How to install SFTP in LINUX

How do I install vsftpd?

Simply type the following command as a superuser (root):
# yum install vsftpd

WARNING! These examples open your computer to insecure ftp protocol. If possible use SFTP ftp secure sever which is inbuilt into OpenSSH SSHD server.

Turn on vsftpd ftp service

Type the following command:
# chkconfig vsftpd on

How do I start vsftpd ftp server?

Type the following command:
# service vsftpd start

How do I stop vsftpd ftp server?

Type the following command:
# service vsftpd stop

How do I restart vsftpd ftp server?

Type the following command:
# service vsftpd restart

Open FTP port

Open /etc/sysconfig/iptables file, enter:
# vi /etc/sysconfig/iptables
Append following line to open ftp port 21 before REJECT line:
-A RH-Firewall-1-INPUT -m state --state NEW -m tcp -p tcp --dport 21 -j ACCEPT
Save and close the file. Restart the firewall:
# service iptables start

Test ftp server

Type the following command:
$ ftp localhost
$ ftp ftp.server.com
$ ftp 202.54.1.1

How do I configure vsftpd server?

The default configuration file is /etc/vsftpd/vsftpd.conf file. You can open file with vi text editor:
# vi /etc/vsftpd/vsftpd.conf