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#1 2012-11-03 17:55:23

sanjuchopra
Member
From: Gurgaon,INDIA
Registered: 2010-08-01
Posts: 33

[Solved]No network interface after update.

I update my system and after that my network manager applet is showing that no interface available.
Output of iwconfig

wlan0     IEEE 802.11bgn  ESSID:off/any  
          Mode:Managed  Access Point: Not-Associated   Tx-Power=16 dBm   
          Retry  long limit:7   RTS thr:off   Fragment thr:off
          Encryption key:off
          Power Management:on
          
lo        no wireless extensions.

eth0      no wireless extensions.

output of ifconfig -a

eth0: flags=4163<UP,BROADCAST,RUNNING,MULTICAST>  mtu 1500
        inet 192.168.1.4  netmask 255.255.255.0  broadcast 192.168.1.255
        inet6 fe80::12bf:48ff:fe09:6125  prefixlen 64  scopeid 0x20<link>
        ether 10:bf:48:09:61:25  txqueuelen 1000  (Ethernet)
        RX packets 735  bytes 509429 (497.4 KiB)
        RX errors 0  dropped 0  overruns 0  frame 0
        TX packets 890  bytes 120242 (117.4 KiB)
        TX errors 0  dropped 0 overruns 0  carrier 0  collisions 0

lo: flags=73<UP,LOOPBACK,RUNNING>  mtu 16436
        inet 127.0.0.1  netmask 255.0.0.0
        inet6 ::1  prefixlen 128  scopeid 0x10<host>
        loop  txqueuelen 0  (Local Loopback)
        RX packets 0  bytes 0 (0.0 B)
        RX errors 0  dropped 0  overruns 0  frame 0
        TX packets 0  bytes 0 (0.0 B)
        TX errors 0  dropped 0 overruns 0  carrier 0  collisions 0

wlan0: flags=4099<UP,BROADCAST,MULTICAST>  mtu 1500
        ether 94:db:c9:44:61:ef  txqueuelen 1000  (Ethernet)
        RX packets 0  bytes 0 (0.0 B)
        RX errors 0  dropped 0  overruns 0  frame 0
        TX packets 0  bytes 0 (0.0 B)
        TX errors 0  dropped 0 overruns 0  carrier 0  collisions 0

But when i connect eth cable, i can use network. But network manager is not showing it.
I am unable to use usb tethering and wireless network
Please help i don't want to reinstall Arch Linux again.

Last edited by sanjuchopra (2012-11-04 07:54:27)

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#2 2012-11-03 19:47:56

sanjuchopra
Member
From: Gurgaon,INDIA
Registered: 2010-08-01
Posts: 33

Re: [Solved]No network interface after update.

It solved I added systemd parameter in boot.

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#3 2012-11-03 22:33:40

karol
Archivist
Registered: 2009-05-06
Posts: 25,440

Re: [Solved]No network interface after update.

sanjuchopra wrote:

It solved I added systemd parameter in boot.

Please remember to mark the thread as solved.

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