Thanks. It turns out that the mistake was mine and I had the wrong
device plugged in ! Very sorry for the noise :(
On 4 September 2013 17:34, Rick Stevens <ricks@xxxxxxxxxxxxxx> wrote:
> On 09/03/2013 03:01 PM, Aaron Gray issued this missive:
>
>> Hi,
>>
>> "Error: connection activation failed: Device not managed by
>> NetworkManager or unavailable"
>>
>> I am getting the above error and have tried all my normal mods to try
>> and get a connection.
>>
>> I did move the SATA drive from one machine to another and back,
>> changing the MAC address and putting it back in the process.
>>
>> I have tried adding 'NM_CONTROLLED="yes"' to
>> /etc/sysconfig/network-scripts/ifcfg-em1
>>
>> but still am not able to get it to work.
>>
>> As I cannot connect to the internet on this device I cannot do any yum
>> reinstalls.
>
>
> Are you certain the device is still called "em1"? As root, try "ifconfig
> -a".
>
> Several revisions ago many network devices were renamed based on the
> bus they were on and where they appeared on the bus. For example, my
> old "eth0" got renamed "p4p1". My "wlan0" card was also a candidate,
> so I added a rule to "/etc/udev/rules.d/70-persistent-net.rules" to
> keep the old "wlan0" name. The rule looks like:
>
> # PCI device 0x8086:0x008a (iwlagn)
> SUBSYSTEM=="net", ACTION=="add", DRIVERS=="?*",
> ATTR{address}=="bc:77:37:51:11:5c", ATTR{dev_id}=="0x0", ATTR{type}=="1",
> KERNEL=="wlan*", NAME="wlan0"
>
> You could do something similar. Note that the "bc:77:37:51:11:5c"
> is the MAC address of my wireless card. You can extract that from the
> "ifconfig -a" data...it's the thing listed after "ether" in the listing.
> ----------------------------------------------------------------------
> - Rick Stevens, Systems Engineer, AllDigital ricks@xxxxxxxxxxxxxx -
> - AIM/Skype: therps2 ICQ: 22643734 Yahoo: origrps2 -
> - -
> - I haven't lost my mind. It's backed up on tape somewhere, but -
> - probably not recoverable. -
> ----------------------------------------------------------------------
>
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