[root@zshts011 backup]# telnet 192.168.31.42
Trying 192.168.31.42...
telnet: connect to address 192.168.31.42: No route to host
解决方法:
在目标机器上执行:iptables -F
[root@zshts011 backup]# telnet 192.168.31.42
Trying 192.168.31.42...
Connected to 192.168.31.42.
Escape character is '^]'.
Red Hat Enterprise Linux Server release 6.2 (Santiago)
Kernel 2.6.32-220.el6.x86_64 on an x86_64
login:
执行成功了!!!