Linux 基础与应用教程0010 (ssh2)

1.改ssh2端口

1. ssh 192.168.130.28

2.vi /etc/ssh/sshd_config

3.service sshd restart

4.service iptables stop

秘钥加密

1. iptables -F

2.iptables -X

3.iptables -P INOUT DROP

4.iptables -P FORWARD DROP

5.iptables -P OUTPUT ACCEPT

6.iptables -A INPUT -p tcp --dport 22 -j ACCEPT

7.iptables -A INPUT -p tcp --dport333 -j ACCEPT

查看详情 iptables -L -n

8.service iptables save

9.service iptables restart

删除

10.iptables -L --line-numbers -n

11.iptables -D INPUT 2

12.service iptables save

13.service iptables restart

http://vdisk.weibo.com/s/C6SfyQNOZSCL0

http://www.51xuediannao.com

This moment will nap, you will have a dream; but this moment study, you will interpret a dream.