[ofa-general] quick IPoIB config question

[Vladimir Sokolovsky]

Joe Landman wrote:
> Hi folks:
> 
>   Built OFED-1.2-rc4 on OpenSuSE 10.2, works fine as long as I turn of 
> 32-bit build, and update to a 2.6.20 kernel.  Installed the RPMs after 
> build, and the system appears to be fine/well behaved.  Is there a 
> OFED-specific technique to have the ib0 interface configure at boot 
> time, after drivers load?   This might be distribution specific.
> 
> I created a file named /etc/sysconfig/network/ifcfg-ib0 which contained
> 
> BOOTPROTO='static'
> MTU=''
> REMOTE_IPADDR=''
> STARTMODE='onboot'
> USERCONTROL='no'
> NETMASK='255.255.0.0'
> IPADDR='10.1.32.2'
> DEVICE='ib0'
> 
> Bringing the interface up with an 'ifconfig ib0 up' doesn't seem to 
> assign the IP address and netmask to it.
> 
> Hence my question.  Is there an OFED specific method of configuring this 
> (e.g. a config file I need to edit/create), or is it distribution 
> dependent?
> 
> If I force the issue with an ifconfig, it looks like it works fine. This 
> is ok as a work around, and I can create an /etc/init.d/ib or similar to 
> force the issue.  I would prefer to do this "the right way", and if 
> there is someone with guidance/pointers as to what that is, I would 
> prefer to follow that.
> 
> Thanks.
> 
> Joe
> 

Hi Joe,
You can do one of the following to set ib0 configuration from ifcfg-ib0:

* ifup ib0

* /etc/init.d/openibd restart

Regards,
Vladimir