Chú ý khi cài mới UBUNTU

Chỉnh kích thước màn hình: http://www.ubuntugeek.com/how-change-display-resolution-settings-using-xrandr.html
Cài java6-jdk:

Mở filewall cho NFS

iptables -A INPUT -p tcp --dport nfs -s 10.58.63.190/10.58.63.199 -j ACCEPT
iptables -A INPUT -p udp --dport nfs -s 10.58.63.190/10.58.63.199 -j ACCEPT
iptables -A INPUT -p tcp --dport 111 -s 10.58.63.190/10.58.63.199 -j ACCEPT
iptables -A INPUT -m state --state ESTABLISHED,RELATED -j ACCEPT

Fix lỗi old authentication MySQL

http://www.bitshop.com/Blogs/tabid/95/EntryId/67/PHP-mysqlnd-cannot-connect-to-MySQL-4-1-using-old-authentication.aspx