I'm unable to connect to ms sql server from php
$server = "127.0.0.1:1433MSSQLSERVER";
mssql_connect($server, 'sa', '123456');

$dsn="MyDatabase";
$username="phpUser";
$password="whatever";

$sqlconnect=odbc_connect($dsn, $username, $password);

$sqlquery="SELECT * FROM Sample;";

$results= odbc_exec($sqlconnect,$sqlquery);