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Tag: network

  • Ubuntu 12.04 Wireless unmanaged

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    When installing Ubuntu, and during install You choose to use wlan0 interface. On first system boot wireless becomes unmanaged, and You can’t choose wireless AP. solution is to edit file /etc/network/interfaces There should be lines like auto wlan0 iface wlan0 inet dhcp wpa-ssid wifi-name wpa-psk wifi-key delete those lines and reboot computer. Network manager will…

  • reset network interfaces on centos 6.3

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    If You copy/clone Your machine, or change network card, on linux Your interfaces get names eth1, eth2, eth3 and so on. Before makeing changes just delete /etc/udev/rules.d/70-persistent-net.rules file. After first boot, network interfaces will be enumerated from zero again. rm /etc/udev/rules.d/70-persistent-net.rules