AWS 的 Lightsail 不能 ping 吗? - V2EX
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daiqiangbudainiu

AWS 的 Lightsail 不能 ping 吗?

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  •   daiqiangbudainiu Apr 9, 2018 12408 views
    This topic created in 2955 days ago, the information mentioned may be changed or developed.
    如题,我开了一个免费的,也绑定了固定 IP,结果发现不能 ping,防火墙的选项处也没有什么 icmp 的选项
    Supplement 1    Apr 12, 2018
    我也发现防火墙选项改成放过所有 tcp 和 udp 就可以 ping,但是这样我自己在系统里配置 iptables 就无法 ssh 连接了
    12 replies    2019-11-28 00:48:54 +08:00
    jamesbond
        1
    jamesbond  
       Apr 9, 2018 via Android
    自己调安全组设置啊,设置成所有 TCP 和 UDP 你再试试看
    2code
    2
    2code  
       Apr 9, 2018
    ping 是 ICMP 协议
    lafuerza
        3
    lafuerza  
       Apr 9, 2018
    不能,亚马逊禁止了 ICMP 协议的
    zocome
        4
    zocome  
       Apr 9, 2018
    是的,官方明确说了 lightsail 不支持 ICMP 协议
    Showfom
        5
    Showfom  
    PRO
       Apr 9, 2018
    是的,不支持
    cxbig
        6
    cxbig  
       Apr 9, 2018
    AWS 的服务默认都不支持 ping
    检查健康度用内置的 CloudWatch
    zhengxiaowai
        7
    zhengxiaowai  
       Apr 9, 2018
    打开 TCP 端口,试试 tclping

    https://github.com/zhengxiaowai/tcping
    roychan
        8
    roychan  
       Apr 10, 2018   6
    把防火墙设置成 Allow TCP+UDP 0-65535 就可以了,虽然不知道为什么 ICMP 这样就能用了。。
    wzw
        9
    wzw  
       Jan 12, 2019
    @roychan #8 这个是一个妙招

    @zhengxiaowai #7 和 ping 有区别吗? 我感觉差不多, 好用
    Cyphexl
        11
    Cyphexl  
       Jun 19, 2019   1
    情报更新:目前 aws lightsail 似乎已经修复这个 bug,全开 TCP+UDP 端口也无法 ping。我还能 Google 到这个帖子,是非常靠前的结果,为避免误导后来者,有必要补充此信息。

    我的解决方案是 `pip install tcping`。
    wwbfred
        12
    wwbfred  
       Nov 28, 2019
    @Cyphexl 我不知道你那时是不是修复了,但我刚建的机子实测有效.开放全端口后的确可 ping.
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