[CentOS] CentOS 7.2 laptop wireless Intel Corporation Centrino Wireless-N 2230 (rev c4)

Thu Apr 14 21:26:13 UTC 2016
Philip V <pv.bugzilla+centos at gmail.com>

Output of dmesg / messages is found in a previous email (buried in the
message thread)


Any advice?

On Wed, Apr 13, 2016 at 10:42 PM, Philip V <pv.bugzilla+centos at gmail.com> wrote:
> With CentOS 7.2 a laptop wireless card is recognized in dmesg, but
> nonfunctional. Toggling the hardware wifi switch causes the Bluetooth
> icon to appear and disappear. The network configuration window shows
> the Wireless tab greyed out.  Rebooting with the bluetooth enabled
> does not help. It appears the appropriate driver is iwlwifi, which is
> what works in Fedora and appears to be available and installed in
> CentOS.
> lspci gives
> 08:00.0 Network controller: Intel Corporation Centrino Wireless-N 2230 (rev c4)
> 1. How do I get this working?  I am happy to work with command line tools.
> 2. Are there other packages I need? I installed wireless-tools, and
> tried to fiddle with iwconfig and NetworkManager to no avail. iwconfig
> does seem to interact with the wifi device.
> 3. Is there documentation I should be following to
> understand/troubleshoot networking support?
> https://wiki.centos.org/HowTos/Laptops/Wireless does not document the
> iwlwifi driver.