Enable the root user Telnet function and the configuration after starting the FTP service in SuSE

Enable the root user Telnet function in SuSE
First

# Vi/etc/PAM. d/login
Find this line of auth required pam_securetty.so
Unregister it

Then start Telnet
# Rcxinetd restart

Configuration after FTP service is started in SuSE
GDGZ-PS-GW001-WAP14:/etc # ll | grep FTP

-RW-r -- 1 Root 565 Jul 1 2004 ftpusers

Drwxr-XR-x 2 root Root 80 Oct 30 2007 pure-ftpd

-RW ------- 1 Root 6084 Jul 1 2004 vsftpd. conf

# Vi/etc/vsftpd. conf

Set the following three lines
Anonymous_enable = Yes

# Local_enable = Yes

# Write_enable = Yes

Changed:
Anonymous_enable = No/do not enable Anonymous Access/

Local_enable = Yes/enable the Local User Logon Service/

Write_enable = Yes/Enable write permission for any user/

# Vi/etc/ftpusers

# Root

Users listed in the/etc/ftpusers file are prohibited from logging on via ftp. If you want these users to log on via FTP, You need to unregister them, that is, add # before the user name #.