Re: Net containers config and usage

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chris@xxxxxxxxxxxxx wrote:
> On Mon, Jan 12, 2009 at 04:51:40PM -0600, Serge E. Hallyn wrote:
>   
>>>   But I'm having trouble assigning an interface over to that container.
>>>
>>>   I tried doing:
>>>      # echo <pid> > /sys/class/net/eth4/new_ns_pid
>>>
>>>   But there are no entries in sysfs called new_ns_pid.
>>>       
>> Yeah I'm not sure where that command came from.
>>     
>
> OK - just FYI, I got that command from http://lxc.sourceforge.net/network.php
>   
You are right, it is not up-to-date.
>   
>> To move eth4 into a new
>> netns, you'd want to do
>>
>> 	ip link set eth4 netns $pid_of_shell_in_ns
>>
>> See http://lxc.sourceforge.net/network/configuration.php for
>> more  info.
>>
>>     
>
> Trying to use the "ip link set" command, I get a different problem - it
> reports an RTNETLINK error:
>
>  [root@C100273 iproute2-2.6.25]# ps aux | grep tcsh
>  root     21918  0.0  0.0  71036  2084 pts/1    S+   16:47   0:00 -bin/tcsh
>  root     22008  0.0  0.0  61144   716 pts/2    R+   16:57   0:00 grep tcsh
>  [root@C100273 iproute2-2.6.25]# ip/ip link set eth4 netns 21918
>  RTNETLINK answers: Invalid argument
>
> Any idea what could cause that error?
>   
Assuming your prompt is showing the right version, try a version of 
iproute2 >= 2.6.26

Regards
    -- Daniel

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