Ubuntu修改resolv.conf文件属性提示"Operation not supported while reading flags on /etc/resolv.conf"

这是由于resolvconf包阻止resolv.conf的属性被chattr命令修改，所以解决办法是首先将resolvconf包卸掉

解决办法

apt-get autoremove resolvconf

来源：http://blog.csdn.net/shoyer/article/details/7940895