWFREQ]: Device or resource busy wlo1: Association request to the driver failed wlo1: Authentication with c8:d7:79:50:d4:03 timed out. wlo1: CTRL-EVENT-DISCONNECTED bssid=c8:d7:79:50:d4:03 reason=3 locally_generated=1 ioctl[SIOCSIWSCAN]: Device or resource busy wlo1: CTRL-EVENT-SCAN-FAILED ret=-1 retry=1 wlo1: Trying to associate with c8:d7:79:50:d4:03 (SSID='hermes' freq=2412 MHz) ioctl[SIOCSIWFREQ]: Device or resource busy wlo1: Association request to the driver failed wlo1: Authentication with c8:d7:79:50:d4:03 timed out. wlo1: CTRL-EVENT-DISCONNECTED bssid=c8:d7:79:50:d4:03 reason=3 locally_generated=1 wlo1: CTRL-EVENT-SSID-TEMP-DISABLED id=0 ssid="hermes" auth_failures=1 duration=10 reason=CONN_FAILED ioctl[SIOCSIWSCAN]: Device or resource busy wlo1: CTRL-EVENT-SCAN-FAILED ret=-1 retry=1 wlo1: CTRL-EVENT-SSID-REENABLED id=0 ssid="hermes" wlo1: Trying to associate with c8:d7:79:50:d4:03 (SSID='hermes' freq=2412 MHz) ioctl[SIOCSIWFREQ]: Device or resource busy wlo1: Association request to the driver failed wlo1: Authentication with c8:d7:79:50:d4:03 timed out. wlo1: CTRL-EVENT-DISCONNECTED bssid=c8:d7:79:50:d4:03 reason=3 locally_generated=1 wlo1: CTRL-EVENT-SSID-TEMP-DISABLED id=0 ssid="hermes" auth_failures=2 duration=23 reason=CONN_FAILED ioctl[SIOCSIWSCAN]: Device or resource busy wlo1: CTRL-EVENT-SCAN-FAILED ret=-1 retry=1 wlo1: CTRL-EVENT-SSID-REENABLED id=0 ssid="hermes" wlo1: Trying to associate with c8:d7:79:50:d4:03 (SSID='hermes' freq=2412 MHz) ioctl[SIOCSIWFREQ]: Device or resource busy wlo1: Association request to the driver failed wlo1: Authentication with c8:d7:79:50:d4:03 timed out. wlo1: CTRL-EVENT-DISCONNECTED bssid=c8:d7:79:50:d4:03 reason=3 locally_generated=1 wlo1: CTRL-EVENT-SSID-TEMP-DISABLED id=0 ssid="hermes" auth_failures=3 duration=46 reason=CONN_FAILED ioctl[SIOCSIWSCAN]: Device or resource busy wlo1: CTRL-EVENT-SCAN-FAILED ret=-1 retry=1 ioctl[SIOCSIWSCAN]: Device or resource busy wlo1: CTRL-EVENT-SCAN-FAILED ret=-1 retry=1 wlo1: CTRL-EVENT-SSID-REENABLED id=0 ssid="hermes" wlo1: Trying to associate with c8:d7:79:50:d4:03 (SSID='hermes' freq=2412 MHz) ioctl[SIOCSIWFREQ]: Device or resource busy wlo1: Association request to the driver failed wlo1: Authentication with c8:d7:79:50:d4:03 timed out. wlo1: CTRL-EVENT-DISCONNECTED bssid=c8:d7:79:50:d4:03 reason=3 locally_generated=1 wlo1: CTRL-EVENT-SSID-TEMP-DISABLED id=0 ssid="hermes" auth_failures=4 duration=77 reason=CONN_FAILED ^Cwlo1: CTRL-EVENT-TERMINATING
More (http://askubuntu.com/questions/461825/connect-to-wifi-from-command-line/461831#461831):
nmcli c NAME UUID TYPE DEVICE Wired connection 2 f79d239b-6e57-348d-bbd9-f689917d86b4 802-3-ethernet enxfcde56ff0106 Angels pride c1f5f213-4a9f-4f27-a8d4-24d0e584f45d 802-11-wireless -- Lourde WIFI_Internet b090d381-42c6-40b1-af61-13410d764b89 802-11-wireless -- Wired connection 1 1564ea51-0724-3c47-942d-3c376a1c0cd5 802-3-ethernet -- hermes 4a596b2d-b365-46dd-bfb2-62dd912a919e 802-11-wireless -- wirezone ecbdb1ef-b8bb-46ed-bb57-e11d02d3ec2f 802-11-wireless --
Showing wifi interface:
# nmcli d wifi list * SSID MODE CHAN RATE SIGNAL BARS SECURITY hermes Infra 1 54 Mbit/s 90 ▂▄▆█ WPA2
Now checking the kernel driver (http://askubuntu.com/questions/635625/how-do-i-get-a-realtek-rtl8723be-wireless-card-to-work):
# lspci -knn | grep Net -A2 03:00.0 Network controller [0280]: Realtek Semiconductor Co., Ltd. RTL8723BE PCIe Wireless Network Adapter [10ec:b723] DeviceName: Sanji2 Subsystem: Hewlett-Packard Company RTL8723BE PCIe Wireless Network Adapter [103c:81c1] Kernel driver in use: rtl8723be Kernel modules: rtl8723be
ifconfig && iwconfig && route -n && ping -c 1 google.com
enp2s0 Link encap:Ethernet HWaddr ec:8e:b5:fc:f1:6e
UP 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)
enxfcde56ff0106 Link encap:Ethernet HWaddr fc:de:56:ff:01:06
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:27144 errors:2 dropped:0 overruns:0 frame:2
TX packets:21691 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:28661096 (28.6 MB) TX bytes:4098261 (4.0 MB)
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:65536 Metric:1
RX packets:6799 errors:0 dropped:0 overruns:0 frame:0
TX packets:6799 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1
RX bytes:513684 (513.6 KB) TX bytes:513684 (513.6 KB)
wlo1 Link encap:Ethernet HWaddr 54:8c:a0:79:10:77
UP BROADCAST MULTICAST MTU:1500 Metric:1
RX packets:141 errors:0 dropped:0 overruns:0 frame:0
TX packets:419 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:17910 (17.9 KB) TX bytes:51220 (51.2 KB)
enp2s0 no wireless extensions.
lo no wireless extensions.
enxfcde56ff0106 no wireless extensions.
wlo1 IEEE 802.11bgn ESSID:off/any
Mode:Managed Frequency:2.412 GHz Access Point: Not-Associated
Tx-Power=20 dBm
Retry short limit:7 RTS thr=2347 B Fragment thr:off
Encryption key:off
Power Management:off
Installing a good driver:
sudo add-apt-repository ppa:hanipouspilot/rtlwifi sudo apt-get update sudo apt-get install rtlwifi-new-dkms
Rebooting..