[arch-general] Problem with Wifi Connections (Intel Corporation PRO/Wireless 4965 AG Connection)

[Sean Snell]

Thank you for the replies; I'll be back on the project within the next 2-3
hours, and I'll report back on your suggestions.

Sean


On Thu, Apr 17, 2014 at 9:31 AM, Zack Gold <zg at linux.com> wrote:

> Hi Sean,
>
> I have been having issues connecting to a WiFi network on my laptop
> lately as well, here's what I did to resolve the issue, which might
> help in your case too.
>
> I was having problems with netctl because it apparently is trying to
> use dhcpcd in the wrong way, or is trying to take on the role that
> dhcpcd plays. Maybe someone can correct me if I'm misinterpreting the
> issue at hand. The way I resolved this issue was to revert back to
> netctl-1.4-2, run `ip link set wlan0 down' (wlan0 is my wireless
> interface), and then run `netctl enable wlan0-network' (wlan0-network
> is my netctl profile).
>
> Hopefully this helps,
> Zack Gold
>
> On Thu, Apr 17, 2014 at 3:57 AM, Maximilian Bräutigam <m at xbra.de> wrote:
> > Am 16.04.2014 17:27, schrieb Sean Snell:
> >> Hi everybody,
> >> First, this is on a Lenovo X61 laptop. This is a fresh installation on a
> >> new SSD hard drive I recently purchased. I already have a 500GB hard
> drive
> >> with Arch and Windows dual booting on it, and the Wifi still works just
> >> fine from the old installation when I reinstalled the old hard drive for
> >> testing, but for the life of me I cannot get wifi-menu to connect to any
> >> wifi connections on this new installation.
> >>
> >> The card is a Intel Corporation PRO/Wireless 4965 AG. Per the wireless
> >> wiki<
> https://wiki.archlinux.org/index.php/Wireless_network_configuration#iwlegacy
> >,
> >> I've installed linux-firmware so I can use the iwlegacy (driver?). With
> the
> >> help of a friend, we feel the modules are loading correctly, but when we
> >> try to actually connect using wifi-menu, journalctl -xn says the
> following:
> >>
> >> \\\\\\\\\\\
> >> - Unit netctl at wls3\x2dNEOPCS\x2dSecured.service has begun starting up.
> >> Starting network profile 'wls3-NEOPCS-Secured'...
> >> The interface of network profile 'wls3-NEOPCS-Secured' is already up
> >> netctl at wls3\x2dNEOPCS\x2dSecured.service: main process exited,
> code=exited,
> >> status=1/FAILURE
> >> \\\\\\\\\\\\\
> >>
> >>
> >> What I've installed in relation to the Wifi:
> >> - wpa_supplicant (per the initial insistence of wifi-menu "out of the
> box"
> >> - linux-firmware (per the
> >> wiki<
> https://wiki.archlinux.org/index.php/Wireless_network_configuration#iwlegacy
> >
> >> )
> >>
> >> Output of lspci | grep "Intel":
> >> 00:00.0 Host bridge: Intel Corporation Mobile PM965/GM965/GL960 Memory
> >> Controller Hub (rev 0c)
> >> 00:02.0 VGA compatible controller: Intel Corporation Mobile GM965/GL960
> >> Integrated Graphics Controller (primary) (rev 0c)
> >> 00:02.1 Display controller: Intel Corporation Mobile GM965/GL960
> Integrated
> >> Graphics Controller (secondary) (rev 0c)
> >> 00:19.0 Ethernet controller: Intel Corporation 82566MM Gigabit Network
> >> Connection (rev 03)
> >> 00:1a.0 USB controller: Intel Corporation 82801H (ICH8 Family) USB UHCI
> >> Controller #4 (rev 03)
> >> 00:1a.1 USB controller: Intel Corporation 82801H (ICH8 Family) USB UHCI
> >> Controller #5 (rev 03)
> >> 00:1a.7 USB controller: Intel Corporation 82801H (ICH8 Family) USB2 EHCI
> >> Controller #2 (rev 03)
> >> 00:1b.0 Audio device: Intel Corporation 82801H (ICH8 Family) HD Audio
> >> Controller (rev 03)
> >> 00:1c.0 PCI bridge: Intel Corporation 82801H (ICH8 Family) PCI Express
> Port
> >> 1 (rev 03)
> >> 00:1c.1 PCI bridge: Intel Corporation 82801H (ICH8 Family) PCI Express
> Port
> >> 2 (rev 03)
> >> 00:1d.0 USB controller: Intel Corporation 82801H (ICH8 Family) USB UHCI
> >> Controller #1 (rev 03)
> >> 00:1d.1 USB controller: Intel Corporation 82801H (ICH8 Family) USB UHCI
> >> Controller #2 (rev 03)
> >> 00:1d.7 USB controller: Intel Corporation 82801H (ICH8 Family) USB2 EHCI
> >> Controller #1 (rev 03)
> >> 00:1e.0 PCI bridge: Intel Corporation 82801 Mobile PCI Bridge (rev f3)
> >> 00:1f.0 ISA bridge: Intel Corporation 82801HEM (ICH8M-E) LPC Interface
> >> Controller (rev 03)
> >> 00:1f.2 IDE interface: Intel Corporation 82801HM/HEM (ICH8M/ICH8M-E)
> SATA
> >> Controller [IDE mode] (rev 03)
> >> 00:1f.3 SMBus: Intel Corporation 82801H (ICH8 Family) SMBus Controller
> (rev
> >> 03)
> >> 03:00.0 Network controller: Intel Corporation PRO/Wireless 4965 AG or
> AGN
> >> [Kedron] Network Connection (rev 61)
> >>
> >> Output of lsmod | grep -h "iw":
> >> iwl4965 90075 0
> >> iwlegacy 49001 1 iwl4965
> >> mac80211 490609 2 iwl4965,iwlegacy
> >> cfg80211 431038 3 iwl4965,iwlegacy,mac80211
> >> led_class 3547 3 sdhci,iwlegacy,thinkpad_acpi
> >>
> >>
> >> Can anybody help clue me into what I might be overlooking? I've run out
> of
> >> ideas of what else to look into, and while I'm still "getting my feet
> wet"
> >> with Linux, being a Windows admin by profession, I'm not afraid to dig
> >> deeper with a little help! :)
> >>
> >> Thanks everybody!
> >> Sean
> >>
> >
> > Hi Sean,
> >
> > to my mind it look promising since the correct modules appear to be
> > loaded. Maybe you could comment an how you try to establish the
> > connection. I usually prefer to use the NetworkManager.
> >
> > https://wiki.archlinux.org/index.php/NetworkManager
> >
> > base package is "networkmanager",
> > for Gnome: "network-manager-applet"
> > for KDE: "kdeplasma-applets-plasma-nm"
> >
> > I think (but I am unsure) you should stop all netctl services running
> > before trying the following commands.
> >
> > Start the daemon (cases are correct this way):
> > # systemctl start NetworkManager.service
> >
> > If you wanna use cli:
> >
> > List of devices:
> > # nmcli con list
> > Connect:
> > # nmcli dev wifi connect <name> password <password>
> >
> > If it is working enable the daemon on boot:
> > # systemctl enable NetworkManager.service
> >
> > Best wishes,
> > Max
>