Ascertaining NIC Driver Version

vrwmiller at vrwmiller at
Fri Jan 7 19:07:33 UTC 2011

Thanks, Chuck! I Googled for an answer for a while and didn't find much. I  
did find that the particular driver I was interested did have a version  
number in the source, but the question actually came from a user who  
doesn't have source trees on their hosts.

On Jan 7, 2011 1:45pm, Chuck Swiger <cswiger at> wrote:
> On Jan 7, 2011, at 10:33 AM, vrwmiller at wrote:

> > Is there a command line utility, a la ethtool or the like, that can be  
> used to query the NIC driver version?

> "uname -a" is probably the most general answer, as most FreeBSD NIC  
> drivers don't have individualized version #s, aside from the OS version  
> itself.

> The sysctl tree under dev for a particular device, ie, "sysctl  
> dev.bce", "sysctl dev.em", etc will return more information which might  
> include a vendor-specific driver version #...

> Regards,

> --

> -Chuck

More information about the freebsd-questions mailing list