2011-05-12 21:12:44
检查是否安装telnet服务： rpm -qa | grep telnet
修改配置文件：/etc/xinetd.d/telnet
# default: on
# description: The telnet server serves telnet sessions; it uses
# unencrypted username/password pairs for authentication.
service telnet
{
flags = REUSE
socket_type = stream
wait = no
user = root
server = /usr/sbin/in.telnetd
log_on_failure += USERID
disable = no
}
配置防火墙允许连接23端口，修改配置文件：etc/sysconfig/iptables，加入以下语句：
-A INPUT -m state --state NEW -m tcp -p tcp --dport 23 -j ACCEPT
重启防火墙服务：service iptables restart