{"id":248,"date":"2023-08-06T21:41:21","date_gmt":"2023-08-06T13:41:21","guid":{"rendered":"https:\/\/fans.muvocal.com\/?p=248"},"modified":"2023-08-14T14:17:27","modified_gmt":"2023-08-14T06:17:27","slug":"%e8%ae%a1%e7%ae%97%e6%9c%ba%e7%bd%91%e7%bb%9c%e7%ab%a0%e8%8a%82%e4%b8%bb%e8%a6%81%e7%9f%a5%e8%af%86%e7%82%b9","status":"publish","type":"post","link":"https:\/\/fans.muvocal.com\/index.php\/2023\/08\/06\/%e8%ae%a1%e7%ae%97%e6%9c%ba%e7%bd%91%e7%bb%9c%e7%ab%a0%e8%8a%82%e4%b8%bb%e8%a6%81%e7%9f%a5%e8%af%86%e7%82%b9\/","title":{"rendered":"\u8ba1\u7b97\u673a\u7f51\u7edc\u7ae0\u8282\u4e3b\u8981\u77e5\u8bc6\u70b9"},"content":{"rendered":"

\u7b2c\u4e00\u7ae0 \u8ba1\u7b97\u673a\u7f51\u7edc\u6982\u8ff0<\/a>
\n<\/span><\/p>\n

\u9009\u3001\u586b\u3001\u540d\u8bcd\u89e3\u91ca\u3001\u7b80\u7b54\u8ba1\u7b97\uff084\u7ae0\uff09
\n<\/span><\/p>\n

\u8ba1\u7b97\uff1aCIDR\u5730\u5740\u5757\u7684\u5212\u5206\uff1a\u5e73\u5747\uff1a\u501f\u4f4d
\n<\/span><\/p>\n

\u5212\u5206\u5b50\u7f51\u3001\u65e0\u5206\u7c7b\u7f16\u5740 \u4e0d\u5e73\u5747\uff1a\u901a\u8fc7\u4e3b\u673a\u53f7\u786e\u8ba4
\n<\/span><\/p>\n

22\u300128\u300129\u300132\u300131
\n<\/span><\/p>\n

\u7b80\u7b54\uff1a<\/span>4~5\u4e2a\u3002<\/span>1.5\u7ae0TCP\/IP\uff1aTCP\/UDP\u534f\u8bae <\/span><\/p>\n

4\u4e2a5\u5206 2.4\u7ae0\uff1aNAT\u3001VPN\u3001ARP\u5de5\u4f5c\u539f\u7406\u3001\u673a\u5236
\n<\/span><\/p>\n

\u865a\u7535\u8def\u7f51\u7edc\u3001\u6570\u636e\u62a5\u7f51\u7edc
\n<\/span><\/p>\n

3.3\u7ae0\uff1a\u7f51\u6865\u548c\u4ea4\u6362\u673a\u95f4
\n<\/span><\/p>\n

\u96c6\u7ebf\u5668\u548c\u4ea4\u6362\u673a\uff08\u591a\u8003\u4ea4\u6362\u673a\uff09
\n<\/span><\/p>\n

CSMA\/CD\u534f\u8bae\uff0c\u540d\u8bcd\u89e3\u91ca\u6216\u7b80\u7b54\u8003\u4e00\u4e2a
\n<\/span><\/p>\n

\u5197\u4f59\u7801\u7684\u4f4d\u6570\uff0c\u586b\u76f8\u540c\u4e2a\u6570\u7684<\/span>0\uff0c\u5546\u7684\u4f5c\u7528\u4e0d\u5927 <\/span><\/p>\n

\u95ee\u7b54\u9898\uff1a<\/span>1\u7ae0\uff1a\u5c42\u6b21\u4f53\u7cfb\u7ed3\u6784\uff1aTCP\/IP 4\u3001\u4e94\u5c42\u3001OSI 7 <\/span><\/p>\n

\u6bcf\u5c42\u90a3\u79cd\u5f62\u5f0f\uff1a\u5730\u4e0b\u4e09\u5c42\u7269\u7406\uff1a\u6570\u636e\u6d41\u3001\u6570\u636e\u94fe\u8def\uff1a\u5e27\u3001\u7f51\u7edc\u5c42\uff1a\u6570\u636e\u62a5\u3001\u5206\u7ec4
\n<\/span><\/p>\n

IP\u6570\u636e\u5305\u534f\u8bae\uff1a\u7247\u504f\u79fb
\n<\/span><\/p>\n

\u540d\u8bcd\u89e3\u91ca\uff1a\u4f20\u8f93\u65b9\u5f0f\uff1a
\n<\/span><\/p>\n

VPN\u3001NAT\u3001ARP
\n<\/span><\/p>\n

\n\n\n\n\n<\/colgroup>\n\n\n

\n<\/span><\/td>\n		TCP<\/span><\/td>\nUDP <\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

HTTP\u3001URL\u3001DHPC
\n<\/span><\/p>\n

\u9009\u62e9\u586b\u7a7a\uff1a0\u6bd4\u7279\u586b\u5145\uff1a\u6bcf5\u4e2a1\u63d2\u5165\u4e00\u4e2a0\uff0c\u53d1\u9001\u63d2\u5165\uff0c\u63a5\u6536\u53bb\u6389
\n<\/span><\/p>\n

\u62d3\u6251\u7ed3\u6784\uff1a\u600e\u4e48\u8fde\u7ebf\u7684
\n<\/span><\/p>\n

\u7aef\u53e3\u53f7\uff1a<\/span>HTTP\u3001<\/span>FTP P223\u8868\u683c <\/span>
\n<\/span><\/p>\n

3.1.5TCP\u53ef\u9760\u4f20\u8f93 \u6ed1\u52a8\u7a97\u53e3 \uff08\u4e3a\u4e3b\uff09TCP\u6d41\u91cf\u63a7\u5236\u62e5\u585e\u63a7\u5236 <\/span>
\n<\/span><\/p>\n

RIP\u8ddd\u79bb\u77e2\u91cf\u7b97\u6cd5
\n<\/span><\/p>\n

4\u7ae0\uff1a\u5730\u5740<\/span>4-34
\n<\/span><\/p>\n

P2P\u70b9\u5bf9\u70b9
\n<\/span><\/p>\n

\u8def\u7531\u8868\u7b97\u8ba1\u7b97
\n<\/span><\/p>\n

\u7535\u8def\u4ea4\u6362\u3001\u5206\u7ec4\u4ea4\u6362
\n<\/span><\/p>\n

\u6570\u636e\u62a5\uff1a\u95ee\u7b54\u9898
\n<\/span><\/p>\n

\u7b2c\u4e00\u7ae0\uff1a<\/span>WAN\/MAN\/LAN TCP\/IP\u534f\u8bae\u7c07<\/span>
\n<\/span><\/p>\n

\u7b2c\u4e8c\u7ae0\uff1a<\/span>FDM\u9891\u5206\u590d\u7528 TDM\u65f6\u5206\u590d\u7528 <\/span>
\n<\/span><\/p>\n

\u7b2c\u4e09\u7ae0: CRC\u5faa\u73af\u5197\u4f59\u68c0\u9a8c SW GBN\u56de\u9000N HDLC\u9ad8\u7ea7\u6570\u636e PPP\u70b9\u5bf9\u70b9\u534f\u8bae MAC\u5730\u5740 CSMA\/CD\u534f\u8bae VLAN
\n<\/span><\/p>\n

\u7b2c\u56db\u7ae0<\/span>: IP\u534f\u8bae\u7f51\u9645\u534f\u8bae CIDR\u5730\u5740\u5757 ARP\u5730\u5740\u89e3\u6790\u534f\u8bae ICMP\u8be2\u95ee\u62a5\u6587 RIP\u8def\u7531\u4fe1\u606f\u534f\u8bae OSPF\u5f00\u653e\u6700\u77ed\u8def\u5f84\u4f18\u5148 BGP\u8fb9\u754cVPN\u7f51\u5173\u534f\u8bae VPN\u865a\u62df\u4e13\u7528\u7f51 NAT\u7f51\u7edc\u5730\u5740\u8f6c\u6362 IPv6<\/span>
\n<\/span><\/p>\n

\u7b2c\u4e94\u7ae0: UDP\u7528\u6237\u6570\u636e\u62a5\u534f\u8bae TCP\u4f20\u8f93\u63a7\u5236\u534f\u8bae
\n<\/span><\/p>\n

\u7b2c\u516d\u7ae0<\/span>: DNS\u57df\u540d\u7cfb\u7edf WWW\u4e07\u7ef4\u7f51 URL\u7edf\u4e00\u8d44\u6e90\u5b9a\u4f4d\u7b26 HTTP\u8d85\u6587\u672c\u4f20\u8f93\u534f\u8bae HTML\u8d85\u6587\u672c\u6807\u8bb0\u8bed\u8a00 E-mail\u7535\u5b50\u90ae\u4ef6 DHCP\u52a8\u6001\u4e3b\u673a\u914d\u7f6e\u534f\u8bae P2P\u5bf9\u7b49\u4f53\u7cfb\u7ed3\u6784\uff08\u79cd\u5b50\uff09<\/span>
\n<\/span><\/p>\n

1304 15:55
\n<\/span><\/p>\n

\"\"
\n<\/span><\/p>\n

1.\u7535\u8def\u4ea4\u6362\u548c\u5206\u7ec4\u4ea4\u6362 \u00b7<\/span>
\n<\/span><\/p>\n

2.\u4e3b\u8981\u6027\u80fd\u6307\u6807\uff1a1byte(1b)=8bit<\/span> 1kbit\/s=10^3bit\/s
\n<\/span><\/p>\n

1Mbit\/s=10^6bit\/s 1Gbit\/s=10^9bit\/s 1Tbit\/s=10^12bit\/s
\n<\/span><\/p>\n

\u5e26\u5bbd\u3001\u541e\u5410\u91cf\u3001\u65f6\u5ef6<\/span>\uff08\u4ece\u4e00\u7aef\u5230\u53e6\u4e00\u7aef\u6240\u9700\u8981\u7684\u65f6\u95f4\uff09 \u4e22\u5305\u7387\u3001\u5229\u7528\u7387
\n<\/span><\/p>\n

3.\u8ba1\u7b97\u673a\u5206\u5c42\u4f53\u7cfb\u7ed3\u6784\uff0c\u4e0a\u5c42\u5c01\u88c5\u6570\u636e\u5230\u4e0b\u5c42\uff0c\u4e0b\u5c42\u4e3a\u4e0a\u5c42\u670d\u52a1\uff0c\u4e0a\u5c42\u57fa\u4e8e\u4e0b\u5c42\u3002<\/span>
\n<\/span><\/p>\n

\u4e94\u5c42 \u7269\u7406\u5c42 \u6570\u636e\u94fe\u8def\u5c42 \u7f51\u7edc\u5c42 \u8fd0\u8f93\u5c42 \u5e94\u7528\u5c42 \u7269\u7406\u63a5\u53e3\u5c42 \u7f51\u9645\u5c42\u3001
\n<\/span><\/p>\n

\u5c40\u57df\u7f51<\/span>LAN\u3001\u57ce\u57df\u7f51<\/span>MAN\u3001\u5e7f\u57df\u7f51<\/span>WAN
\n<\/span><\/p>\n

TCP\/IP\u534f\u8bae\u7c07\uff1a\u5e94\u7528\u5c42\uff1a<\/span>HTTP SMTP DNS RIP \u8fd0\u8f93\u5c42\uff1a<\/span>TCP UDP \u7f51\u9645\u5c42\uff1a<\/span>IP
\n<\/span><\/p>\n

\u7b2c\u4e8c\u7ae0 \u7269\u7406\u5c42<\/a>
\n<\/span><\/p>\n

\u4e2d\u95f4\u8bbe\u5907\uff1a\u8f6c\u53d1\u5668\uff08<\/span>Repeater\uff09<\/span><\/p>\n

    \n
  1. \u7f16\u7801\u4e0e\u8c03\u5236\uff1a <\/span><\/li>\n<\/ol>\n

    \u5e38\u7528\u7f16\u7801\uff1a\u5f52\u96f6\u3001\u4e0d\u5f52\u96f6\u3001\u66fc\u5f7b\u65af\u7279\u3001\u5dee\u5206\u66fc\u5f7b\u65af\u7279
    \n<\/span><\/p>\n

    \u8c03\u5236\uff1a\u8c03\u5e45\u3001\u8c03\u9891\u3001\u8c03\u76f8
    \n<\/span><\/p>\n

    2. \u4fe1\u9053\u6781\u9650\u5bb9\u91cf\uff1a\u4e3a\u907f\u514d\u7801\u95f4\u4e32\u6270\uff0c\u63a8\u5bfc\u51fa\u5948\u6c0f\u51c6\u5219\u6700\u9ad8\u4e3a2W\uff08\u6ce2\u7279\uff09
    \n<\/span><\/p>\n

    \"\"<\/p>\n

    3. \u4f20\u8f93\u65b9\u5f0f\uff1a
    \n<\/span><\/p>\n

    \u5e76\u884c\u4e32\u884c\u3001\u5f02\u6b65\u4f20\u8f93\u3001\u540c\u6b65\u4f20\u8f93 \uff1b\u5355\u5de5\u5355\u5411\u3001\u534a\u53cc\u5de5\u53cc\u5411\u4e0d\u540c\u65f6\u3001\u5168\u53cc\u5de5\u540c\u65f6 \u540d\u8bcd\u89e3\u91ca <\/span>
    \n<\/span><\/p>\n

      \n
    1. \u4f20\u8f93\u5a92\u4f53 \u53cc\u7ede\u7ebf\u3001\u540c\u8f74\u7535\u7f06\u3001\u5149\u7ea4 <\/span><\/li>\n
    2. \u4fe1\u9053\u590d\u7528\uff1a\u9891\u5206\u590d\u7528\u3001\u65f6\u5206\u590d\u7528<\/span>\u3001\u6ce2\u5206\u590d\u7528\uff08\u5149\u7684\u9891\u5206\uff09\u3001\u7801\u5206\u590d\u7528 \u540d\u8bcd\u89e3\u91ca <\/span><\/span><\/li>\n<\/ol>\n

      \u7b2c\u4e09\u7ae0 \u6570\u636e\u94fe\u8def\u5c42<\/a>
      \n<\/span><\/p>\n

        \n
      1. \u4fe1\u9053\uff1a\u70b9\u5bf9\u70b9\u4fe1\u9053<\/span>P2P\u3001\u5e7f\u64ad\u4fe1\u9053<\/span><\/li>\n<\/ol>\n

        \u4e09\u4e2a\u4e3b\u8981\u95ee\u9898\uff1a\u5c01\u88c5\u6210\u5e27\u3001\u5dee\u9519\u68c0\u6d4b\u3001\u53ef\u9760\u4f20\u8f93<\/span>
        \n<\/span><\/p>\n

        2. \u5e27\uff1a\u6570\u636e\u94fe\u8def\u5c42\u534f\u8bae\u6570\u636e\u5355\u5143\u3002\u5c06\u7f51\u7edc\u5c42\u534f\u8bae\u6570\u636e\u5355\u5143\u8fdb\u884c\u5c01\u88c5\u540e\u5b9e\u73b0\u3002
        \n<\/span><\/p>\n

        3. \u5dee\u9519\u68c0\u6d4b\uff1aCRC\u7f16\u7801 R\uff1a\u5197\u4f59\u7801 r\u5197\u4f59\u7801\u4f4d\u6570 r=G-1 \u8fdb\u884c\u9664\u6cd5\u8ba1\u7b97\uff0c\u4e00\u5b9a\u8981\u5199\u4e0a0<\/span>
        \n<\/span><\/p>\n

        \u8fdb\u884c\u9664\u524d\u5c06D\u6309r\u7684\u6570\u91cf\u88650.
        \n<\/span><\/p>\n

        \"\"<\/p>\n

        \u56de\u9000N\u5e27\u534f\u8bae\uff08GBN\uff09\u4e00\u65e6\u91cd\u4f20\uff0c\u7acb\u5373\u91cd\u4f20\u53d1\u9001\u7a97\u53e3\u5185\u5df2\u53d1\u5206\u7ec4\uff0c\u53ea\u4fee\u6539SW\u4e2d\u53d1\u9001\u65b9 \u7b97\u6cd5\u3002
        \n<\/span><\/p>\n

        \u9009\u62e9\u91cd\u4f20\uff08SR\uff09\u9700\u9009\u62e9\u786e\u8ba4\uff08\u9010\u4e00\uff09
        \n<\/span><\/p>\n

        5. \u70b9\u5bf9\u70b9\u534f\u8baePPP\u7b80\u5355\u3001\u5c01\u88c5\u6210\u5e27\u3001\u591a\u79cd\u7c7b\u578b\u94fe\u8def\u3002<\/span><\/p>\n

        \u9996\u90e8FAC+\u534f\u8bae \u5c3e\u90e8FCS+F
        \n<\/span><\/p>\n

        \u900f\u660e\u4f20\u8f93 0\u6bd4\u7279\u4f20\u8f93
        \n<\/span><\/p>\n

        6. \u5e7f\u64ad\u4fe1\u9053\uff1a\u9759\u6001\u5212\u5206\u4fe1\u9053\/\u52a8\u6001\u5212\u5206\u4fe1\u9053
        \n<\/span><\/p>\n

        7. \u5c40\u57df\u7f51LAN\uff1a\u5c40\u57df\u7f51\u62d3\u6251\uff1a\u661f\u5f62\u7f51\uff08hub\u4f7f\u7528\uff09\u3001\u73af\u578b\u7f51\u3001\u603b\u7ebf\u7f51\uff08\u4f20\u7edf\u4ee5\u592a\u7f51\uff09
        \n<\/span><\/p>\n

        \u4e24\u4e2a\u5b50\u5c42\uff1a\u903b\u8f91\u94fe\u8def\u63a7\u5236\uff08LLC\uff09\uff08\u5b8c\u5168\u900f\u660e\uff0c\u4e0d\u518d\u8003\u8651\uff09\u3001\u5a92\u4f53\u4ecb\u5165\u63a7\u5236\uff08MAC\uff09
        \n<\/span><\/p>\n

        MAC\u5730\u5740\uff1a\u786c\u4ef6\uff08\u7269\u7406\uff09\u5730\u5740\u3002 \u9002\u914d\u5668\u6709\u8fc7\u6ee4\u529f\u80fd\uff0c\u5355\u64ad\u3001\u5e7f\u64ad\u3001\u591a\u64ad
        \n<\/span><\/p>\n

        8. \u5171\u4eab\u5f0f\u4ee5\u592a\u7f51\uff1a\u662f\u4e0d\u53ef\u9760\u7684\u4ea4\u4ed8\uff0c\u5c3d\u6700\u5927\u53ef\u80fd\u7684\u4ea4\u4ed8\u3002\u53d1\u9001\u6570\u636e\u91c7\u7528\u66fc\u5f7b\u65af\u7279\u7f16\u7801
        \n<\/span><\/p>\n


        \nCSMA\/CD\u534f\u8bae<\/span> \u8f7d\u6ce2\u76d1\u542c\u591a\u5740\u63a5\u5165\/\u51b2\u7a81\u68c0\u6d4b\u534f\u8bae
        \n<\/span><\/p>\n

        \u53d6\u603b\u7ebf\u4e24\u7aef\u7684\u4e24\u4e2a\u7ad9\u70b9\u4e4b\u95f4\u7684\u4f20\u64ad\u65f6\u5ef6\u4e3a\u7aef\u5230\u7aef\u4f20\u64ad\u65f6\u5ef6\uff0c\u91c7\u7528\u534a\u53cc\u5de5\u901a\u4fe1
        \n<\/span><\/p>\n

        9. \u96c6\u7ebf\u5668\u7684\u661f\u578b\u62d3\u6251\uff08\u903b\u8f91\u4e0a\u4ecd\u662f\u603b\u7ebf\u578b\uff09\u5de5\u4f5c\u5728\u7269\u7406\u5c42\uff0c\u4e0d\u8fdb\u884c\u51b2\u7a81\u68c0\u6d4b\u4e0d\u6267\u884cCSMA\/CD\u3002
        \n<\/span><\/p>\n

        10. \u7269\u7406\u5c42\u6269\u5c55\u4ee5\u592a\u7f51
        \n<\/span><\/p>\n

        \u5728\u6570\u636e\u94fe\u8def\u5c42\u62d3\u5c55\u4ee5\u592a\u7f51\uff1a\u7f51\u6865\u4f9d\u9760\u8f6c\u53d1\u8868\uff08MAC\u5730\u5740\u8868\uff09\u6765\u8fdb\u884c\u8f6c\u53d1\u5e27\u3002
        \n<\/span><\/p>\n

        11.\u4ea4\u6362\u673a\uff08\u7b80\u7b54\u9898\uff09\u4ea4\u6362\u673a\u5b9e\u8d28\u662f\u4e00\u4e2a\u591a\u63a5\u53e3\u7684\u7f51\u6865\uff0c\u76f4\u63a5\u4e0e\u8ba1\u7b97\u673a\u8fde\u63a5\u65f6\u53ef\u4ee5\u5168\u53cc\u5de5\u5de5\u4f5c\u3002<\/span><\/p>\n


        \n\u4e00\u4e2a\u7528\u6237\u5728\u4f7f\u7528\u65f6\u662f\u72ec\u5360\u800c\u4e0d\u662f\u4e0e\u5176\u5b83\u7528\u6237\u5171\u4eab\u4f20\u8f93\u5a92\u4f53\u7684\u5e26\u5bbd\uff0c\u56e0\u6b64N\u53e3\u4ea4\u6362\u673a\u603b\u5bb9\u91cf\u4e3aN*10Mbit\/s<\/span>
        \n<\/span><\/p>\n

        12.\u865a\u62df\u5c40\u57df\u7f51(VLAN)\uff1a\u4e3a\u7528\u6237\u63d0\u4f9b\u4e00\u79cd\u670d\u52a1\uff0c\u4e0d\u662f\u65b0\u7684\u5c40\u57df\u7f51\u3002\u7b80\u5316\u7f51\u7edc\u7ba1\u7406\u3001\u63a7\u5236\u5e7f\u64ad\u98ce\u66b4\u3001\u589e\u5f3a\u7f51\u7edc\u5b89\u5168\u6027\u3002\u5728\u6570\u636e\u5e27\u4e2d\u63d2\u5165VLAN\u6807\u8bb0
        \n<\/span><\/p>\n

        13.CSMA\/CA\u534f\u8bae\uff0c\u8f7d\u6ce2\u76d1\u542c\u591a\u5740\u63a5\u5165<\/span>\/\u51b2\u7a81\u907f\u514d\u534f\u8bae\u3002<\/span>SIFS\u77ed\u5e27\u95f4\u95f4\u9694\u3001<\/span>DIFS DCF\u5e27\u95f4\u95f4\u9694<\/span><\/p>\n

        \u9000\u907f\u7b97\u6cd5\uff1a\u53d1\u9001\u5e27\u7684\u7ad9\u70b9\u68c0\u6d4b\u5230\u4fe1\u9053\u4ece\u5fd9\u6001\u5230\u8f6c\u4e3a\u7a7a\u95f2\u65f6\uff0c\u5c31\u6267\u884c\u9000\u907f\u7b97\u6cd5\u3002
        \n<\/span><\/p>\n

        \u4fe1\u9053\u9884\u7ea6\u548c\u865a\u62df\u8f7d\u6ce2\u76d1\u542c
        \n<\/span><\/p>\n

        \u7b2c\u56db\u7ae0 \u7f51\u7edc\u5c42\uff084.1-4.2\uff09<\/a>\u7f51\u7edc\u5c42\uff084.3-4.5\uff09<\/a>
        \n<\/span><\/p>\n

          \n
        1. \u865a\u7535\u8def\u7f51\u7edc\uff1a\u5728\u7f51\u7edc\u5c42\u63d0\u4f9b\u9762\u5411\u8fde\u63a5\u670d\u52a1\u7684\u8ba1\u7b97\u673a\u7f51\u7edc<\/span><\/li>\n<\/ol>\n

          \u6570\u636e\u5305\u7f51\u7edc\uff1a\u5728\u7f51\u7edc\u5c42\u63d0\u4f9b\u65e0\u8fde\u63a5\u670d\u52a1\u7684\u8ba1\u7b97\u673a\u7f51\u7edc
          \n<\/span><\/p>\n

          \u7f51\u7edc\u5c42\u5411\u4e0a\u53ea\u63d0\u4f9b\u7b80\u5355\u7075\u6d3b\u7684\u3001\u65e0\u8fde\u63a5\u7684\u3001\u5c3d\u6700\u5927\u52aa\u529b\u4ea4\u4ed8\u7684\u6570\u636e\u5305\u670d\u52a1\uff0c\u7f51\u7edc\u5c42\u4e0d\u63d0\u4f9b\u670d\u52a1\u8d28\u91cf<\/span>(QoS)\u7684\u627f\u8bfa\u3002\u53eb\u505a\u7aef\u5230\u7aef\u539f\u5219<\/span><\/p>\n

          \u865a\u7535\u8def\u7f51\u7edc\u901a\u8fc7\u4e3a\u6bcf\u6761\u94fe\u8def\u51b3\u5b9a\u4e00\u4e2a<\/span>VC\u53f7\uff0c\u5efa\u7acb\u865a\u7535\u8def\uff0c\u865a\u7535\u8def\u7684\u5efa\u7acb\u548c\u62c6\u9664\u8fc7\u7a0b\u4e2d\uff0c\u7aef\u7cfb\u7edf\u50cf\u7f51\u7edc\u53d1\u9001\u6307\u793a\u865a\u7535\u8def\u542f\u52a8\u548c\u7ec8\u6b62\u7684\u62a5\u6587\u3002<\/span><\/p>\n

          2. \u7f51\u9645\u534f\u8bae\uff08IP\u534f\u8bae\uff09\uff0c\u914d\u5957\u4e09\u4e2a\u534f\u8bae\uff1aARP ICMP IGMP
          \n<\/span><\/p>\n

          \u7f51\u7edc\u5c42\u4f7f\u7528\u7684\u4e2d\u95f4\u8bbe\u5907\u53eb \u8def\u7531\u5668\uff08Router\uff09\uff0c\u7f51\u7edc\u5c42\u4ee5\u4e0a\u53eb\u7f51\u5173\uff08Gateway\uff09
          \n<\/span><\/p>\n

          3.IP\u7f16\u5740\u65b9\u5f0f<\/span>\u8ba1\u7b97\u4f8b\u9898\u4e0a\u534a\uff1a\u5206\u7c7b\u7f16\u5740\u3001\u5212\u5206\u5b50\u7f51\u3001\u65e0\u5206\u7c7b\u7f16\u5740
          \n<\/span><\/p>\n

          \u70b9\u5206\u5341\u8fdb\u5236\u5212\u5206\uff1a\u6bcf\u70b9\u4e4b\u95f4<\/span>8\u4f4d\uff1a<\/span>11000101 00110100 01000011 00001111<\/span><\/p>\n

          197. 52. 67. 15
          \n<\/span><\/p>\n

          \u5206\u7c7b\u7f16\u5740\uff1aIP\u5730\u5740::={<\u7f51\u7edc\u53f7>,<\u4e3b\u673a\u53f7>}
          \n<\/span><\/p>\n

          A\u7c7b\uff1a0~126\uff0c B\u7c7b\uff1a128~192\uff0c C\u7c7b\uff1a193~223
          \n<\/span><\/p>\n

          00000000~01111111 10000000~10111111 11000001~11011111
          \n<\/span><\/p>\n

          \u5212\u5206\u5b50\u7f51\uff1aIP\u5730\u5740::={<\u7f51\u7edc\u53f7>,<\u5b50\u7f51\u53f7>,<\u4e3b\u673a\u53f7>}
          \n<\/span><\/p>\n

          \u4ece\u4e3b\u673a\u53f7\u4e2d\u501f\u7528\u4e0d\u5b9a\u957f\u7684\u82e5\u5e72\u4f4d\u4f5c\u4e3a\u5b50\u7f51\u53f7
          \n<\/span><\/p>\n

          \u65e0\u5206\u7c7b\u7f16\u5740\uff08CIDR\uff09<\/span>\uff1a\u6d88\u9664ABC\u7c7b\u5730\u5740\u548c\u5212\u5206\u5b50\u7f51\u7684\u6982\u5ff5\uff0c\u524d\u9762\u662f\u4e0d\u5b9a\u957f\u7684\u7f51\u7edc\u524d\u7f00\uff0c\u540e\u9762\u662f\u4e3b\u673a\u53f7
          \n<\/span><\/p>\n

          IP\u5730\u5740::={<\u7f51\u7edc\u524d\u7f00>,<\u4e3b\u673a\u53f7>}\uff0c\u914d\u5408\u4f7f\u7528\u5b50\u7f51\u63a9\u7801
          \n<\/span><\/p>\n

          \u539fA\u7c7b\u5b50\u7f51\u63a9\u7801\uff1a255.0.0.0\uff08\/8\uff09B\u7c7b\uff1a255.255.0.0 (\/16) C\u7c7b\uff1a255.255.255.0(\/24)
          \n<\/span><\/p>\n

          \u62ec\u53f7\u5185\uff08\/21\uff09\u4f4dCIDR\u659c\u7ebf\u8bb0\u6cd5\u3002CIDR\u4e2d\u7f51\u7edc\u524d\u7f00\u90fd\u76f8\u540c\u7684\u8fde\u7eedIP\u7ec4\u6210CIDR\u5730\u5740\u5757
          \n<\/span><\/p>\n

          \u5df2\u77e5128.14.35.7\/20\u6240\u5728\u5730\u5740\u5757\u4f4d\u4e3a128.14.32.0\/20\uff0c
          \n<\/span><\/p>\n

          \u6700\u5c0f\u5730\u5740\u4e3a128.14.32.0\/20\uff0c\u6700\u5927\u4e3a128.14.32+15.255\/20\u5373128.14.47.255\/20
          \n<\/span><\/p>\n


          \n\u6ce8\u610f\uff1a\u5730\u5740\u5feb\u4e2d\u6700\u5927\u503c\u4e3a255\uff0c\u5f53\u5b50\u7f51\u63a9\u7801\u57288\u4f4d\u4e4b\u95f4\u65f6\uff0c\u6700\u5927\u5730\u5740\u8981\u52a0\u4e0a\u540e\u9762\u7684\u5168\u90e81<\/span>\uff0c
          \n<\/span><\/p>\n

          \u6700\u5c0f\uff1a0010<\/span>0000 \u6700\u59270010<\/span><\/span>1111
          \n<\/span><\/p>\n

          4.\u65e0\u63a5\u53e3\u7684\u7279\u6b8aIP \u51680(this)\u3001\u51681(all)\uff0c\u524d\u7f0001111111(127)\u4e3a\u56de\u73af\u6d4b\u8bd5loopback
          \n<\/span><\/p>\n

          5.CIDR\u8868\u9762\u662f\u7f51\u7edc\u524d\u7f00\u548c\u4e3b\u673a\u53f7\u4e24\u7ea7\uff0c\u5b9e\u9645\u662f\u591a\u7ea7\u7f16\u5740
          \n<\/span><\/p>\n

          6.IP\u5730\u5740\u4e0e\u7269\u7406\u5730\u5740\u901a\u8fc7ARP\u5730\u5740\u89e3\u6790\u534f\u8bae\u8fdb\u884c\u6620\u5c04(P145)
          \n<\/span><\/p>\n


          \nARP\u5de5\u4f5c\u539f\u7406(\u7b80\u7b54<\/span>)\uff1a\u4e3b\u673a\u8bbe\u6709ARP\u9ad8\u901f\u7f13\u5b58\uff0cARP\u5728\u672c\u5c40\u57df\u7f51\u4e0a\u5e7f\u64ad\u53d1\u9001\u4e00\u4e2aARP\u8bf7\u6c42\u5206\u7ec4\uff0c\u76f4\u63a5\u5c01\u88c5\u5728\u6570\u636e\u94fe\u8def\u5c42\u5e7f\u64ad\u5e27\u4e2d\u3002
          \n<\/span><\/p>\n

          7.IP\u6570\u636e\u62a5\u683c\u5f0f\uff1a\u7248\u672c\uff0c\u9996\u90e8\u957f\u5ea6\uff0c\u533a\u5206\u670d\u52a1\uff0c\u603b\u957f\u5ea6\uff0c\u6807\u8bc6\uff0c\u6807\u5fd7\uff0c\u7247\u504f\u79fb\uff0c\u751f\u5b58\u7a7a\u95f4\uff0c\u534f\u8bae\uff0c\u9996\u90e8\u68c0\u9a8c\u548c\uff0c\u6e90\u5730\u5740\uff0c\u76ee\u7684\u5730\u5740
          \n<\/span><\/p>\n

          \u7247\u504f\u79fb\u6307\u51fa\uff1a\u8f83\u957f\u7684\u5206\u7ec4\u5206\u7247\u540e\u67d0\u7247\u5728\u539f\u5206\u7ec4\u7684\u76f8\u5bf9\u4f4d\u7f6e\u3002\u5373\u76f8\u5bf9\u4e8e\u7528\u6237\u6570\u636e\u5b57\u6bb5\u7684\u8d77\u70b9\uff0c\u8be5\u7247\u4ece\u4f55\u5904\u5f00\u59cb\u3002\u7247\u504f\u79fb\u4ee58\u5b57\u8282\u4e3a\u4fbf\u5b9c\u5355\u4f4d\uff0c8\u5b57\u8282\uff0864\u4f4d\uff09\u7247\u504f\u79fb=\u524d\u9762\u7684\u6570\u636e\u90e8\u5206\u957f\u5ea6\/8<\/span><\/span>
          \n<\/span><\/p>\n

          \u6807\u5fd7\uff1aMF\uff1a1\u540e\u9762\u8fd8\u6709\u5206\u7247\uff0c0\u6ca1\u6709\u5206\u7247\uff1bDF\uff1a1\u4e0d\u80fd\u5206\u7247\uff0c0\u53ef\u4ee5\u5206\u7247
          \n<\/span><\/p>\n

          \u603b\u957f\u5ea6\uff1a\u5206\u7247\u540e\u7684\u6bcf\u4e00\u4e2a\u5206\u7247\u7684\u9996\u90e8\u957f\u5ea6\u4e0e\u6570\u636e\u90e8\u5206\u957f\u5ea6\u7684\u603b\u548c,\u9996\u90e8\u56fa\u5b9a20\uff0c\u4e00\u822c\u9898\u76ee\u7ed9\u603b\u957f\u5ea6\uff0c\u8981\u51cf\u53bb\uff01<\/span>
          \n<\/span><\/p>\n

          8.\u8def\u7531\u8868 <\u76ee\u7684\u7f51\u7edc\u3001\u4e0b\u4e00\u8df3> \u9ed8\u8ba4\u8def\u7531<0.0.0.0 0.0.0.0 A><\/span><\/p>\n

          \u8def\u7531\u805a\u5408\uff08CIDR\u5730\u5740\u5212\u5206\u7684\u9006\u8fdb\u884c\uff09\uff0c\u4ece\u5339\u914d\u7ed3\u679c\u4e2d\u9009\u62e9\u5177\u6709\u6700\u957f\u7f51\u7edc\u524d\u7f00\u7684\u8def\u7531\u3002
          \n<\/span><\/p>\n

          9.\u4e92\u8054\u7f51\u63a7\u5236\u62a5\u6587\u534f\u8bae\uff1a<\/span>ICMP\u5dee\u9519\u62a5\u544a\u62a5\u6587\u3001\u8be2\u95ee\u62a5\u6587<\/span><\/p>\n

          10.\u4e92\u8054\u7f51\u8def\u7531\u9009\u62e9\u534f\u8bae\uff1a\u8def\u7531\u4fe1\u606f\u534f\u8bae<\/span>RIP<\/span>\uff1a\u5206\u5e03\u5f0f\u7684\u57fa\u4e8e\u8ddd\u79bb\u5411\u91cf\u7684\u8def\u7531\u9009\u62e9\u534f\u8bae\u3002<\/span><\/p>\n

          RIP\u57fa\u672c\u539f\u7406\uff1a\u5982\u679c\u77e5\u9053\u6240\u6709\u90bb\u5c45\u5230\u76ee\u7684\u7f51\u7edc\u7684\u6700\u77ed\u8ddd\u79bb\uff0c\u5219\u53ef\u8ba1\u7b97\u81ea\u5df1\u5230\u76ee\u7684\u7f51\u7edc\u7684\u6700\u77ed\u8ddd\u79bb\u3002
          \n<\/span><\/p>\n

          \u53ea\u9002\u7528\u4e8e\u5c0f\u578b\u4e92\u8054\u7f51\uff0c\u8def\u7531\u5668\u4ec5\u5411\u76f8\u90bb\u8def\u7531\u5668\u901a\u544a\u8def\u7531\u4fe1\u606f\uff0c\u901a\u544a\u81ea\u5df1\u4fe1\u606f\u5e76\u5468\u671f\u6027\uff08\u6216\u53d8\u5316\u65f6\uff09\u901a\u544a\u3002
          \n<\/span><\/p>\n

          RIP\u574f\u6d88\u606f\u4f20\u64ad\u5f97\u6162\uff08\u5faa\u73af\u8def\u7531\/\u65e0\u7a77\u8ba1\u6570\u95ee\u9898\uff09 \u5b9e\u73b0\u7b80\u5355\uff0c\u8def\u7531\u5668\u5f00\u9500\u5c0f
          \n<\/span><\/p>\n

          11.\u5f00\u653e\u6700\u77ed\u8def\u5f84\u4f18\u5148\uff08<\/span>OSPF\uff09\u6240\u6709\u8def\u7531\u5668\u90fd\u8981\u7ef4\u62a4\u94fe\u8def\u72b6\u6001\u6570\u636e\u5e93\uff0c\u5b9e\u9645\u662f\u5168\u7f51\u7684\u62d3\u6251\u7ed3\u6784\u56fe<\/span><\/p>\n

          \u5206\u7ec4\uff1a\u95ee\u5019\u3001\u6570\u636e\u5e93\u63cf\u8ff0\u3001\u94fe\u8def\u72b6\u6001\u8bf7\u6c42\u3001\u94fe\u8def\u72b6\u6001\u66f4\u65b0\u3001\u94fe\u8def\u72b6\u6001\u786e\u8ba4
          \n<\/span><\/p>\n

          12.\u8fb9\u754c\u7f51\u5173\u534f\u8bae<\/span>BGP\u5de5\u4f5c\u539f\u7406\uff1a\u76f8\u90bb\u8282\u70b9\u95f4\u76f8\u4e92\u901a\u544a\u81ea\u5df1\u5230\u6240\u6709\u76ee\u7684\u5730\u7684\u8def\u5f84\u4fe1\u606f<\/span><\/p>\n

          13.VPN\u865a\u62df\u4e13\u7528\u7f51\u5de5\u4f5c\u539f\u7406\uff1a<\/span>PFC1918\u6307\u51fa\u4e13\u7528\u5730\u5740\uff0c\u4e92\u8054\u7f51\u4e2d\u6240\u6709\u8def\u7531\u5668\u5bf9\u76ee\u7684\u5730\u662f\u4e13\u7528\u5730\u5740\u7684\u6570\u636e\u62a5\u4e00\u5f8b\u4e0d\u8fdb\u884c\u8f6c\u53d1\u3002\u7528\u96a7\u9053\u6280\u672f\u5b9e\u73b0\u865a\u62df\u4e13\u7528\u7f51<\/span><\/p>\n

          14.NAT\u7f51\u7edc\u5730\u5740\u8f6c\u6362\uff1aNAT\u4f5c\u7528\uff1a1.\u8282\u7ea6IP2.\u72ec\u7acb\u5206\u914d\u548c\u6539\u53d8\u672c\u5730\u8bbe\u5907\uff0c\u4e0d\u9700\u901a\u77e5\u5916\u90e83.\u901a\u4fe1\u5fc5\u987b\u7531\u5185\u90e8\u53d1\u8d77\uff0c\u4e13\u7528\u4e3b\u673a\u4e0d\u80fd\u5145\u5f53\u56e0\u7279\u7f51\u670d\u52a1\u5668\uff0c\u5f71\u54cdP2P\u670d\u52a14.\u672c\u5730\u7f51\u7edc\u8bbe\u5907\u5bf9\u5916\u90e8\u53ef\u89c1\uff0c\u4e0d\u80fd\u663e\u793a\u5730\u5740\u5bfb\u5740\u3002<\/a><\/span><\/p>\n

          \u7b2c\u4e94\u7ae0\u8fd0\u8f93\u5c42<\/a>
          \n<\/span><\/p>\n

          1.\u8fd0\u8f93\u5c42\u662f\u901a\u4fe1\u7684\u6700\u9ad8\u5c42\uff0c\u7528\u6237\u7684\u6700\u4f4e\u5c42<\/span><\/p>\n

          2.\u65e0\u8fde\u63a5\u7684<\/span>UDP\u7684\u7279\u70b9\u3001\u9762\u5411\u8fde\u63a5\u7684<\/span>TCP\u7684\u7279\u70b9<\/span><\/p>\n

          3.UDP\u7528\u6237\u6570\u636e\u62a5\u534f\u8bae \uff1a<\/span><\/span>UDP\u662f\u65e0\u8fde\u63a5<\/span>\u7684\uff0cUDP\u4f7f\u7528\u5c3d\u6700\u5927\u52aa\u529b\u4ea4\u4ed8<\/span>\uff0c\u7531\u4e8eUDP\u6ca1\u6709\u62e5\u585e\u63a7\u5236<\/span>\u51fa\u73b0\u62e5\u585e\u4e0d\u4f1a\u4f7f\u6e90\u4e3b\u673a\u7684\u53d1\u9001\u901f\u7387\u964d\u4f4e\u3002UDP\u662f\u9762\u5411\u62a5\u6587<\/span>\u7684\uff0cUDP\u652f\u6301\u4e00\u5bf9\u591a\u3001\u4e00\u5bf9\u4e00\u3001\u591a\u5bf9\u4e00\u7684\u4ea4\u4e92\u901a\u4fe1\uff0c\u7528\u6237\u6570\u636e\u62a5\u53ea\u67098\u5b57\u8282\u7684\u9996\u90e8\u5f00\u9500 <\/span><\/p>\n

          \u9996\u90e8\u683c\u5f0f\uff1a\u4f2a\u9996\u90e8(\u6e90IP\u5730\u5740\u3001\u76ee\u7684IP\u5730\u5740017\u3001UDP\u957f\u5ea6)\u3001\u6e90\u7aef\u53e3\u3001\u76ee\u7684\u7aef\u53e3\u3001\u957f\u5ea6\u3001\u68c0\u9a8c\u548c\u3002
          \n<\/span><\/p>\n

          \u53ef\u80fd\u5bfc\u81f4\u4e25\u91cd\u7684\u7f51\u7edc\u62e5\u585e
          \n<\/span><\/p>\n

          4.TCP\u4f20\u8f93\u63a7\u5236\u534f\u8bae<\/span><\/span>2\u662f\u9762\u5411\u8fde\u63a5\u7684\u534f\u8bae\uff0c\u63d0\u4f9b\u5168\u53cc\u5de5\uff1a\u5141\u8bb8\u53cc\u65b9\u4efb\u4f55\u65f6\u5019\u53d1\u9001\u6570\u636e \u53ef\u9760\u4ea4\u4ed8\uff1a\u65e0\u5dee\u9519\u3001\u4e0d\u5bf9\u662f\u3001\u4e0d\u91cd\u590d\u4e14\u6309\u5e8f\u5230\u8fbe \u9762\u5411\u5b57\u8282\u6d41\uff1a\u81f3\u6d41\u5165\u8fdb\u7a0b\u6216\u4ece\u8fdb\u7a0b\u6d41\u51fa\u7684\u5b57\u8282\u5e8f\u5217<\/span><\/p>\n

          TCP\u5efa\u7acb\u7684\u8fde\u63a5\u662f\u865a\u8fde\u63a5\uff0c\u4e0d\u662f\u7269\u7406\u8fde\u63a5\u3002TCP\u7684\u8fde\u63a5\u7531\u56db\u5143\u7ec4\uff08\u6e90IP\u5730\u5740\uff0c\u6e90\u7aef\u53e3\u53f7\uff0c\u76ee\u7684IP\u5730\u5740\uff0c\u76ee\u7684\u7aef\u53e3\u53f7\uff09\u6807\u8bc6\u3002
          \n<\/span><\/p>\n

          TCP\u9996\u90e8\uff1a<\/span>URG\uff1a<\/span>1\u65f6\u7d27\u6025\u6570\u636e\uff0c\u5e94\u5c3d\u5feb\u4ea4\u4ed8 ACK\uff1a1\u662f\u786e\u8ba4\u53f7\u5b57\u6bb5\u624d\u6709\u6548\u3002\u6570\u636e\u504f\u79fb\uff1a4\u4f4d\uff0c\u6570\u636e\u90e8\u5206\u8d77\u59cb\u5904\u8ddd\u79bbTCP\u62a5\u6587\u6bb5\u7684\u8d77\u59cb\u5904\u6709\u591a\u8fdc\u3002<\/span><\/p>\n

          5.TCP\u7684\u53ef\u9760\u4f20\u8f93\uff1a\u6570\u636e\u7f16\u53f7\u4e0e\u786e\u8ba4\u3002\u4ee5\u5b57\u8282<\/span>\u4e3a\u5355\u4f4d\u7684\u6ed1\u52a8\u7a97\u53e3<\/span>P233\uff1a<\/span><\/p>\n

          \u8d85\u65f6\u91cd\u4f20\u65f6\u95f4\u7684\u9009\u62e9\uff1a\u65b0\u7684RTTs=(1-\u03b1)*(\u65e7\u7684RTTs)+\u03b1*(\u65b0\u7684RTT\u6837\u672c)
          \n<\/span><\/p>\n

          6.TCP\u7684\u6d41\u91cf\u63a7\u5236\uff1a\u4ee5\u89e3\u51b3\u53d1\u9001\u65b9\u53d1\u9001\u6570\u636e\u592a\u5feb\uff0c\u63a5\u6536\u65b9\u6765\u4e0d\u53ca\u63a5\u6536\uff0c\u4f7f\u63a5\u6536\u7f13\u5b58\u6ea2\u51fa\u7684\u95ee\u9898\u3002\u63a5\u6536\u65b9\u6765\u63a7\u5236\u53d1\u9001\u65b9\uff0c<\/span>TCP\u63a5\u6536\u65b9\u8981\u7ef4\u6301\u4e00\u4e2a\u63a5\u6536\u7a97\u53e3\u53d8\u91cf<\/span><\/p>\n

          7.\u7528\u4e09\u6b21\u8054\u7edc\u5efa\u7acb<\/span>TCP\u8fde\u63a5<\/span>(\u4e09\u6b21\u63e1\u624b<\/span>)\uff1a\u4f7f\u6bcf\u4e00\u65b9\u77e5\u6653\u5bf9\u65b9\u7684\u5b58\u5728\uff1b\u5141\u8bb8\u53cc\u65b9\u534f\u5546\u4e00\u4e9b\u53c2\u6570\uff1b\u5bf9\u8fd0\u8f93\u662f\u5c38\u4f53\u8d44\u6e90\uff08\u7f13\u5b58\u5927\u5c0f\u3001\u8ba1\u65f6\u5668\u7b49\uff09\u8fdb\u884c\u5206\u914d\u548c\u521d\u59cb\u5316\u3002\u4e3b\u52a8\u53d1\u8d77\u5efa\u7acb\u7684\u53eb\u5ba2\u6237\uff0c\u88ab\u52a8\u7b49\u5f85\u8fde\u63a5\u7684\u53eb\u670d\u52a1\u5668\u3002<\/span><\/p>\n

          8.\u62e5\u585e\u63a7\u5236\uff1a\u9632\u6b62\u8fc7\u591a\u7684\u6570\u636e\u8bf8\u5982\u7f51\u7edc\uff0c\u4f7f\u7f51\u7edc\u4e2d\u7684\u8def\u7531\u5668\u6216\u94fe\u8def\u4e0d\u81f4\u8fc7\u8f7d\u3002<\/span><\/p>\n

          9.TCP\u7684\u62e5\u585e\u63a7\u5236\uff1a\u901a\u8fc7\u7ef4\u6301\u63a5\u6536\u65b9\u7a97\u53e3\uff0c\u7684\u72b6\u6001\u53d8\u91cf<\/span>rwnd\u6765\u8bb0\u5f55\u3002<\/span>TCP\u53d1\u9001\u65b9\u7684\u53d1\u9001\u7a97\u53e3\u5927\u5c0f\u53d6\u63a5\u6536\u65b9\u7a97\u53e3\u548c\u62e5\u585e\u7a97\u53e3\u4e2d\u7684\u8f83\u5c0f\u503c\u3002\u53d1\u9001\u7a97\u53e3\u7684\u4e0a\u9650\u503c<\/span>=Min(rwnd,cwnd)\u3002<\/span><\/p>\n

          \u6162\u542f\u52a8\u548c\u62e5\u585e\u907f\u514d\uff1a\u7c7b\u4f3c\u9000\u907f\u6307\u6570\u7b97\u6cd5\uff0c\u9010\u6b65\u589e\u5927\u53d1\u9001\u65b9\u7a97\u53e3\u7684<\/span>cwnd\uff0c<\/span>2.\u5feb\u901f\u6062\u590d\uff1a\u533a\u5206\u662f\u666e\u901a\u4e22\u5931\u8fd8\u662f\u62e5\u585e\u4e22\u5931<\/span><\/p>\n

          \u7b2c\u516d\u7ae0 \u5e94\u7528\u5c42<\/a>
          \n<\/span><\/p>\n

          1.\u7f51\u7edc\u5e94\u7528\u4f53\u7cfb\u7ed3\u6784\u3001\u57df\u540d\u7cfb\u7edf<\/span>DNS\u3001\u4e07\u7ef4\u7f51\u548c<\/span>HTTP\u3001\u7535\u5b50\u90ae\u4ef6\u5de5\u4f5c\u539f\u7406\uff1a<\/span>SMTP\u3001<\/span>POP3\u3001<\/span>IMAP DHCP<\/span><\/p>\n

          2.\u7528\u6237\u3002\u670d\u52a1\u5668<\/span>(C\/S)\u4f53\u7cfb\u7ed3\u6784\uff0c\u5ba2\u6237\u8fdb\u7a0b\u4f7f\u8bf7\u6c42\u65b9\uff0c\u670d\u52a1\u5668\u8fdb\u7a0b\u662f\u63d0\u4f9b\u65b9\u3002<\/span><\/p>\n

          \u5bf9\u7b49\u4f53\u7cfb\u7ed3\u6784<\/span>(P2P)\u5206\u5e03\u5728\u7f51\u7edc\u4e2d\u7684\u5e94\u7528\u8fdb\u7a0b\u662f\u5bf9\u7b49\u7684\uff0c\u88ab\u79f0\u4e3a\u5bf9\u7b49\u65b9\u3002\u5e94\u7528\u5c42\u534f\u8bae\uff0c\u9009\u62e9\u8fd0\u8f93\u5c42\u534f\u8bae<\/span><\/p>\n

          3\u57df\u540d\u7cfb\u7edfDNS<\/span>:\u57df\u540d\u5230IP\u5730\u5740\u7684\u8f6c\u6362\u6709\u82e5\u5e72\u4e2a\u57df\u540d\u670d\u52a1\u5668\u7a0b\u5e8f\u5b8c\u6210\uff0c\u6b64\u8fc7\u7a0b\u53eb\u57df\u540d\u89e3\u6790\uff0c\u8fd0\u884c\u7a0b\u5e8f\u7684\u4e3b\u673a\u53eb\u57df\u540d\u670d\u52a1\u5668
          \n<\/span><\/p>\n

          DNS\u63d0\u4f9b\u7684\u5176\u4ed6\u670d\u52a1\uff1a\u8ffd\u51fb\u522b\u540d\uff0c\u8d1f\u8f7d\u5206\u914d\uff0c\u53cd\u5411\u57df\u540d\u89e3\u6790 \u3002\u6839\u57df\u540d\u670d\u52a1\u5668\uff08\u6700\u9ad8\u5c42\u6b21\u7684\u57df\u540d\u670d\u52a1\u5668\uff09\u3001\u9876\u7ea7\u57df\u540d\u670d\u52a1\u5668\uff08TLD\u670d\u52a1\u5668\uff09\u6743\u5a01\u57df\u540d\u670d\u52a1\u5668 \u00b7\u00b7\u00b7.\u4e09\u7ea7\u57df\u540d.\u4e8c\u7ea7\u57df\u540d.\u9876\u7ea7\u57df\u540d \u56fd\u5bb6\u9876\u7ea7\u3001\u901a\u7528\u9876\u7ea7 <\/span><\/p>\n

          4.\u4e07\u7ef4\u7f51<\/span>(WWW)\u4f7f\u7528\u7edf\u4e00\u8d44\u6e90\u5b9a\u4f4d\u7b26<\/span>(URL)\u6765\u6807\u5fd7\uff0c<\/span>HTTP\u8d85\u6587\u672c\u4f20\u9001\u534f\u8bae\u662f\u4e00\u4e2a\u5e94\u7528\u5c42\u534f\u8bae\uff0c\u4f7f\u7528<\/span>TCP\u8fde\u63a5\u8fdb\u884c\u53ef\u9760\u7684\u4f20\u8f93\u3002<\/span>HTML\u4f7f\u4e07\u7ef4\u7f51\u9875\u9762\u7684\u5236\u4f5c\u8005\u53ef\u4ee5\u65b9\u4fbf\u7684\u83b7\u5f97\u754c\u9762\u5e76\u8fdb\u884c\u5c55\u793a<\/span><\/p>\n

          5.\u7edf\u4e00\u8d44\u6e90\u5b9a\u4f4d\u7b26<\/span>URL\uff1a\u683c\u5f0f\uff1a<\/span><\u534f\u8bae<\/span>>:\/\/<\u4e3b\u673a<\/span>>:<\u7aef\u53e3<\/span>>\/<\u8def\u5f84<\/span>><\/p>\n

          \u4f7f\u7528HTTP\u7684URL\uff1a http:\/\/<\u4e3b\u673a>:<\u7aef\u53e3>\/<\u8def\u5f84><\/a>
          \n<\/span><\/p>\n

          6.\u52a8\u6001\u4e3b\u673a\u914d\u7f6e\u534f\u8baeDHCP:\u5373\u63d2\u5373\u7528\u8054\u7f51\uff0c\u5141\u8bb8\u4e00\u53f0\u8ba1\u7b97\u673a\u52a0\u5165\u65b0\u7684\u7f51\u7edc\u548c\u83b7\u53d6IP\u5730\u5740\u800c\u4e0d\u7528\u4eba\u5de5\u53c2\u4e0e\u3002
          \n<\/span><\/p>\n

          7.P2P\u6587\u4ef6\u5171\u4eab\u901a\u8fc7\u5206\u7247\u53ef\u4f38\u7f29\u6027\u3001\u5177\u6709\u6210\u672c\u4f18\u52bf<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"

          \u7b2c\u4e00\u7ae0 \u8ba1\u7b97\u673a\u7f51\u7edc\u6982\u8ff0 \u9009\u3001\u586b\u3001\u540d\u8bcd\u89e3\u91ca\u3001\u7b80\u7b54\u8ba1\u7b97\uff084\u7ae0\uff09 \u8ba1\u7b97\uff1aCIDR\u5730\u5740\u5757\u7684\u5212\u5206\uff1a\u5e73\u5747\uff1a\u501f\u4f4d \u5212\u5206\u5b50\u7f51\u3001 […]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[9,1],"tags":[],"class_list":["post-248","post","type-post","status-publish","format-standard","hentry","category-9","category-uncategorized"],"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/fans.muvocal.com\/index.php\/wp-json\/wp\/v2\/posts\/248","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fans.muvocal.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fans.muvocal.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fans.muvocal.com\/index.php\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/fans.muvocal.com\/index.php\/wp-json\/wp\/v2\/comments?post=248"}],"version-history":[{"count":2,"href":"https:\/\/fans.muvocal.com\/index.php\/wp-json\/wp\/v2\/posts\/248\/revisions"}],"predecessor-version":[{"id":253,"href":"https:\/\/fans.muvocal.com\/index.php\/wp-json\/wp\/v2\/posts\/248\/revisions\/253"}],"wp:attachment":[{"href":"https:\/\/fans.muvocal.com\/index.php\/wp-json\/wp\/v2\/media?parent=248"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fans.muvocal.com\/index.php\/wp-json\/wp\/v2\/categories?post=248"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fans.muvocal.com\/index.php\/wp-json\/wp\/v2\/tags?post=248"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}