gd 020 电信 ipv6 是假的? - V2EX
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yorks
V2EX    IPv6

gd 020 电信 ipv6 是假的?

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  •   yorks 2022-06-30 17:19:10 +08:00 1925 次点击
    这是一个创建于 1250 天前的主题,其中的信息可能已经有所发展或是发生改变。

    直接光猫里面获取到了 v6 telnet 进去管理发现 ping6 不通,更不要说进来的了。。。

    # ping6 2001:da8:8000:1::80 PING 2001:da8:8000:1::80 (2001:da8:8000:1::80): 56 data bytes --- 2001:da8:8000:1::80 ping statistics --- 4 packets transmitted, 0 packets received, 100% packet loss 
    # ifconfig ppp1.3 ppp1.3 Link encap:Point-to-Point Protocol inet addr:100.64.2.95 P-t-P:100.64.0.1 Mask:255.255.255.255 inet6 addr: 240e:3b0:a95:18e:a01:fe1:983d:XXXX/64 Scope:Global inet6 addr: fe80::a01:fe1:983d:XXXX/10 Scope:Link UP POINTOPOINT RUNNING NOARP ALLMULTI MULTICAST MTU:1492 Metric:1 
    # ip6tables -L -n Chain INPUT (policy ACCEPT) target prot opt source destination ACCEPT icmpv6 ::/0 ::/0 ACCEPT icmpv6 ::/0 ::/0 ipv6-icmptype 130 ACCEPT all ::/0 ::/0 ctstate RELATED,ESTABLISHED Chain OUTPUT (policy ACCEPT) target prot opt source destination ACCEPT all ::/0 ::/0
    3 条回复    2022-07-01 09:56:10 +08:00
    lovelylain
        1
    lovelylain  
       2022-06-30 18:21:46 +08:00 via Android
    大概率是光猫没开启 IPv6 ,v6 包被丢弃了
    GhostiKing
        2
    GhostiKing  
       2022-06-30 19:16:09 +08:00 via Android
    换桥接 pc 拨号试试
    julyclyde
        3
    julyclyde  
       2022-07-01 09:56:10 +08:00
    240e 应该是公网网段啊
    看你的接口名字是 ppp ,按说就不涉及光猫有没有 v6 了吧,光猫应该是工作在数据链路层了

    我在公网找了个网络测试网站试了一下,你 ping 的这个目标 2001:da8:8000:1::80 是通的
    所以问题应该确实是在你这端了
    你 traceroute6 试试
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