gistfile1.rb

irb(main):001:0> require 'netcf'
=> true
irb(main):002:0> n = Netcf.new
=> #<Netcf:0x2ab58b74e058>
irb(main):003:0> i = n.lookup_by_name('eth0')
=> #<NetcfIf:0x2ab58b741df8>
irb(main):004:0> puts i.xml_desc
<?xml version="1.0"?>
<interface name="eth0" type="ethernet">
  <start mode="onboot"/>
  <protocol family="ipv4">
    <ip address="10.27.21.127" prefix="24"/>
    <route gateway="10.27.21.1"/>
  </protocol>
</interface>
=> nil
irb(main):005:0>