On Tue, Nov 30, 2010 at 04:22:54PM -0600, Matt Domsch wrote:
On Tue, Nov 30, 2010 at 04:18:10PM -0600, Michael Cronenworth wrote:
> Matt Domsch wrote:
> > I don't expect desktops to expose
> > this information - they have only 1 NIC.
>
> Many desktops have dual-NICs. I'm typing from an SMBIOS 2.6 ASUS desktop
> motherboard with dual-NICs.
>
> Handle 0x002D, DMI type 10, 6 bytes
> On Board Device Information
> Type: Ethernet
> Status: Enabled
> Description: Onboard Ethernet
>
> Handle 0x003D, DMI type 41, 11 bytes
> Onboard Device
> Reference Designation: Onboard Ethernet
> Type: Ethernet
> Status: Enabled
> Type Instance: 0
This is the interesting field. Type 41 obsoletes Type 10, and adds the
Type Instance field.
>
> Will my network interface names change with this feature or is this
> purely for Dell/HP only? I'm a bit confused by the verbage on the wiki
> page and the part about SMBIOS 2.6.
Yes, your system, on new install, or if you delete
/etc/udev/rules.d/70-persistent-net.rules and the HWADDR lines from
/etc/sysconfig/network-scripts/ifcfg-*, will then use the new names.
specifically, em0 for the above device, and em<Type Instance> for the
second NIC specified in SMBIOS...
--
Matt Domsch
Technology Strategist
Dell | Office of the CTO