F13: Latest kernel & NetworkManager updates broke rt2870 wireless connection

[Jim]

  On 08/24/2010 11:09 AM, Daniel B. Thurman wrote:
> Seems that the kernel/NetworkManager no longer
> can load the rt2870sta module.  I tried:
>
> # dmesg
> usb 1-4: USB disconnect, address 3
> usb 1-4: new high speed USB device using ehci_hcd and address 4
> usb 1-4: New USB device found, idVendor=14b2, idProduct=3c27
> usb 1-4: New USB device strings: Mfr=1, Product=2, SerialNumber=3
> usb 1-4: Product: 802.11 n WLAN
> usb 1-4: Manufacturer: Ralink
> usb 1-4: SerialNumber: 1.0
>
> # lssub
> Bus 001 Device 004: ID 14b2:3c27 Ralink Technology, Corp. rt2870 802.11n
> WLAN
>
> # lsmod | grep ra
> (nothing)
>
> # modprobe rt2870
> FATAL: Module rt2870 not found.
>
> # yum reinstall rt2870 kmod-rt2870
> (then checked again, nothing has changed)
>
> I checked everything else, the network-scripts and so on
> and the configurations seems intact...
>
> So how can I get my connection back

The Fedora kernels are having problems with module loading.

do a   su -c "depmod -ae" .

If that does not help uninstall kernel you are having problems with and 
try to yum update and reinstall new kernel.

I have had this problem with a few Fedora kernels on different boxes.