wget ftp://ftp.freetds.org/pub/freetds/stable/freetds-stable.tgz
tar zxvf freetds-stable.tgz
cd freetds-0.91

./configure --with-tdsver=8.0 --enable-msdblib

make
sudo make install

#   $Id: freetds.conf,v 1.12 2007/12/25 06:02:36 jklowden Exp $
#
# This file is installed by FreeTDS if no file by the same 
# name is found in the installation directory.  
#
# For information about the layout of this file and its settings, 
# see the freetds.conf manpage "man freetds.conf".  

# Global settings are overridden by those in a database
# server specific section
[global]
        # TDS protocol version
;       tds version = 4.2

        # Whether to write a TDSDUMP file for diagnostic purposes
        # (setting this to /tmp is insecure on a multi-user system)
;       dump file = /tmp/freetds.log
;       debug flags = 0xffff

        # Command and connection timeouts
;       timeout = 10
;       connect timeout = 10

        # If you get out-of-memory errors, it may mean that your client
        # is trying to allocate a huge buffer for a TEXT field.  
        # Try setting 'text size' to a more reasonable limit 
        text size = 64512

# A typical Sybase server
[egServer50]
        host = symachine.domain.com
        port = 5000
        tds version = 5.0

# A typical Microsoft server
[egServer70]
        host = ntmachine.domain.com
        port = 1433
        tds version = 7.0

[sql-server-2000]
        host = 192.168.182.9
        port = 1433
        tds version = 7.0

[sql-server-2005]
        host = 192.168.70.1
        port = 1433
        tds version = 8.0

/usr/local/bin/tsql -S sql-server-2000 -U sa -P test

locale is "zh_CN.UTF-8"
locale charset is "UTF-8"
using default charset "UTF-8"
1>

sudo yum install php php-devel php-fpm php-common php-mysql php-pdo libzip

 wget http://cn2.php.net/distributions/php-5.4.39.tar.gz

tar zxvf php-5.4.39.tar.gz
cd php-5.4.39/ext/mssql

phpize

./configure

make

sudo cp modules/mssql.so /usr/lib64/php/modules/

; Enable mssql extension module
extension=mssql.so

<?php
header("Content-type: text/html; charset=utf-8");

$msdb=mssql_connect("sql-server-2000","sa","test");
if (!$msdb) {
        echo "connect sqlserver error";
        exit;     
}

mssql_select_db("msdb",$msdb);
$result = mssql_query("SELECT top 5 * FROM employee", $msdb);
while($row = mssql_fetch_array($result)) {
        var_dump($row);
}

mssql_free_result($result);
?>

php -f test-mssql.php

cd php-5.4.39/ext/pdo_dblib
./configure
make
sudo cp modules/pdo_dblib.so /usr/lib64/php/modules/

; Enable pdo_dblib extension module
extension=pdo_dblib.so

'sqlsrv' => array(
                        'driver'   => 'sqlsrv',
                        'host'     => 'sql-server-2000',
                        'database' => 'msdb',
                        'username' => 'sa',
                        'password' => 'test',
                        'prefix'   => '',
                ),