由网友(为自己拼个未来)分享简介:我的安全组在EC2上设置TCP端口(服务)来源行动22(SSH)0.0.0.0/0删除80(HTTP)0.0.0.0/0~~MD~~aux删除443(HTTPS)0.0.0.0/0~~MD~~aux删除输出:当我运行的telnet JP $远程登录passionate4.net尝试50.18.159.124...
我的安全组在EC2上设置
TCP
端口(服务)来源行动
22(SSH)0.0.0.0/0删除
80(HTTP)0.0.0.0/0~~MD~~aux删除
443(HTTPS)0.0.0.0/0~~MD~~aux删除
输出:当我运行的telnet
JP $远程登录passionate4.net
尝试50.18.159.124 ...
远程登录:连接地址50.18.159.124:操作超时
远程登录:无法连接到远程主机
Ubuntu的EC2服务器
的ubuntu @ IP-10-166-185-18:〜$ sudo的netstat的-nup -l
活跃的互联网连接(仅服务器)
原始的recv-Q发送-Q本地地址外国地址状态的PID /计划名称
UDP 0 0 0.0.0.0:68 0.0.0.0:* 400 / dhclient3
解决方案
Telnet使用端口23,您不必在您的安全组。
Settings of my security group on EC2
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
Output: When I run the telnet
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
on ubuntu ec2 server
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
解决方案
Telnet uses port 23, you don't have it in your security group.
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