gcp hk 回程是走的什么路线? - V2EX
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mnihyc
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gcp hk 回程是走的什么路线?

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  •   mnihyc 2019-12-14 07:52:30 +08:00 5325 次点击
    这是一个创建于 2210 天前的主题,其中的信息可能已经有所发展或是发生改变。


    RT,随便找了个 ip,第一跳好像就是本地 163,这走的是什么线路???

    12 条回复    2020-02-06 15:58:44 +08:00
    yulihao
        1
    yulihao  
       2019-12-14 08:09:08 +08:00
    接了电信 163,不知道为什么 GCP 默认屏蔽前几跳
    xxq2112
        2
    xxq2112  
       2019-12-14 09:42:52 +08:00 via iPhone
    就是直连 163 啊
    mnihyc
        3
    mnihyc  
    OP
       2019-12-14 12:46:25 +08:00 via Android
    @yulihao 从上海绕?
    xxq2112
        4
    xxq2112  
       2019-12-14 22:02:47 +08:00 via iPhone
    @mnihyc 在 HK 接入的 20G 163,具体到底是北上广要看电信分配的上级出口
    mnihyc
        5
    mnihyc  
    OP
       2019-12-15 11:21:38 +08:00 via Android
    @xxq2112 就是说不清楚是吧,那 APCN2 断了是否会对这个线路造成影响?
    DGideas
        6
    DGideas  
       2019-12-15 11:49:58 +08:00
    感兴趣的是为何 GCP 屏蔽了前几跳
    mytsing520
        7
    mytsing520  
    PRO
       2019-12-15 13:06:28 +08:00
    不想让你知道 Google 自己的网络部署而已
    CeretBoom
        8
    CernetBoom  
       2019-12-15 13:19:39 +08:00 via Android
    @mnihyc 香港到中国大陆都是走陆缆
    mnihyc
        9
    mnihyc  
    OP
       2019-12-16 11:44:00 +08:00 via Android
    @CernetBoom 没怎么了解过,陆缆的拥堵情况怎么样?晚高峰 mtr 出来结果挺可怕的。
    https://ftp.bmp.ovh/imgs/2019/12/ec40fa857da67aea.png
    CernetBoom
        10
    CernetBoom  
       2019-12-16 12:27:58 +08:00 via Android
    @mnihyc 陆缆没有什么堵不堵的,多少波长就是多少

    这只是 Google 那在香港的 20G 163 或者 163 C-I 塞死了
    bclerdx
        11
    bclerdx  
       2019-12-19 16:36:43 +08:00 via Android
    @CernetBoom 似乎没有实时流量状态监控图。
    DGideas
        12
    DGideas  
       2020-02-06 15:58:44 +08:00
    @yulihao
    @mytsing520https://cloud.google.com/vpc/docs/vpc?hl=en#traceroute:
    For internal reasons, Google Cloud increases the TTL counter of packets leaving Compute Engine instances for the internet. Tools like traceroute might provide incomplete results because the TTL doesn't expire on some of the hops. Hops that are inside and outside of Google's network might be hidden.

    The number of hidden hops varies based on the instance's Network Service Tiers, region, and other factors. If there are only a few hops, it's possible for all of them to be hidden. Missing hops from a traceroute result don't mean that outbound traffic is dropped.

    There is no workaround for this behavior.
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