Exchange 憑證過期解決方法

http://vicchen39.pixnet.net/blog/post/45342079-exchange%E6%86%91%E8%AD%89%E9%81%8E%E6%9C%9F%E8%A7%A3%E6%B1%BA%E6%96%B9%E5%BC%8F%E5%95%8F%E9%A1%8C%3A

PHP SNMP 支援

yum install php-snmp