1.查看telnet安装包
[root@localhost ~]# rpm -aq | grep telnet telnet-0.17-39.el5 telnet-server-0.17-39.el5
没有看到结果请安装telent-server服务
2.修改安全配置文件
mv /etc/securetty /etc/securetty.bak
3.重启xinetd服务
service xinetd restart
vsftpd配置
1.查看vsftpd安装包
rpm -aq | grep vsftpd
没有看到结果请安装vsftpd服务
2.修改/etc/vsftpd/ftpusers
# Users that are not allowed to login via ftp #root --注释掉 bin daemon adm lp sync shutdown halt mail news uucp operator games nobody
修改/etc/vsftpd/user_list
# vsftpd userlist # If userlist_deny=NO, only allow users in this file # If userlist_deny=YES (default), never allow users in this file, and # do not even prompt for a password. # Note that the default vsftpd pam config also checks /etc/vsftpd/ftpusers # for users that are denied. #root --注释掉 bin daemon adm lp sync shutdown halt mail news uucp operator games nobody
3.重启vsftp服务
service vsftpd restart
4.测试ftp服务
[root@localhost vsftpd]# ftp localhost Connected to localhost.localdomain. 220 (vsFTPd 2.0.5) 530 Please login with USER and PASS. 530 Please login with USER and PASS. KERBEROS_V4 rejected as an authentication type Name (localhost:root): root 331 Please specify the password. Password: 230 Login successful. Remote system type is UNIX. Using binary mode to transfer files. ftp>