From: Yohanes Santoso <ysantoso-rubytalk@...>
Date: 2005-10-18T05:19:13+09:00
Subject: Re: Querying IP Address of a NIC

Joe Van Dyk <joevandyk@gmail.com> writes:

> Hi,
>
> Other than parsing the output of `sudo /sbin/ifconfig`, anyone know of
> a way to get the current IP address of a NIC?  (say, eth0).
>
> Thanks!
> Joe

Parsing ifconfig is the only method that works on the largest number
of OSes.

Other than that, you'd have to use OS-dependent feature like what
Detlef Reichl has shown.

YS.