{"id":348,"title":"tcp\/ip\u534f\u8bae\u65cf\u4f53\u7cfb\u7ed3\u6784\u53ca\u4e3b\u8981\u534f\u8bae","good":0,"bad":0,"hit":2538,"created_at":"2018-06-17 14:08:18","content":"

\"image.png\"\/<\/p>

\u6570\u636e\u94fe\u8def\u5c42\uff1a<\/p>

\u5b9e\u73b0\u7f51\u5361\u63a5\u53e3\u7684\u7f51\u7edc\u9a71\u52a8\u7a0b\u5e8f\uff0c\u4ee5\u5904\u7406\u6570\u636e\u5728\u7269\u7406\u5a92\u4ecb\u4e0a\u7684\u4f20\u529e\u7406\uff1b<\/p>

\u6709\u4e24\u4e2a\u5e38\u7528\u7684\u534f\u8bae\uff1a<\/p>

ARP:(\u5730\u5740\u89e3\u6790\u534f\u8bae\uff09<\/p>

RARP:(\u9006\u5730\u5740\u89e3\u6790\u534f\u8bae\uff09<\/p>

\u4ed6\u4eec\u5b9e\u73b0\u4e86ip\u5730\u5740\u548cMAC\u5730\u5740\u4e4b\u95f4\u7684\u76f8\u4e92\u8f6c\u6362\uff1b<\/p>

\u56e0\u4e3a\u5176\u4e0a\u5c42\uff0c\u7f51\u7edc\u5c42\u662f\u901a\u8fc7ip\u5730\u5740\u6765\u5bfb\u5740\u4e00\u53f0\u673a\u5668\u7684\uff1b<\/p>

<\/p>

\u7f51\u7edc\u5c42\uff1a<\/p>

\u5b9e\u73b0\u6570\u636e\u5305\u7684\u9009\u8def\u548c\u8f6c\u53d1\uff0c\u7f51\u7edc\u5c42\u7684\u6700\u6838\u5fc3\u534f\u8bae\u662fip\u534f\u8bae\uff0cip\u534f\u8bae \u6839\u636e\u6570\u636e\u6211\u7684\u76ee\u7684ip\u5730\u5740\u6765\u51b3\u5b9a\u5982\u4f55\u62bd\u9012\u5b83\uff1b\u5982\u679c\u6570\u636e\u5305\u4e0d\u80fd\u76f4\u63a5\u53d1\u9001\u7ed9\u76ee\u6807\u4e3b\u673a\uff0c\u90a3\u4e48ip\u534f\u8bae\u5c31\u4e3a\u5b83\u5bfb\u627e\u53e6\u4e00\u4e2a\u5408\u9002\u7684\u8def\u7531\u5668\uff0c\u591a\u6b21\u91cd\u590d\u8fd9\u4e2a\u8fc7\u7a0b\uff0c\u76f4\u5230\u6570\u636e\u5305\u6700\u7ec8\u5230\u8fbe\u76ee\u6807\u4e3b\u673a\uff0c\u6216\u8005\u7531\u4e8e\u53d1\u9001\u5931\u8d25\u800c\u88ab\u4e22\u5f03\uff1b<\/p>

\u7f51\u7edc\u5c42\u8fd8\u6709\u4e00\u4e2a\u751f\u8981\u7684\u534f\u8baeicmp:\u56e0\u7279\u7f51\u63a7\u5236\u62a5\u6587\u534f\u8bae\uff0c\u5b81\u662fip\u534f\u8bae \u7684\u91cd\u8981\u8865\u5145\uff0c\u4e3b\u8981\u7528\u4e8e\u68c0\u6d4b\u7f51\u7edc\u8fde\u63a5\uff1b<\/p>

\u5b83\u4f1a\u5728\u53d1\u9001\u7684\u62a5\u6587\u5185\u5bb9\u524d\u52a0\u4e00\u4e2a\u62a5\u6587\u5934\uff0c\u6807\u660e\u62a5\u6587\u7c7b\u578b\u53ca\u6821\u9a8c\u5b57\u6bb5\u7b49\uff1b<\/p>

<\/p>

\u4f20\u8f93\u5c42\uff1a<\/p>

\u4e3a\u4e24\u53f0\u4e3b\u673a\u4e0a\u7684\u5e94\u7528\u7a0b\u5e8f\u63d0\u4f9b\u7aef\u5230\u7aef\u7684\u901a\u4fe1\u3002<\/p>

\u4f20\u8f93\u5c42\u6709\u4e09\u4e2a\u4e3b\u8981\u534f\u8bae\uff1a<\/p>

TCP(\u4f20\u8f93\u63a7\u5236\u534f\u8bae\uff09\uff1a\u4e3a\u5e94\u7528\u5c42\u63d0\u4f9b\u53ef\u9760\u7684\uff0c\u9762\u5411\u8fde\u63a5\u7684\u548c\u57fa\u4e8e\u6d41\uff08stream)\u7684\u670d\u52a1\u3002\u901a\u8fc7\u8d85\u65f6\u91cd\u4f20\uff0c\u6570\u636e\u786e\u8ba4\u7b49\u6765\u786e\u4fdd\u6570\u636e\u5305\u88ab\u6b63\u786e\u5730\u53d1\u9001\u5230\u76ee\u7684\u7aef \uff0c\u56e0\u6b64\u5b83\u662f\u53ef\u9760\u7684\uff1b\u53cc\u65b9\u5fc5\u987b\u5148\u5efa\u7acbtcp\u8fde\u63a5\uff0c\u5e76\u5728\u5185\u6838\u4e2d\u4e3a\u8be5\u8fde\u63a5\u7ef4\u6301\u4e00\u4e9b\u5fc5\u8981\u7684\u6570\u636e\u7ed3\u6784\uff0c\u5982\u8fde\u63a5\u72b6\u6001\uff0c\u8bfb\u5199\u7f13\u51b2\u533a\uff0c\u5b9a\u65f6\u5668\u7b49\u3002\u5f53\u901a\u4fe1\u7ed3\u675f\uff0c\u53cc\u65b9\u5fc5\u987b\u5173\u95ed\u8fde\u63a5\u6765\u91ca\u653e\u8d44\u6e90\uff1b<\/p>

UDP\uff08\u7528\u6237\u6570\u636e\u62a5\u534f\u8bae\uff09\uff1a\u4e0etcp\u534f\u8bae\u5b8c\u5168\u76f8\u53cd\uff0c\u5b83\u63d0\u4f9b\u4e0d\u53ef\u9760\uff0c\u65e0\u8fde\u63a5\u548c\u57fa\u4e8e\u6570\u636e\u62a5\u7684\u670d\u52a1\uff1b\u65e0\u6cd5\u4fdd\u8bc1\u6570\u636e\u6b63\u786e\u5730\u4f20\u9001\u5230\u76ee\u7684\u7aef\uff1b\u5982\u679c\u4e2d\u9014\u4e22\u5931\uff0c\u6216\u8005\u76ee\u7684\u7aef\u901a\u8fc7\u6570\u636e\u6821\u9a8c\u53d1\u73b0\u6570\u636e\u9519\u8bef\u800c\u5c06\u5176\u4e22\u5f03\uff0c\u5219udp\u534f\u8bae\u53ea\u662f\u7b80\u5355\u5730\u901a\u77e5\u5e94\u7528\u7a0b\u5e8f\u53d1\u9001\u5931\u8d25\uff0c\u56e0\u6b64\uff0c\u4f7f\u7528udp\u534f\u8bae\u7684\u5e94\u7528\u7a0b\u5e8f\u901a\u5e38\u8981\u81ea\u5df1\u5904\u7406\u6570\u636e\u786e\u8ba4\uff0c\u8d85\u65f6\u91cd\u4f20\u7b49\u903b\u8f91\u3002 <\/p>

udp\u534f\u8bae\u662f\u65e0\u8fde\u63a5\u7684\uff0c\u53cc\u65b9\u4e0d\u4fdd\u6301\u4e00\u4e2a\u957f\u4e45\u7684\u7684\u8054\u7cfb\uff0c\u56e0\u6b64\u5c31\u7528\u7a0b\u5e8f\u6bcf\u6b21\u53d1\u9001\u6570\u636e\u90fd\u8981\u660e\u786e\u6307\u5b9a\u63a5\u6536\u7aef\u7684\u5730\u5740\uff08ip\u7b49\uff09<\/p>

<\/p>

SCTP\uff08\u6d41\u63a7\u5236\u4f20\u8f93\u534f\u8bae\uff09\u4e3a\u4e86\u5728\u7f51\u4e0a\u4f20\u8f93\u7535\u8bdd\u4fe1\u53f7\u800c\u8bbe\u8ba1\u7684\u3002<\/p>

<\/p>

\u5e94\u7528\u5c42\uff1a\u8d1f\u8d23\u5904\u7406\u5e94\u7528\u7a0b\u5e8f\u7684\u903b\u8f91\uff0c\u5982\uff1a\u6587\u4ef6\u4f20\u8f93\uff0c\u540d\u79f0\u67e5\u8be2\u7b49\uff0c\u5e94\u7528\u5c42\u534f\u8bae\u5f88\u591a\uff0c\u5982\uff1a<\/p>

ping(\u975e\u534f\u8bae\uff0c\u662f\u5e94\u7528\u7a0b\u5e8f\uff09\uff0c\u5229\u7528icmp\u62a5\u6587\u68c0\u6d4b\u7f51\u7edc\u8fde\u63a5\uff1b<\/p>

telnet:\u8fdc\u7a0b\u767b\u5f55\u534f\u8bae<\/p>

ospf:\u5f00\u653e\u6700\u77ed\u4e2d\u5f84\u4f18\u5148\u534f\u8bae\uff0c\u7528\u4e8e\u8def\u7531\u5668\u95f4\u7684\u901a\u4fe1\uff0c\u4ee5\u544a\u77e5\u5bf9\u65b9\u5404\u81ea\u7684\u8def\u7531\u4fe1\u606f\uff1b<\/p>

DNS:\u57df\u540d\u670d\u52a1\u534f\u8bae\uff0c\u63d0\u4f9b\u673a\u5668\u57df\u540d\u5230ip\u5730\u5740\u7684\u8f6c\u6362\uff1b<\/p>

\u53ef\u4ee5\u901a\u8fc7\u67e5\u770b\/etc\/services\u6587\u4ef6\u67e5\u770b\u6240\u6709\u77e5\u540d\u7684\u5e94\u7528\u5c42\u534f\u8bae\uff1b<\/p>

<\/p>

TCP\/UDP\u7684\u4f18\u7f3a\u70b9\uff1a<\/h1>

<\/a>TCP\u7684\u4f18\u70b9\uff1a<\/h2>
\u53ef\u9760\uff0c\u7a33\u5b9a\nTCP\u7684\u53ef\u9760\u4f53\u73b0\u5728TCP\u5728\u4f20\u9012\u6570\u636e\u4e4b\u524d\uff0c\u4f1a\u6709\u4e09\u6b21\u63e1\u624b\u6765\u5efa\u7acb\u8fde\u63a5\uff0c\u800c\u4e14\u5728\u6570\u636e\u4f20\u9012\u65f6\uff0c\u6709\u786e\u8ba4\u3001\u7a97\u53e3\u3001\u91cd\u4f20\u3001\u62e5\u585e\u63a7\u5236\u673a\u5236\uff0c\u5728\u6570\u636e\u4f20\u5b8c\u540e\uff0c\u8fd8\u4f1a\u65ad\u5f00\u8fde\u63a5\u7528\u6765\u8282\u7ea6\u7cfb\u7edf\u8d44\u6e90\u3002123<\/pre>
<\/a>TCP\u7684\u7f3a\u70b9\uff1a<\/h2>
\u6162\uff0c\u6548\u7387\u4f4e\uff0c\u5360\u7528\u7cfb\u7edf\u8d44\u6e90\u9ad8\uff0c\u6613\u88ab\u653b\u51fb TCP\u5728\u4f20\u9012\u6570\u636e\u4e4b\u524d\uff0c\u8981\u5148\u5efa\u8fde\u63a5\uff0c\u8fd9\u4f1a\u6d88\u8017\u65f6\u95f4\uff0c\u800c\u4e14\u5728\u6570\u636e\u4f20\u9012\u65f6\uff0c\u786e\u8ba4\u673a\u5236\u3001\u91cd\u4f20\u673a\u5236\u3001\u62e5\u585e\u63a7\u5236\u673a\u5236\u7b49\u90fd\u4f1a\u6d88\u8017\u5927\u91cf\u7684\u65f6\u95f4\uff0c\u800c\u4e14\u8981\u5728\u6bcf\u53f0\u8bbe\u5907\u4e0a\u7ef4\u62a4\u6240\u6709\u7684\u4f20\u8f93\u8fde\u63a5\uff0c\u4e8b\u5b9e\u4e0a\uff0c\u6bcf\u4e2a\u8fde\u63a5\u90fd\u4f1a\u5360\u7528\u7cfb\u7edf\u7684CPU\u3001\u5185\u5b58\u7b49\u786c\u4ef6\u8d44\u6e90\u3002 \u800c\u4e14\uff0c\u56e0\u4e3aTCP\u6709\u786e\u8ba4\u673a\u5236\u3001\u4e09\u6b21\u63e1\u624b\u673a\u5236\uff0c\u8fd9\u4e9b\u4e5f\u5bfc\u81f4TCP\u5bb9\u6613\u88ab\u4eba\u5229\u7528\uff0c\u5b9e\u73b0DOS\u3001DDOS\u3001CC\u7b49\u653b\u51fb\u3002<\/p>
<\/a>UDP\u7684\u4f18\u70b9\uff1a<\/h2>
\u5feb\uff0c\u6bd4TCP\u7a0d\u5b89\u5168 UDP\u6ca1\u6709TCP\u7684\u63e1\u624b\u3001\u786e\u8ba4\u3001\u7a97\u53e3\u3001\u91cd\u4f20\u3001\u62e5\u585e\u63a7\u5236\u7b49\u673a\u5236\uff0cUDP\u662f\u4e00\u4e2a\u65e0\u72b6\u6001\u7684\u4f20\u8f93\u534f\u8bae\uff0c\u6240\u4ee5\u5b83\u5728\u4f20\u9012\u6570\u636e\u65f6\u975e\u5e38\u5feb\u3002\u6ca1\u6709TCP\u7684\u8fd9\u4e9b\u673a\u5236\uff0cUDP\u8f83TCP\u88ab\u653b\u51fb\u8005\u5229\u7528\u7684\u6f0f\u6d1e\u5c31\u8981\u5c11\u4e00\u4e9b\u3002\u4f46UDP\u4e5f\u662f\u65e0\u6cd5\u907f\u514d\u653b\u51fb\u7684\uff0c\u6bd4\u5982\uff1aUDP Flood\u653b\u51fb\u2026\u2026<\/p>
<\/a>UDP\u7684\u7f3a\u70b9\uff1a<\/h2>
\u4e0d\u53ef\u9760\uff0c\u4e0d\u7a33\u5b9a \u56e0\u4e3aUDP\u6ca1\u6709TCP\u90a3\u4e9b\u53ef\u9760\u7684\u673a\u5236\uff0c\u5728\u6570\u636e\u4f20\u9012\u65f6\uff0c\u5982\u679c\u7f51\u7edc\u8d28\u91cf\u4e0d\u597d\uff0c\u5c31\u4f1a\u5f88\u5bb9\u6613\u4e22\u5305\u3002<\/p>
<\/a>TCP\/UDP\u5e94\u7528\u573a\u666f\uff1a<\/h1>
\u57fa\u4e8e\u4e0a\u9762\u7684\u4f18\u7f3a\u70b9\uff0c\u90a3\u4e48\uff1a<\/p>
<\/a>\u4ec0\u4e48\u65f6\u5019\u5e94\u8be5\u4f7f\u7528TCP\uff1a<\/h2>
\u5f53\u5bf9\u7f51\u7edc\u901a\u8baf\u8d28\u91cf\u6709\u8981\u6c42\u7684\u65f6\u5019\uff0c\u6bd4\u5982\uff1a\u6574\u4e2a\u6570\u636e\u8981\u51c6\u786e\u65e0\u8bef\u7684\u4f20\u9012\u7ed9\u5bf9\u65b9\uff0c\u8fd9\u5f80\u5f80\u7528\u4e8e\u4e00\u4e9b\u8981\u6c42\u53ef\u9760\u7684\u5e94\u7528\uff0c\u6bd4\u5982HTTP\u3001HTTPS\u3001FTP\u7b49\u4f20\u8f93\u6587\u4ef6\u7684\u534f\u8bae\uff0cPOP\u3001SMTP\u7b49\u90ae\u4ef6\u4f20\u8f93\u7684\u534f\u8bae\u3002 \u5728\u65e5\u5e38\u751f\u6d3b\u4e2d\uff0c\u5e38\u89c1\u4f7f\u7528TCP\u534f\u8bae\u7684\u5e94\u7528\u5982\u4e0b\uff1a<\/p>
\u6d4f\u89c8\u5668\uff0c\u7528\u7684HTTP\nFlashFXP\uff0c\u7528\u7684FTP\nOutlook\uff0c\u7528\u7684POP\u3001SMTP\nPutty\uff0c\u7528\u7684Telnet\u3001SSH\nQQ\u6587\u4ef6\u4f20\u8f93<\/pre>
<\/a>\u90a3\u4e48\u4ec0\u4e48\u65f6\u5019\u5e94\u8be5\u4f7f\u7528UDP\uff1a<\/h2>
\u5f53\u5bf9\u7f51\u7edc\u901a\u8baf\u8d28\u91cf\u8981\u6c42\u4e0d\u9ad8\u7684\u65f6\u5019\uff0c\u8981\u6c42\u7f51\u7edc\u901a\u8baf\u901f\u5ea6\u80fd\u5c3d\u91cf\u7684\u5feb\uff0c\u8fd9\u65f6\u5c31\u53ef\u4ee5\u4f7f\u7528UDP\u3002 \u6bd4\u5982\uff0c\u65e5\u5e38\u751f\u6d3b\u4e2d\uff0c\u5e38\u89c1\u4f7f\u7528UDP\u534f\u8bae\u7684\u5e94\u7528\u5982\u4e0b\uff1a<\/p>
QQ\u8bed\u97f3\nQQ\u89c6\u9891\nTFTP<\/pre>
\u6269\u5c55\u9605\u8bfb\uff1a<\/p>
https:\/\/blog.csdn.net\/u013777351\/article\/details\/49226101<\/a><\/p>"}