{"id":553998,"date":"2022-02-05T00:22:26","date_gmt":"2022-02-04T16:22:26","guid":{"rendered":"http:\/\/4563.org\/?p=553998"},"modified":"2022-02-05T00:22:26","modified_gmt":"2022-02-04T16:22:26","slug":"%e4%b8%80%e4%b8%aa%e5%a4%b4%e7%97%9b%e7%9a%84-ipv6-ssh-%e6%95%85%e9%9a%9c-5","status":"publish","type":"post","link":"http:\/\/4563.org\/?p=553998","title":{"rendered":"\u4e00\u4e2a\u5934\u75db\u7684 ipv6 ssh \u6545\u969c…"},"content":{"rendered":"
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\u4e00\u4e2a\u5934\u75db\u7684 ipv6 ssh \u6545\u969c… <\/h1>\n

<\/p>\n

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\u8cc7\u6df1\u5927\u4f6c : abbottcn <\/span> <\/i> 33<\/span> <\/div>\n
<\/div>\n<\/p><\/div>\n<\/p><\/div>\n<\/p><\/div>\n
A \u673a\u5668, \u79d1\u7814\u7f51;
B \u673a\u5668, \u6559\u80b2\u7f51.
A \u673a\u5668\u8fd0\u884c CentOS7.9; B \u673a\u5668\u8fd0\u884c Ubuntu 20.04.
\u4e24\u53f0\u673a\u5668\u91c7\u7528 ssh key \u9a8c\u8bc1\u8bbf\u95ee, \u975e 22 \u7aef\u53e3.
\u7ecf\u7531 ipv6 \u7f51\u7edc, A \u548c B \u53ef\u4ee5\u7545\u5feb\u7684\u76f8\u4e92\u8bbf\u95ee, \u5df2\u7ecf\u7a33\u5b9a\u5de5\u4f5c 2 \u5e74\u591a\u4e86….
\u8fd1\u4e00\u5468,
\u5ffd\u7136\u53d1\u73b0,
A ping \u4e0d\u5230 B \u673a\u5668, B \u673a\u5668 ping \u4e0d\u5230 A \u673a\u5668.
@A, ssh B, \u65e0\u6cd5\u767b\u5f55;
@B, ssh A, \u65e0\u6cd5\u767b\u5f55.
\u4f46\u662f, \u53ea\u8981\u4f7f\u7528 ssh -vvv B, \u6216\u8005 ssh -vvv A, \u5747\u53ef\u4ee5\u8bbf\u95ee.
\u4e0d\u8fc7\u4f7f\u7528 ssh -v A \u6216\u8005 B, \u65e0\u6cd5\u8bbf\u95ee.
\u65e0\u6cd5\u8bbf\u95ee, \u5c31\u662f\u7ec8\u7aef\u91cc\u9762 \u8f93\u5165 ssh A \u6216\u8005 ssh B \u4e4b\u540e, \u5c31\u6ca1\u6709\u52a8\u9759\u4e86….
\u53c8\u627e\u4e86\u53e6\u4e00\u53f0 Linux \u673a\u5668, C, \u548c B \u673a\u5668\u5728\u540c\u4e00\u4e2a\u4ea4\u6362\u673a\u540e\u9762.
B \u548c A \u4e92\u901a\u6709\u95ee\u9898\u7684\u540c\u65f6, C \u548c A \u7ecf\u7531 ipv6, \u4e92\u901a\u6b63\u5e38.
\u7ecf\u8fc7\u67e5\u9a8c,
\u4e09\u53f0\u673a\u5668\u4e0a, \u9632\u706b\u5899\u90fd\u662f\u5f00\u653e\u7684,
[email protected]:~# ip6tables -S
-P INPUT ACCEPT
-P FORWARD ACCEPT
-P OUTPUT ACCEPT
\u540e\u7eed\u6d4b\u8bd5,
\u627e\u4e86\u4e00\u53f0\u4e9a\u9a6c\u900a\u7684\u673a\u5668, \u5177\u6709 ipv6 \u5730\u5740,
A \u548c C \u5747\u53ef\u4ee5\u8bbf\u95ee, ssh \u6b63\u5e38, ping \u6d4b\u8bd5\u6b63\u5e38.
B \u673a\u5668, ping \u65e0\u53cd\u5e94, ssh \u767b\u5f55\u65e0\u53cd\u5e94, \u9700\u8981\u4f7f\u7528 ssh -vvv \u6a21\u5f0f\u624d\u53ef\u4ee5\u767b\u5f55.
\u5176\u4e2d, A \u673a\u5668\u5df2\u7ecf\u5f00\u673a\u8fd0\u884c\u4e86 60 \u591a\u5929, B \u673a\u5668, \u7cfb\u7edf\u91cd\u542f\u4e5f\u662f\u6545\u969c\u4f9d\u65e7.
\u867d\u7136\u4f7f\u7528 Linux \u5341\u591a\u5e74,
\u4e0d\u8fc7\u5c31\u662f\u5f53\u4f5c\u684c\u9762\u548c\u5b57\u7b26\u754c\u9762\u7684\u670d\u52a1\u5668\u6765\u7528\u7684,
\u8fd9\u6b21\u8fd9\u4e2a\u7f51\u7edc\u6545\u969c, \u5b9e\u5728\u5934\u75bc….
\u4ee5\u4e0a\u4e09\u53f0\u673a\u5668\u7684\u7f51\u7edc\u7ebf\u7f06, \u5747\u672a\u52a8\u8fc7…
\u5f53\u7136, \u4e09\u53f0\u673a\u5668\u4e0a, sshd \u914d\u7f6e\u6587\u4ef6, \u672a\u66fe\u4fee\u6539\u8fc7.
\u770b\u4e86\u4e00\u4e0b sshd \u5185\u5bb9, \u6240\u7528\u9009\u9879, \u4e09\u53f0\u673a\u5668\u57fa\u672c\u4e00\u81f4.
\u8bf8\u4f4d\u670b\u53cb, \u80fd\u63d0\u4f9b\u4e00\u70b9 debug \u7684\u601d\u8def\u5417?
\u8865\u5145\u4e00\u4e0b,
ping \u6d4b\u8bd5\u56fd\u5185\u516c\u5f00\u7684 ipv6 DNS, \u4e09\u53f0\u673a\u5668\u8868\u73b0\u5982\u4e0b:
A \u548c C, \u7ed3\u679c\u4e00\u81f4.
B, \u90e8\u5206\u7ebf\u8def\u4e0d\u901a.
\u83b7\u53d6 ipv6 \u7684\u65b9\u5f0f.
\u5899\u58c1\u63a5\u53e3—–\u7f51\u7edc\u7ebf\u7f06—–\u4ea4\u6362\u673a—-\u7f51\u7ebf—-\u670d\u52a1\u5668\u7f51\u5361, \u670d\u52a1\u5668\u81ea\u52a8\u6a21\u5f0f.
\u4f1a\u81ea\u52a8\u83b7\u53d6\u5230\u4e00\u4e2a\u5408\u6cd5\u7684 ipv6 \u5730\u5740.
\u624b\u52a8\u8bbe\u5b9a DNS, \u6bd4\u5982\u91c7\u7528 2a11::, \u5373\u53ef\u4ee5 ipv6 \u7f51\u7edc\u7545\u901a.
B \u548c C \u5728\u540c\u4e00\u4e2a\u529e\u516c\u5ba4.
A, B, C \u5728\u540c\u4e00\u4e2a\u57ce\u5e02.
\u987a\u8def\u5410\u69fd\u4e00\u4e0b\u5404\u79cd\u6807\u6ce8\u652f\u6301 ipv6 \u7684\u624b\u673a App.
\u5728\u7eaf ipv6 \u6a21\u5f0f\u4e0b, \u57fa\u672c\u90fd\u65e0\u6cd5\u5de5\u4f5c. <\/div>\n
\u5927\u4f6c\u6709\u8a71\u8aaa<\/b> (19<\/span>) <\/div>\n
<\/div>\n<\/p><\/div>\n<\/p><\/div>\n
    \n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : defunct9 <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    B \u673a\u5668\u6709\u6bdb\u75c5\u4e86 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
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    \u8cc7\u6df1\u5927\u4f6c : KaynW <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @defunct9 \u8fd9\u4e0d\u5f97\u5f00\u4e0b\u673a\u5668, \u8ba9\u6211 ssh \u4e0a\u53bb\u770b\u770b\u5417 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
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    \u8cc7\u6df1\u5927\u4f6c : xarthur <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u300c\u5728\u7eaf ipv6 \u6a21\u5f0f\u4e0b, \u57fa\u672c\u90fd\u65e0\u6cd5\u5de5\u4f5c.\u300d
    \u662f\u7684\uff0c\u597d\u50cf\u4ed6\u4eec\u7684\u4e3b\u7f51\u5740\u6709 AAAA \u89e3\u6790\u4e86\u5c31\u53ef\u4ee5\u6807\u51c6\u652f\u6301 IPv6 \uff0c\u5b9e\u9645\u4e0a\u5b8c\u5168\u65e0\u6cd5\u6b63\u5e38\u8bbf\u95ee\uff0c\u6709\u7684\u662f\u53ef\u4ee5\u6253\u5f00\uff0c\u4f46\u662f\u6240\u6709\u7684\u8d44\u6e90\u6587\u4ef6\u90fd\u52a0\u8f7d\u4e0d\u51fa\u6765\u3002 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u4e3b<\/span> \u8cc7\u6df1\u5927\u4f6c : abbottcn <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @KaynW \u6211\u4e5f\u60f3\u8ba9\u4f60\u4e0a\u6765\u8bbf\u95ee…. \u53ef\u662f, \u6559\u80b2\u7f51\u548c\u79d1\u7814\u7f51\u7684 ipv6 \u5730\u5740, \u4e0d\u662f\u6240\u6709\u5730\u65b9\u90fd\u53ef\u4ee5\u8bbf\u95ee\u8fdb\u6765\u7684…. \u5f88\u65e9\u4e4b\u524d, \u81f3\u5c11\u6559\u80b2\u7f51\u7684 ipv4, ipv6, \u4ece\u5927\u9646\u4ee5\u5916\u7684\u7f51\u7edc, \u53ea\u8981\u662f\u5927\u9646\u4ee5\u5916\u7684\u7f51\u7edc, \u5747\u53ef\u4ee5\u76f4\u63a5\u8bbf\u95ee. 2,3 \u5e74\u524d, \u901a\u8fc7 ipv4 \u5c31\u5f7b\u5e95\u4e0d\u884c\u4e86. ipv6, \u90e8\u5206\u7ebf\u8def\u4f9d\u65e7\u53ef\u4ee5\u8bbf\u95ee, \u6bd4\u5982\u540c\u57ce\u7684\u7535\u4fe1\u7f51\u7edc\u5c31\u53ef\u4ee5. <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
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    \u4e3b<\/span> \u8cc7\u6df1\u5927\u4f6c : abbottcn <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @defunct9 \u6211\u4e5f\u63a8\u6d4b\u662f B \u673a\u5668\u6545\u969c\u4e86, \u4f46\u662f\u65e0\u6cd5\u5b9a\u4f4d\u5230\u6545\u969c\u539f\u56e0. \u91cd\u65b0\u704c\u7cfb\u7edf, \u53c8\u662f\u7279\u522b\u5934\u75bc\u7684\u95ee\u9898. \u7cfb\u7edf\u5b89\u88c5\u4e0e 6 \u5e74\u524d, \u524d\u524d\u540e\u540e, \u914d\u7f6e\u4e86\u5f88\u591a\u4e1c\u897f, \u5934\u75bc…. <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
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    \u8cc7\u6df1\u5927\u4f6c : KaynW <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @abbottcn \u54c8\u54c8\u54c8, \u4e0d\u662f\u8bf4\u6211\u60f3\u4e0a\u53bb\u8bbf\u95ee, \u6211\u662f\u95ee 1 \u4e3a\u5565\u4e0d ssh \u4e0a\u53bb XD <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : ungrown <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u6211\u4e5f\u89c9\u5f97 B \u80af\u5b9a\u54ea\u91cc\u4e0d\u5bf9\u52b2\uff0c\u53ef\u80fd\u786c\u4ef6\u53ef\u80fd\u8f6f\u4ef6\u3002
    \u53e6\u5916\uff0c\u522b\u4ee5\u4e3a\u8bbe\u7f6e\u4e86\u5bf9\u7167\u53d8\u91cf\uff0c\u91cd\u590d\u4e86\u591a\u6b21\uff0c\u5c31\u4e0d\u4f1a\u56e0\u4e3a\u968f\u673a\u6027\u5f15\u8d77\u5047\u8c61\u800c\u505a\u51fa\u8bef\u5224\uff0c\u6211\u6536\u85cf\u5939\u91cc\u5c31\u6709\u4e00\u4e2a\u7b11\u6b7b\u4eba\u7684 https:\/\/www.bilibili.com\/video\/BV1qq4y1T7Eu
    \u53e6\u5916\uff0c\u51e1\u662f\u9047\u5230\u8fd9\u79cd\u201c\u7075\u5f02\u201d\u7684\u95ee\u9898\uff0c\u5982\u679c\u53ef\u4ee5\u7ed5\u5f00\u6216\u8005\u53ef\u4ee5\u66ff\u4ee3\u7684\u8bdd\uff0c\u8bf7\u6beb\u4e0d\u72b9\u8c6b\u7684\u9009\u62e9\u7ed5\u8fc7\u5b83\uff0c\u5927\u5bb6\u90fd\u662f\u5e38\u5e74\u6298\u817e\u7684\u7ecf\u9a8c\u4e30\u5bcc\u4eba\u58eb\uff0c\u5e94\u8be5\u660e\u767d\u5f88\u591a\u4e8b\u60c5\u5c31\u7b97\u641e\u660e\u767d\u4e86\u4e5f\u53ea\u4f1a\u62bd\u81ea\u5df1\u5927\u5634\u5df4\u6216\u8005\u54ed\u7b11\u4e0d\u5f97\u3002 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : defunct9 <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u5f00 ssh \uff0c\u8ba9\u6211\u4e0a\u53bb\u770b\u770b\u3002\u5e94 2 \u7684\u8981\u6c42\u3002 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u4e3b<\/span> \u8cc7\u6df1\u5927\u4f6c : abbottcn <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @ungrown \u4f60\u8bf4\u7684\u5bf9…\u6211\u503e\u5411\u4e8e\u6000\u7591, B \u673a\u5668\u786c\u4ef6\u6709\u95ee\u9898, \u524d\u51e0\u5929\u906d\u9047\u4e86\u91cd\u542f\u540e, \u90e8\u5206\u6570\u636e\u4e22\u5931. \u5dee\u4e86\u4e00\u4e0b, \u56fa\u6001\u76d8\u90fd 7 \u5e74\u591a\u4e86… \u597d\u5728\u73b0\u5728\u6709\u5907\u7528\u673a\u5668\u53ef\u4ee5\u63d0\u4f9b\u4e24\u4e2a\u5de5\u4f5c\u5ba4\u7684 ipv6 \u4e92\u8054\u8bbf\u95ee, \u8981\u4e0d\u7136\u5c31\u5f7b\u5e95\u6b47\u83dc\u4e86… <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u4e3b<\/span> \u8cc7\u6df1\u5927\u4f6c : abbottcn <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u8865\u5145\u4e00\u4e0b\uff0c\u6545\u969c\u662f\u51fa\u73b0\u5728\u67d0\u6b21\u7a81\u53d1\u65ad\u7535\u4e4b\u540e\u3002
    B \u7ecf\u5386\u8fc7\u7a81\u53d1\u65ad\u7535; A \u548c C \u4f9b\u7535\u6b63\u5e38\uff0cuptime \u5747\u5728\u4e00\u4e2a\u6708\u4ee5\u4e0a\u3002
    ssh \u767b\u5f55\uff0c\u53ef\u4ee5\u7684\uff0c\u7b49\u6211\u56de\u5934\u521b\u5efa\u4e00\u4e2a\u7528\u6237\uff0c\u5e76\u5408\u7406\u89c4\u5236\u4e00\u4e0b\u8bbf\u95ee\u6743\u9650\u3002
    \u8d85\u7ea7\u6743\u9650\uff0c\u4e0d\u884c\u3002\u673a\u5668\u762b\u75ea\u4e86\uff0c\u4e00\u5806\u767d\u5ad6\u8d44\u6e90\u7684\u4eba\uff0c\u4f1a\u9a82\u5a18\u7684\u3002 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : dreamage <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    ssh -vvv B, ssh -v B
    \u4e24\u7aef\u6293\u5305\uff0c\u770b\u770b\u54ea\u91cc\u4e0d\u4e00\u6837 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : kav2007 <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    1. ssh -vvv B \u767b\u5f55\u4e0a\u53bb\uff0c\u68c0\u67e5\u7cfb\u7edf\u8d1f\u8f7d\u3001\u5185\u5b58\u4f7f\u7528\u7387\uff0c\u78c1\u76d8\u7a7a\u95f4\u4f7f\u7528\u7387\u7b49\u7b49\uff1b\u67e5\u770b\u65e5\u5fd7 \/var\/log\/auth.log \u548c \/var\/log\/syslog \uff0c\u8fd8\u6709 lastb \u662f\u5426\u6709\u88ab\u9ed1\u7684\u8ff9\u8c61
    2. tcpdump \u6293\u5305, \u5206\u522b\u770b\u4e00\u4e0b ping \u548c ssh \u65f6\uff0cB \u662f\u5426\u80fd\u6536\u5230\u5305
    3. \u5728\u540c\u4e00\u7f51\u6bb5\u7684 C \u548c B \u4e4b\u95f4\u80fd ping \u901a\u5417\uff0c\u4ece C \u80fd\u76f4\u63a5 ssh \u8fde\u4e0a B \u5417\uff1f
    4. \u6839\u636e man \u624b\u518c\uff0cssh -v \u53c2\u6570\u53ea\u662f\u6253\u5370\u8c03\u8bd5\u4fe1\u606f\uff0c\u6309\u8bf4\u4e0d\u5f71\u54cd\u901a\u4e0e\u4e0d\u901a
    -v Verbose mode. Causes ssh to print debugging messages about its progress. This is helpful in debugging connection, authentication, and configuration
    problems. Multiple -v options increase the verbosity. The maximum is 3. <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : ResidualBlood <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @abbottcn BYR: \u4f60\u76f4\u63a5\u5ff5\u6211\u8eab\u4efd\u8bc1\u5f97\u4e86 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u4e3b<\/span> \u8cc7\u6df1\u5927\u4f6c : abbottcn <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @kav2007 \u591a\u4e9b\u63d0\u9192\u3002
    B \u548c C \u662f\u4e92\u901a\u7684\u3002
    \u673a\u5668\u8d1f\u8f7d\u90fd\u6b63\u5e38\u3002
    \u4ec5\u4ec5\u662f B \u673a\u5668\uff0c\u53ef\u4ee5\u8bbf\u95ee\u7684 IPv6 \u7ebf\u8def\uff0c\u6bd4 A \u548c C \u8981\u5c11\u3002 \u6211\u627e\u4e86\u4e00\u5806\u516c\u5f00\u7684 IPv6 DNS \uff0c\u4e0d\u540c\u673a\u6784\u63d0\u4f9b\u7684\uff0c\u6211\u8ba4\u4e3a\u662f\u4e0d\u540c\u7684\u7ebf\u8def\u3002
    \u6211\u56de\u5934\u770b\u770b\u5982\u4f55\u6293\u5305\u505a\u5206\u6790\u3002
    \u867d\u7136\u7528 Linux \u5f88\u4e45\uff0c\u4e0d\u8fc7\u5404\u4f4d\u5927\u4f6c\u8bf4\u7684\u6280\u5de7\uff0c\u6211\u4e00\u6982\u4e0d\u4f1a\u3002
    \u6211\u4ec5\u4ec5\u7528 Linux \u673a\u5668\u6765\u5e72\u6d3b\u3002\u56e0\u4e3a\u6211\u7528\u5230\u7684\u5f88\u591a\u8f6f\u4ef6\u53ea\u5de5\u4f5c\u5728 Linux \u5e73\u53f0\u3002
    \u7528 ssh \uff0c\u4e5f\u4ec5\u9650\u4e8e\u767b\u5f55\u673a\u5668\uff0c\u4f1a\u70b9 scp \u3002\u5176\u4ed6\u90fd\u6ca1\u6709\u63a5\u89e6\u8fc7\u3002 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u4e3b<\/span> \u8cc7\u6df1\u5927\u4f6c : abbottcn <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @ResidualBlood \u62b1\u6b49\uff0c\u6ca1\u660e\u767d\u4f60\u7684\u610f\u601d\u2026\u2026 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : ResidualBlood <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @abbottcn \u8fd9\u662f\u4e00\u4e2a\u5410\u69fd\uff0c\u9488\u5bf9\u6559\u80b2\u7f51 v6 \u7ad9\u70b9\u73af\u5927\u9646\u5f00\u653e=-= <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : kav2007 <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @abbottcn #14 \u524d\u9762\u4f60\u8bf4\u8fc7 B \u548c C \u5728\u540c 1 \u4e2a\u529e\u516c\u5ba4\u3001\u540c 1 \u4e2a\u4ea4\u6362\u673a\u3002B \u548c C \u7684 IPv6 \u5730\u5740\u5c5e\u4e8e\u540c\u4e00\u7f51\u6bb5\u5417\uff1f
    \u5982\u679c\u540c\u4e00\u7f51\u6bb5\uff0cB \u90e8\u5206\u7ebf\u8def\u4e0d\u901a\uff0c\u800c C \u7ebf\u8def\u901a\u3002\u662f\u4e0d\u662f\u4e2d\u95f4\u8bbe\u5907\u5bf9 B \u7684 IPv6 \u5730\u5740\u505a\u4e86\u9650\u5236\uff1f
    \u53ef\u4ee5\u8bd5\u7740\u7ed9 C \u624b\u52a8\u6362\u4e2a IPv6 \u5730\u5740\uff0c\u770b\u770b\u662f\u5426\u95ee\u9898\u8fd8\u5b58\u5728
    \u7136\u540e\u5206\u522b\u4ece B \u548c C \u4e0a\u6267\u884c traceroute -6 \u76ee\u7684 IPv6 \u547d\u4ee4\uff0c\u5bf9\u6bd4\u4e00\u4e0b\u8fd4\u56de\u7ed3\u679c\uff0c\u770b\u770b\u4e2d\u95f4\u54ea\u4e00\u8df3\u51fa\u73b0\u7684\u95ee\u9898 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u4e3b<\/span> \u8cc7\u6df1\u5927\u4f6c : abbottcn <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @kav2007 \u591a\u8c22\u4f60\u7684\u5efa\u8bae.
    \u8865\u5145\u4e00\u4e0b, C \u548c B, \u90fd\u662f\u63a5\u5728\u5b66\u6821\u63d0\u4f9b\u7684\u4ea4\u6362\u673a\u4e0a, \u4f46\u662f\u4e0d\u5728\u4e00\u4e2a\u623f\u95f4, \u5e94\u8be5\u662f\u5bf9\u5e94\u7684\u201c\u5b66\u6821\u4ea4\u6362\u673a\u201d\u7aef\u53e3\u4e0d\u540c.
    \u627e\u4e86\u4e00\u4e2a\u5907\u7528\u7684 Mac mini, \u8fd0\u884c\u7684\u662f ubuntu 20.04. \u7531\u4e8e B \u673a\u5668\u6240\u5728\u7684\u623f\u95f4, \u4e4b\u540e\u4e00\u4e2a\u6559\u80b2\u7f51\u63a5\u53e3. \u56e0\u6b64\u91c7\u7528\u5899\u58c1\u63a5\u53e3—\u7ebf\u7f06—8 \u53e3\u5343\u5146\u4ea4\u6362\u673a–\u7ebf\u7f06—\u673a\u5668 B, Mac mini.
    \u53d1\u73b0, Mac mini \u4e5f\u5177\u6709\u540c\u6837\u7684\u7f51\u7edc\u6545\u969c.
    \u4fee\u6539\u7f51\u5361\u7269\u7406\u5730\u5740, \u91cd\u542f\u673a\u5668\u540e, \u81ea\u52a8\u83b7\u53d6\u5230\u65b0\u7684 ipv6 \u5730\u5740, B \u673a\u5668, \u548c Mac mini \u4f9d\u65e7\u540c\u6837\u7684\u7f51\u7edc\u6545\u969c.
    \u63a8\u6d4b, \u53ef\u80fd\u4ea4\u6362\u673a\u7aef\u53e3\u4e0a, \u6709\u4eba\u505a\u4e86\u5176\u4ed6\u8bbe\u5b9a.
    \u6bd4\u5982\u6d4b\u8bd5\u8bbf\u95ee 2a11::, \u8fd9\u662f\u4e00\u4e2a DNS.
    \u540c\u4e00\u4e2a\u91cc\u9762\u7f51\u7edc\u6b63\u5e38\u7684\u673a\u5668\u4e0a, \u7ed3\u679c\u5982\u4e0b:
    [email protected]:~# traceroute6 -m 60 2a11::
    traceroute to 2a11:: (2a11::) from 2001:da8:b000:2206:12dd:b1ff:febf:f2a3, 60 hops max, 24 byte packets
    1 cernet2.net (2001:da8:b000:2206::1) 17.0783 ms 1.0144 ms 0.7626 ms
    2 2403:8c00:aaaa:40::1 (2403:8c00:aaaa:40::1) 16.0906 ms 1.4839 ms 1.2509 ms
    3 2403:8c00:aab:1::1 (2403:8c00:aab:1::1) 9.7193 ms 5.2405 ms 1.6415 ms
    4 2403:8c00:aab::1 (2403:8c00:aab::1) 8.3758 ms 1.6429 ms 1.0023 ms
    5 * * *
    6 * * *
    7 2001:da8:2:113::1 (2001:da8:2:113::1) 1.6793 ms 3.4028 ms 1.2467 ms
    8 2001:da8:2:21::1 (2001:da8:2:21::1) 5.9035 ms 5.9346 ms 5.5936 ms
    9 2001:da8:2:7::1 (2001:da8:2:7::1) 16.2851 ms 16.1681 ms 16.1665 ms
    10 cernet2.net (2001:252:0:2::101) 15.8865 ms 15.9538 ms 16.4155 ms
    11 cernet2.net (2001:252:0:100::2) 15.5133 ms 15.3729 ms 15.3900 ms
    12 * * *
    13 * * *
    14 public-dns-b.dns.sb (2a11::) 50.6001 ms 50.4106 ms 50.5090 ms
    [email protected]:~#
    \u7f51\u7edc\u4e0d\u6b63\u5e38\u7684 B \u673a\u5668, \u6d4b\u8bd5\u5982\u4e0b:
    [[email protected] ~]$ traceroute6 -m 60 2a11::
    traceroute to 2a11:: (2a11::) from 2001:da8:b000:2206:230:7dff:fec2:643f, 60 hops max, 24 byte packets
    1 cernet2.net (2001:da8:b000:2206::1) 7.2841 ms 0.8311 ms 0.6703 ms
    2 2403:8c00:aaaa:40::1 (2403:8c00:aaaa:40::1) 8.0636 ms 1.5823 ms 1.2270 ms
    3 2403:8c00:aaa:4::2 (2403:8c00:aaa:4::2) 12.1945 ms 5.0208 ms 1.5310 ms
    4 2403:8c00:aab:6::2 (2403:8c00:aab:6::2) 8.5477 ms 12.7846 ms 1.0708 ms
    5 * * *
    6 * * *
    7 2001:da8:2:113::1 (2001:da8:2:113::1) 1.6558 ms 1.5946 ms 1.3102 ms
    8 2001:da8:2:21::1 (2001:da8:2:21::1) 6.0097 ms 6.0898 ms 6.0468 ms
    9 2001:da8:2:7::1 (2001:da8:2:7::1) 16.4969 ms 16.3196 ms 16.0699 ms
    10 * * *
    11 cernet2.net (2001:252:0:100::2) 15.4671 ms 15.4544 ms 15.4313 ms
    12 cernet2.net (2001:252:0:106::2) 16.2406 ms 16.6229 ms 21.0131 ms
    13 xtom2-10g.hkix.net (2001:7fa:0:1::ca28:a0fb) 50.1439 ms 50.3652 ms 50.2926 ms
    14 * * *
    15 * * *
    \u540e\u9762\u90fd\u662f * * *
    \u6280\u80fd\u6709\u9650, \u770b\u4e0d\u61c2\u5982\u4e0a\u7684\u4fe1\u606f\u90fd\u662f\u5565\u610f\u601d.
    B \u548c C, ipv4 \u90fd\u662f\u5728\u540c\u4e00\u4e2a\u7f51\u5173\u4e0b\u9762\u7684, \u91c7\u7528 MAC+IP \u5730\u5740\u7ed1\u5b9a\u65b9\u5f0f, ipv6 \u662f\u81ea\u52a8\u83b7\u53d6\u7684.
    \u6240\u4ee5, \u63a8\u6d4b, B \u548c C \u5f97\u5230\u7684 ipv6 \u5730\u5740\u662f\u4e00\u4e2a\u5730\u5740\u6bb5(?), \u53ea\u662f\u731c\u6d4b….
    \u4f46\u662f, \u4e24\u8005\u8bbf\u95ee 2a11::\u7684\u8868\u73b0, \u663e\u7136\u662f\u4e0d\u540c\u7684.
    \u4e5f\u6709\u5c1d\u8bd5, \u5728\u7f51\u7edc\u6545\u969c\u7684\u673a\u5668\u4e0a, \u66f4\u6362\u5176\u4ed6 PCIe \u7f51\u5361, \u66f4\u6362 USB \u5916\u63a5\u7f51\u5361, \u6545\u969c\u4f9d\u65e7.
    \u5c1d\u8bd5\u8054\u7cfb \u5b66\u6821\u7f51\u7edc\u4e2d\u5fc3, \u6682\u65f6\u672a\u5f97\u5230\u4efb\u4f55\u6709\u7528\u7684\u4fe1\u606f. \u53ea\u6709\u4e00\u4f4d\u63a5\u7ebf\u5458\u63d0\u5230, ipv6 \u662f\u6d4b\u8bd5\u7f51\u7edc, \u53ef\u7528\u6027\u4e0d\u4fdd\u8bc1.
    \u8fd9\u4e2a\u7f51\u7edc\u6545\u969c\u592a\u95f9\u5fc3\u4e86….
    \u6211\u8fd8\u662f\u641e\u4e00\u4e2a\u7535\u4fe1\u7684\u65e0\u7ebf\u8def\u7531\u5668, \u65b9\u4fbf\u7b80\u5355.
    \u611f\u8c22\u5927\u5bb6\u7684\u610f\u89c1\u548c\u5efa\u8bae.
    \u518d\u6b21\u611f\u8c22. <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : kav2007 <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @abbottcn \u4ece traceroute6 \u7684\u7ed3\u679c\u5bf9\u6bd4\uff0c\u8bf4\u660e B \u548c C \u5206\u522b\u8d70\u4e86 2 \u4e2a\u4e0d\u540c\u7684\u7f51\u7edc\u8def\u5f84\u3002\u4ece\u7b2c 3 \u8df3\u5f00\u59cb\u8def\u5f84\u4e0d\u540c\uff0c\u7b2c 11 \u8df3\u540e\u8def\u5f84\u53c8\u4e0d\u540c\u3002\u76f8\u5f53\u4e8e\u5148\u540e\u51fa\u73b0 2 \u4e2a\u5c94\u8def\u53e3\u3002IPv6 \u5730\u5740\u901a\u5e38\u524d 64 \u4f4d\u662f\u7f51\u7edc\u524d\u7f00\uff0cB \u548c C \u5c5e\u4e8e\u540c\u4e00\u7f51\u6bb5\u3002
    \u6761\u6761\u5927\u8def\u901a\u7f57\u9a6c\uff0c\u5982\u679c\u627e\u7f51\u7edc\u4e2d\u5fc3\u4e0d\u597d\u89e3\u51b3\uff0c\u81ea\u5df1\u52a0\u7535\u4fe1\u8def\u7531\u5668\u662f\u4e2a\u529e\u6cd5\u3002
    \u4e5f\u53ef\u4ee5\u7528 C \u5f53\u8df3\u677f\u673a\uff0cmac \u6216 Linux \u65b0\u7248 openssh \u652f\u6301 ProxyJump \uff0c\u52a0\u4e00\u884c\u914d\u7f6e\u80fd\u7528\u8df3\u677f\u673a\u3002
    \u6216\u8005\u5728 C \u4e0a\u7528 iptables \u6216\u7b2c\u4e09\u65b9\u7a0b\u5e8f\u914d\u4e2a\u7aef\u53e3\u8f6c\u53d1\uff0c\u628a C \u4e0a\u7684\u67d0\u4e2a\u7aef\u53e3\u6620\u5c04\u5230 B \u7684 ssh \u7aef\u53e3\u3002 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n","protected":false},"excerpt":{"rendered":"

    \u4e00\u4e2a\u5934\u75db\u7684 ipv6 ssh \u6545\u969c…<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[],"tags":[],"_links":{"self":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/553998"}],"collection":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=553998"}],"version-history":[{"count":0,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/553998\/revisions"}],"wp:attachment":[{"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=553998"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=553998"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=553998"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}