Linux系统telnet服务设置大全(1)(2)
三、telnet服务检测
1、查看telnet服务
- [root@rhel52 /]# chkconfig --list | grep telnet
- ekrb5-telnet: off
- krb5-telnet: off
- telnet: off
- [root@rhel52 /]#
2、开启telnet服务
- [root@rhel52 /]# chkconfig telnet on
- 也可以用[root@rhel52 /]# ntsysv开启
3、设置自动启动
- [root@rhel52 /]# chkconfig --level 35 telnet on
- [root@rhel52 /]# chkconfig --list | grep telnet
- ekrb5-telnet: off
- krb5-telnet: off
- telnet: on
- [root@rhel52 /]#
四、telnet服务调试
1、配置telnet文件
- [root@rhel52 /]# vim /etc/xinetd.d/telnet
- # default: on
- # description: The telnet server serves telnet sessions; it uses \
- # unencrypted username/password pairs for authentication.
- service telnet
- {
- disable = no 《=确认是no
- flags = REUSE
- socket_type = stream
- wait = no
- user = root
- server = /usr/sbin/in.telnetd
- log_on_failure += USERID
- }
2、注意/etc/xinetd.d/ekrb5-telnet 和 krb5-telnet两个文件中的disable,稍后说明其作用.
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