Something

<?php

global $ipaddr;

/**
  * The following are sample IP's -- you will need to modify this file and put in the proper information.
  *
  * Location_id is defined in your RCS Web Panel area under Account Information.
  */

$ipaddr = array(
	'Chicago' => array('ip' => '216.6.224.119', 'hostname' => '216.6.224.119', 'location_id' => 3),
	'Dallas' => array('ip' => '216.6.226.234', 'hostname' => '216.6.226.234', 'location_id' => 4),
	'Seattle' => array('ip' => '216.6.236.13', 'hostname' => '216.6.236.13', 'location_id' => 12),
	'Toronto' => array('ip' => '208.68.94.232', 'hostname' => '208.68.94.232', 'location_id' => 11),
	'London' => array('ip' => '78.129.193.42', 'hostname' => '78.129.193.42', 'location_id' => 7),
	'Tampa' => array('ip' => '66.96.90.123', 'hostname' => '66.96.90.123', 'location_id' => 10)
);

?>