issue with $netdevices_up and squeeze

David Dreezer dave at
Mon Dec 13 18:47:07 CET 2010

Hi Thomas,

I left out an important piece of information.  That is, we're using the latest experimental. Don't know fi this makes a difference, I did not look at the 3.x script.

David Dreezer
Customer Advocate, Social Strata, Inc.

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On Dec 13, 2010, at 1:16 AM, Thomas Lange wrote:

>>>>>> On Sun, 12 Dec 2010 16:38:23 -0800, David Dreezer <dave at> said:
>> In working through the upgrade to Squeeze however, this script is failing.  The problem is that with Squeeze $netdevices_up returns all devices except LO, up or not. 
>> 3: eth1: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc pfifo_fast state DOWN qlen 1000
>>    link/ether 00:30:48:72:21:d7 brd ff:ff:ff:ff:ff:ff
>> As you can see device 3, eth1 has no cable plugged into it, thus NO-CARRIER and state DOWN but it is still returned.  On Lenny device 3, eth1 wouldn't be returned.
> I guess it's initramfs-tools or live-boot which puts all NIC's into
> status up. Then the command ip link show up return all those
> interfaces, even if they have no carrier. So, we could sway it's a bug
> of the ip command. Or we could additionally check
> /sys/class/net/eth0/carrier
> -- 
> regards Thomas

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