<?php
$myServer = "10.1.5.100";
$myUser = "test";
$myPass = "222";



// Server in the this format: <computer>\<instance name> or 
// <server>,<port> when using a non default port number
// Connect to MSSQL
echo '1';
$link = mssql_connect($myServer, $myUser, $myPass);
echo '2';
if (!$link) {
    die('Something went wrong while connecting to MSSQL');
} else {
echo '3';
}
?>

 error_reporting(E_ALL);
 ini_set("display_errors", 1);