{"id":169523,"date":"2020-10-10T12:50:34","date_gmt":"2020-10-10T04:50:34","guid":{"rendered":"http:\/\/4563.org\/?p=169523"},"modified":"2020-10-10T12:50:34","modified_gmt":"2020-10-10T04:50:34","slug":"linux-%e7%94%a8%e6%97%a0%e7%ba%bf%e7%bd%91%e5%8d%a1%e5%bc%80%e7%83%ad%e7%82%b9-%e5%a6%82%e4%bd%95%e8%83%bd%e8%ae%a9%e8%bf%9e%e6%8e%a5%e5%88%b0%e7%83%ad%e7%82%b9%e7%9a%84%e7%bb%88%e7%ab%af%e4%b8%8e","status":"publish","type":"post","link":"http:\/\/4563.org\/?p=169523","title":{"rendered":"Linux \u7528\u65e0\u7ebf\u7f51\u5361\u5f00\u70ed\u70b9, \u5982\u4f55\u80fd\u8ba9\u8fde\u63a5\u5230\u70ed\u70b9\u7684\u7ec8\u7aef\u4e0e\u4e3b\u673a\u5728\u540c\u4e00\u7f51\u7edc?"},"content":{"rendered":"
\n
\n
\n

Linux \u7528\u65e0\u7ebf\u7f51\u5361\u5f00\u70ed\u70b9, \u5982\u4f55\u80fd\u8ba9\u8fde\u63a5\u5230\u70ed\u70b9\u7684\u7ec8\u7aef\u4e0e\u4e3b\u673a\u5728\u540c\u4e00\u7f51\u7edc? <\/h1>\n

<\/p>\n

\n
\u8cc7\u6df1\u5927\u4f6c : liut2016 <\/span> <\/i> 2<\/span> <\/div>\n
<\/div>\n<\/p><\/div>\n<\/p><\/div>\n<\/p><\/div>\n
<\/p>\n

\u573a\u666f:
\u516c\u53f8\u7f51\u7edc, \u6bcf\u4e2a\u5458\u5de5\u5206\u914d\u4e86\u51e0\u4e2a\u9759\u6001 IP, \u5de5\u4f4d\u53ea\u6709\u4e00\u4e2a\u7269\u7406\u7f51\u53e3, \u4f9b\u5de5\u4f5c\u673a\u4f7f\u7528, \u5176\u5b83\u51e0\u4e2a IP \u53ef\u4ee5\u865a\u62df\u673a\u6865\u63a5\u4f7f\u7528. \u516c\u53f8\u7f51\u7edc\u9650\u5236\u4e86\u4ee5 nat \u5f62\u5f0f\u63a5\u5165, \u4f1a\u88ab\u62e6\u622a\u5e76\u65ad\u7f51. <\/p>\n

\u9700\u6c42:
\u6211\u60f3\u901a\u8fc7\u5916\u63a5\u65e0\u7ebf\u7f51\u5361, \u4f7f\u5176\u5b83\u7269\u7406\u7ec8\u7aef\u901a\u8fc7\u5de5\u4f5c\u673a\u65e0\u7ebf\u7f51\u5361\u63a5\u5165\u4e92\u8054\u7f51, \u53c8\u65e0\u6cd5\u76f4\u63a5\u4f7f\u7528\u70ed\u70b9\u529f\u80fd\u5b9e\u73b0(nat), \u6240\u4ee5\u524d\u6765\u6c42\u52a9, \u662f\u5426\u6709\u529e\u6cd5\u4f7f\u5176\u5b83\u7ec8\u7aef\u901a\u8fc7\u65e0\u7ebf\u7f51\u5361\u6865\u63a5\u5728\u5de5\u4f5c\u673a\u7f51\u7edc\u4e0a?<\/p>\n<\/p><\/div>\n

\u5927\u4f6c\u6709\u8a71\u8aaa<\/b> (17<\/span>) <\/div>\n
<\/div>\n<\/p><\/div>\n<\/p><\/div>\n
    \n
  • \n
    \n
    \n
    \u4e3b<\/span> \u8cc7\u6df1\u5927\u4f6c : liut2016 <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u592a\u96be\u4e86, \u4e0d\u77e5\u9053\u901a\u8fc7 bridge \u80fd\u4e0d\u80fd\u5b9e\u73b0? <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : jim9606 <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    NAT \u90fd\u4e0d\u884c\u7684\u8bdd bridge \u80af\u5b9a\u4e5f\u4e0d\u884c\u5427\uff1f\u548b\u62e6\u622a NAT \u7684\uff0c\u662f\u5de5\u4f5c\u673a\u4e0a\u6709\u76d1\u63a7\u8f6f\u4ef6\u5417\uff1f <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : saytesnake <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u8fd9\u4e2a\u4e4b\u524d\u7814\u7a76\u4e86\u4e00\u6bb5\u65f6\u95f4\uff0c\u540e\u6765\u65e0\u679c\u3002 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : python35 <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    NAT \u600e\u4e48\u62e6\u622a\u7684 \u96be\u9053\u9053\u76d1\u6d4b TTL <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : jasonyang9 <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @python35 \u5e94\u8be5\u5c31\u662f\u68c0\u67e5\u7684 TTL \u3002<\/p>\n

    \u7528 iptables \u7684 mangle \u8868\u7684 POSTROUTING \u94fe\u4fee\u6539 TTL \u8bd5\u8bd5 <\/p><\/div>\n<\/p><\/div>\n<\/li>\n

  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : jasonyang9 <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u53e6\u5916\u8d34\u4e00\u4e2a\u65e9\u671f\u7528\u7684\uff0c\u5728 CentOS \u4e0a\u8d77\u70ed\u70b9\u7684\u547d\u4ee4\uff1a<\/p>\n

    “`
    nmcli connection add
    connection.type “802-11-wireless”
    connection.interface-name “your_interface_name”
    connection.id “your_hotspot_id”
    connection.autoconnect “no”
    802-11-wireless.ssid “your_hotspot_ssid”
    802-11-wireless.mode “ap”
    802-11-wireless.band “bg”
    802-11-wireless-security.key-mgmt “wpa-psk”
    802-11-wireless-security.psk “your_password”
    ipv4.method “shared”<\/p>\n

    nmcli connection up “your_hotspot_id”
    “`<\/p>\n

    \u53ef\u80fd\u9700\u8981 dnsmasq \u3002 <\/p><\/div>\n<\/p><\/div>\n<\/li>\n

  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : zhangsanfeng2012 <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u628a\u6709\u7ebf\u7f51\u5361\u548c\u65e0\u7ebf\u7f51\u5361\u6865\u8d77\u6765\uff0c\u5f00 ap \u6a21\u5f0f\uff0c\u5f00 dhcp server \u628a\u9759\u6001 IP \u5206\u51fa\u53bb <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u4e3b<\/span> \u8cc7\u6df1\u5927\u4f6c : liut2016 <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @jim9606 \u5de5\u4f5c\u673a\u4e0a\u6ca1\u6709\u76d1\u63a7\u8f6f\u4ef6, \u5e94\u8be5\u662f\u7f51\u5173\u5904\u7684\u76d1\u63a7(\u88ab\u62e6\u622a\u65f6\u663e\u793a\u67d0\u5eb7\u79d1\u6280), \u6211\u4e5f\u4e0d\u592a\u6e05\u695a\u662f\u4e0d\u662f\u62e6\u622a\u7684 nat, \u53cd\u6b63\u865a\u62df\u673a nat \u4e0a\u7f51\u548c\u76f4\u63a5\u65e0\u7ebf ap \u90fd\u4f1a\u88ab\u62e6\u622a, \u865a\u62df\u673a\u6865\u63a5\u5219\u4e0d\u4f1a\u62e6\u622a <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u4e3b<\/span> \u8cc7\u6df1\u5927\u4f6c : liut2016 <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @zhangsanfeng2012 \u6211\u521a\u8bd5\u4e86\u4e0b\u628a\u65e0\u7ebf\u7f51\u5361\u548c\u6709\u7ebf\u901a\u8fc7 bridge \u6865\u63a5, \u76f4\u63a5\u5c31\u65e0\u6cd5\u4e0a\u7f51\u4e86, \u8fd9\u4e2a\u65b9\u6cd5\u5e94\u8be5\u4e0d\u884c <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : flynaj <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u6309\u7167\u4f60\u8bf4\u7684\uff0c\u6865\u63a5\u5c31\u53ef\u4ee5\u4e86\uff0c\u662f\u4e0d\u4e86\u662f\u4f60\u6ca1\u6709\u6865\u63a5\u5bf9\uff0c\u8981\u4e48\u5c31\u662f\u7ed1\u5b9a\u4e86 mac \u5730\u5740\uff01 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u4e3b<\/span> \u8cc7\u6df1\u5927\u4f6c : liut2016 <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @jasonyang9 \u6211\u7528\u7684 gnome \u684c\u9762, \u8d77\u70ed\u70b9\u662f\u5f88\u65b9\u4fbf\u7684. <\/p>\n

    <br\/>
    \u60f3\u8bf7\u6559\u4e0b iptables \u4fee\u6539 ttl, \u6211\u5bf9\u8fd9\u5757\u4e0d\u592a\u719f\u6089, \u6211\u641c\u5230\u4ee5\u4e0b\u547d\u4ee4\u53ef\u4ee5\u4fee\u6539 ttl:<\/p>\n

    <br\/>
    iptables -t mangle -A PREROUTING -i eth0 -j TTL –ttl-dec 1<\/p>\n

    <br\/>
    \u8bf7\u6559\u4e0b, \u6211\u5e94\u8be5\u4fee\u6539\u54ea\u4e2a\u7f51\u5361\u7684 ttl, \u65e0\u7ebf\u7f51\u5361\u8fd8\u662f\u6709\u7ebf\u7684, \u628a\u503c\u51cf\u5c11 1 \u662f\u5427? <\/div>\n<\/p><\/div>\n<\/li>\n

  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : a6821630 <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u8fd9\u6837\u7684\u65b9\u6cd5\u5e94\u8be5\u5c31\u884c\uff0c\u5c31\u662f\u641e\u4e00\u4e2a\u5355\u81c2\u8def\u7531\u5668\uff0c\u6bd4\u5982\u4e3b\u8def\u7531\u5668\u7f51\u5173\u662f 192.168.1.1\uff0c\u5355\u81c2\u8def\u7531\u5668\u7684 ip \u662f 192.168.1.2\uff0c\u7f51\u5173\u5f53\u7136\u4e5f 192.168.1.2\uff0c \u4e0b\u9762\u7535\u8111\u7f51\u5173\u628a 192.168.1.1 \u6539\u4e3a 192.168.1.2 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : jasonyang9 <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @liut2016 #11 \u5927\u6982\u662f\u8fd9\u6837\u7684\uff0c\u7528 iptables \u7684 TTL \u76ee\u6807\u76f4\u63a5\u8bbe\u5b9a TTL \u503c\uff0c \u6240\u4ee5\u4f60\u8981\u5148\u68c0\u67e5\u6b63\u5e38\u60c5\u51b5\u4e0b\u53ef\u901a\u8fc7\u516c\u53f8\u7f51\u5173\u7684 TTL \u503c\uff0c\u7136\u540e\u662f TTL \u76ee\u6807\u52a0`–ttl-set`\u9009\u9879\uff1a<\/p>\n

    “`
    iptables -t mangle -A POSTROUTING -j TTL –ttl-set 64
    “`<\/p>\n

    \u8bed\u4e49\u662f\u6240\u6709\u53d1\u5230\u7f51\u4e0a\u53bb\u7684\u4e0d\u5173\u662f\u672c\u673a\u4ea7\u751f\u7684\u8fd8\u662f\u8f6c\u53d1\u7684\u90fd\u5c06 TTL \u5b57\u6bb5\u7684\u503c\u8bbe\u5b9a\u4e3a 64 \u3002<\/p>\n

    \u81f3\u4e8e\u662f PREROUTING \u3001FORWARD \u3001INPUT \u3001OUTPUT \u3001POSTROUTING \u4e2d\u7684\u54ea\u4e2a\u94fe\uff0c\u6211\u4e5f\u4e0d\u662f\u5f88\u786e\u5b9a\uff0c\u8bf7\u719f\u6089\u7684\u540c\u5b66\u56de\u7b54\u3002\u4e00\u4e2a\u4e2a\u5c1d\u8bd5\uff0c\u6216\u7cfb\u7edf\u7684\u770b\u770b iptables \u6559\u7a0b\u3002 <\/p><\/div>\n<\/p><\/div>\n<\/li>\n

  • \n
    \n
    \n
    \u4e3b<\/span> \u8cc7\u6df1\u5927\u4f6c : liut2016 <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @jasonyang9 \u597d\u7684, \u591a\u8c22\u5927\u4f6c\u6307\u70b9 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : wujunze <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u4e70\u4e2a\u8def\u7531\u5668 \u53ef\u89e3 \u54c8\u54c8\u54c8 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : 12101111 <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    nat \u4e0d\u884c\u6865\u63a5\u80af\u5b9a\u4e0d\u884c\u7684,\u800c\u4e14\u4f1a\u88ab\u76f4\u63a5\u53d1\u73b0.\u5982\u679c\u6539 ttl \u4e5f\u4e0d\u884c, \u5de5\u4f5c\u673a\u6ca1\u6709\u88c5\u76d1\u63a7\u8f6f\u4ef6\u53ef\u4ee5\u5f00\u4e00\u4e2a socks5 \u4ee3\u7406,\u7136\u540e\u5176\u4ed6\u673a\u5668\u901a\u8fc7\u65e0\u7ebf\u7136\u540e\u8fde\u63a5\u5230\u4ee3\u7406 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : owt5008137 <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u540c\u95ee\u548b\u68c0\u6d4b NAT \u7684\uff1f <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n","protected":false},"excerpt":{"rendered":"

    Linux \u7528\u65e0\u7ebf\u7f51\u5361\u5f00\u70ed\u70b9, \u5982…<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[],"tags":[],"_links":{"self":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/169523"}],"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=169523"}],"version-history":[{"count":0,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/169523\/revisions"}],"wp:attachment":[{"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=169523"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=169523"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=169523"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}