This article relates the following command:
# Service vsftpd status // query the service status vsftp
# apt-get remove vsftpd //卸载vsftpd
# apt-get install vsftpd //安装vsftpd
Package # apt-get -f install // unspecified, use it to correct errors
# Service vsftpd restart // restart the vsftpd service
Step 1: Check whether to deploy vsftpd, command editor using # service vsftpd status
Step two: Uninstall remaining vsftpd related packages, command # apt-get remove vsftpd
The third step: Because of unspecified package, so use # apt-get -f install correct mistakes
Step four: Install vsftpd # apt-get install vsftpd
So far, vsftpd namely the installation is complete.