交换机安全 802.1X、port-security、DHCP SNOOP、DAI、VACL、SPAN RSPAN

tar -zxvf proftpd-1.3.3e.tar.gz 进行解压
cd proftpd-1.3.3e 进入文件夹
./configure --prefix=/usr/local/proftpd
make
make install

groupadd sunftpgroup
useradd -g sunftpgroup -d /var/ftp -s /sbin/nologin sunftp
passwd 123456

cp contrib/dist/rpm/proftpd.init.d /etc/rc.d/init.d/proftpd

vi /etc/rc.d/init.d/proftpd
PATH="$PATH:/usr/local/proftpd/sbin:/usr/local/proftpd/bin"

//设置为可执行文件
chmod +x /etc/rc.d/init.d/proftpd

vi /usr/local/proftpd/etc/proftpd.conf

ServerName                      "ProFTPD"
ServerType                      standalone
ServerIdent 					off
DefaultServer                   on

Port				21

Umask				022

MaxInstances			30

User				sunftp
Group				sunftpgroup

DefaultRoot /var/ftp

AllowOverwrite		on

<Directory /var/ftp>
HideNoAccess         off
<Limit WRITE>
Order            deny,allow
AllowUser        sunftp
</Limit>
</Directory>

测试一下吧；

对了，别忘记先关闭 iptalbes啊。默认它是禁用FTP端口的，如果这只开21还不行，我只好先关闭iptalbes了。