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RE: Utility to get IP address of the machine
- From: "Dave Korn" <dave dot korn at artimi dot com>
- To: <cygwin at cygwin dot com>
- Date: Wed, 4 Jan 2006 11:19:38 -0000
- Subject: RE: Utility to get IP address of the machine
Andrew DeFaria wrote:
> Bernhard Ege wrote:
> --
> It's lonely at the top, but you eat better.
>
>> I use my getip.sh script (windows xp):
>>
>> #!/bin/bash
>> # find default gateways
>> # select the one with the lowest metric
>> ip=`route print | egrep "^ +0.0.0.0 +0.0.0.0 +" | gawk 'BEGIN {
>> metric=255; ip="0.0.0.0"; } { if ( $5 < metric ) { ip=$4; metric=$5; }
>> } END { printf("%s\n",ip); }'`
>> echo Current ip is $ip 1>&2
>> echo $ip
>>
>> Seems to do the job fine on my setup :-)
>
> Why not the more simple:
>
> ipconfig | grep "IP Address" | awk '{print $NF}'
Because that may return more than one result. And it doesn't choose the one
with the lowest metric, which is most likely to be the primary gateway to the
world-at-large.
cheers,
DaveK
--
Can't think of a witty .sigline today....
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