我的安全组在EC2上的设置
TCP
Port(Service) Source Action
22 (SSH) 0.0.0.0/0 Delete
80 (HTTP) 0.0.0.0/0 Delete
443 (HTTPS) 0.0.0.0/0 Delete
输出:当我运行telnet时
JP$ telnet passionate4.net
Trying 50.18.159.124...
telnet: connect to address 50.18.159.124: Operation timed out
telnet: Unable to connect to remote host
在ubuntu ec2服务器上
ubuntu@ip-10-166-185-18:~$ sudo netstat -nup -l
Active Internet connections (only servers)
Proto Recv-Q Send-Q Local Address Foreign Address State PID/Program name
udp 0 0 0.0.0.0:68 0.0.0.0:* 400/dhclient3
答案 0 :(得分:2)
Telnet使用端口23,您的安全组中没有它。
答案 1 :(得分:0)
输入: JP $ telnet passionat4.net 80
80,443,3389,或者您正在测试的任何端口。
Windows示例: C:/> telnet www.google.com 80