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Jeff Pohlmeyer wrote:
> 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 destination
>> (default route) and extract the corresponding interface name.
> I am using pppoe on my machine and "route" tells me
> is ppp0, but that still doesn't tell me which NIC is ppp0
> associated with.
>  - Jeff

for that you need 'ifconfig ppp0'

- Andrew