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- Subject: Re: MAC Address
- From: Jeff Pohlmeyer <yetanothergeek@...>
- Date: Sun, 13 Feb 2011 00:00:29 -0600
On Sat, Feb 12, 2011 at 11:43 PM, Leo Razoumov wrote:
> On Sat, Feb 12, 2011 at 23:44, Thomas Harning Jr. wrote:
>> Let alone a way to define "default network interface". Or is there?
>> Say I have 2 NICs, which one is default?
> The one which is associated with a default route is a default interface.
> On Linux one can get it via "route -n". From Lua one can use
> os.popen("route -n") and then parse the line with 0.0.0.0 destination
> (default route) and extract the corresponding interface name.
I am using pppoe on my machine and "route" tells me 0.0.0.0
is ppp0, but that still doesn't tell me which NIC is ppp0
associated with.
- Jeff
