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Subject: Re: Carrier detection for network interfaces
From: Martin Schlemmer <azarah@nosferatu.za.org>
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To: Jeff Garzik <jgarzik@pobox.com>
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On Sat, 2003-11-15 at 18:22, Jeff Garzik wrote:
> Martin Schlemmer wrote:
> > Is there any proper way to detect a carrier signal with network
> > interfaces ?  I have recently come across a problem where we tried
> > to do with with checking for 'RUNNING', which do not work for all
> > drivers, as well as mii-tool that fails in some cases.
> 
> 
> What kernel version?
> 
> In 2.6 you have linkwatch.  In 2.4 and 2.6, you have ETHTOOL_GLINK, and 
> mii-tool.
> 

Anything more shell accessible (sysfs/proc) ?


Thanks,

-- 
Martin Schlemmer