{"id":153,"date":"2026-09-04T14:34:22","date_gmt":"2026-09-04T06:34:22","guid":{"rendered":"https:\/\/cookie-qwq.xyz\/?p=153"},"modified":"2026-09-05T18:12:15","modified_gmt":"2026-09-05T10:12:15","slug":"arp%e5%9c%b0%e5%9d%80%e8%a7%a3%e6%9e%90%e5%8d%8f%e8%ae%ae%e8%af%a6%e8%a7%a3","status":"publish","type":"post","link":"https:\/\/cookie-qwq.xyz\/index.php\/2026\/09\/04\/arp%e5%9c%b0%e5%9d%80%e8%a7%a3%e6%9e%90%e5%8d%8f%e8%ae%ae%e8%af%a6%e8%a7%a3\/","title":{"rendered":"ARP\u5730\u5740\u89e3\u6790\u534f\u8bae\u8be6\u89e3+\u4e8c\u5c42ARP\u5b9e\u9a8c"},"content":{"rendered":"\n

\uff081\uff09\u4ec0\u4e48\u662fARP\uff1f<\/strong><\/mark><\/p>\n\n\n\n

ARP\uff08Address Resolution Protocol\uff0c\u5730\u5740\u89e3\u6790\u534f\u8bae\uff09\uff1a<\/p>\n\n\n\n

\u662f\u6839\u636eIP\u5730\u5740\u83b7\u53d6\u6570\u636e\u94fe\u8def\u5c42\u5730\u5740\u7684\u4e00\u4e2aTCP\/IP\u534f\u8bae\u3002<\/p>\n\n\n\n

\u7b80\u5355\u8bb0\u5fc6\uff1a<\/p>\n\n\n\n

\u6839\u636e\u5df2\u77e5\u7684IP\u5730\u5740\u89e3\u6790\u83b7\u5f97\u5176\u5bf9\u5e94\u7684MAC\u5730\u5740\u3002<\/p>\n\n\n\n

\uff082\uff09ARP\uff08Address Resolution Protocol\uff0c\u5730\u5740\u89e3\u6790\u534f\u8bae\uff09\u7684\u4e3b\u8981\u529f\u80fd\uff1a<\/strong><\/mark><\/p>\n\n\n\n

\u2460\u3001\u5c06IP\u5730\u5740\u89e3\u6790\u4e3aMAC\u5730\u5740\uff1b<\/p>\n\n\n\n

\u2461\u3001\u7ef4\u62a4IP\u5730\u5740\u4e0eMAC\u5730\u5740\u7684\u6620\u5c04\u5173\u7cfb\u7684\u7f13\u5b58\uff0c\u5373ARP\u8868\u9879\uff1b<\/p>\n\n\n\n

\u2462\u3001\u5b9e\u73b0\u7f51\u6bb5\u5185\u91cd\u590dIP\u5730\u5740\u7684\u68c0\u6d4b\uff08\u5b66\u4e60DHCP\u7684\u65f6\u5019\u4f1a\u7ecf\u5e38\u9047\u5230\uff09\u3002<\/p>\n\n\n\n

\uff083\uff09ARP\u8868\u9879\u7684\u683c\u5f0f<\/strong><\/mark><\/p>\n\n\n\n

IP\u5730\u5740 + MAC\u5730\u5740<\/p>\n\n\n\n

\uff084\uff09\u4ea4\u6362\u673a\u7684\u8f6c\u53d1\u3001\u6cdb\u6d2a\u4ee5\u53caMAC\u5730\u5740\u5b66\u4e60\u548cMAC\u8868\u9879\u7684\u7ba1\u7406\u3002<\/mark><\/strong><\/p>\n\n\n\n

\u2460\u3001\u8f6c\u53d1<\/p>\n\n\n\n

\u8fd9\u91cc\u7684\u8f6c\u53d1\u4e00\u822c\u6307\u7684\u662f\u8f6c\u53d1\u6570\u636e\uff1b\u901a\u8fc7\u8bfb\u53d6\u6570\u636e\u5e27\u4e2d\u7684\u76ee\u7684MAC\u5730\u5740\uff0c\u5c06\u6570\u636e\u5e27\u51c6\u786e\u8f6c\u53d1\u5230\u5bf9\u5e94\u7aef\u53e3\uff08\u8fd9\u4e00\u6b65\u901a\u5e38\u4f9d\u8d56MAC\u8868\u9879\uff09\u3002<\/p>\n\n\n\n

\u2461\u3001\u6cdb\u6d2a<\/p>\n\n\n\n

\u5f53\u4ea4\u6362\u673a\u63a5\u6536\u5230\u76ee\u7684MAC\u5730\u5740\u4e3a\u5e7f\u64ad\u5730\u5740\u7684\u6570\u636e\u5e27\u65f6\uff0c\u4f1a\u5411\u9664\u672c\u8eab\u5916\u7684\u5176\u4ed6\u7aef\u53e3\u90fd\u53d1\u9001\u4e00\u6b21\u8be5\u6570\u636e\u5305\u3002<\/p>\n\n\n\n

\u2462\u3001MAC\u5730\u5740\u7684\u5b66\u4e60<\/p>\n\n\n\n

\u4ea4\u6362\u673a\u6bcf\u63a5\u6536\u5230\u4e00\u6b21\u76ee\u7684MAC\u5730\u5740\u4e3a\u5e7f\u64adMAC\u5730\u5740\u7684\u6570\u636e\u5e27\uff0c\u5728\u6cdb\u6d2a\u4e4b\u524d\u4f1a\u5b66\u4e60\u6e90MAC\u5730\u5740+\u5bf9\u5e94\u7aef\u53e3\u6620\u5c04\u5230MAC\u8868\u4e2d\uff1b\u5728\u6cdb\u6d2a\u4e4b\u540e\u5e76\u4e14\u6709\u7aef\u53e3\u63a5\u6536\u5230\u4e86\u5e7f\u64ad\u5e27\u7684\u56de\u590d\uff0c\u4f1a\u628a\u56de\u590d\u5e27\u91cc\u7684\u6e90MAC\u5730\u5740+\u5bf9\u5e94\u7aef\u53e3\u6620\u5c04\u5230MAC\u8868\u4e2d\u3002<\/p>\n\n\n\n

\u2463\u3001MAC\u8868\u9879\u7684\u7ba1\u7406<\/p>\n\n\n\n

MAC\u8868\u9879\u7684\u683c\u5f0f<\/p>\n\n\n\n

MAC\u5730\u5740+\u5bf9\u5e94\u7aef\u53e3<\/p>\n\n\n\n

<\/p>\n\n\n\n

<\/p>\n\n\n\n

<\/p>\n\n\n\n

\u81ea\u5df1\u590d\u4e60\uff0c\u91cd\u65b0\u5199\u4e00\u904d\u6280\u672f\u6587\u6863\uff0c\u5c31\u5f53\u7ed9\u81ea\u5df1\u8bb2\u8bfe\u4e86\u3002<\/p>\n\n\n\n

\u5b9e\u9a8c1-top\uff0c\u4e8c\u5c42ARP\uff1a<\/p>\n\n\n\n

\"\"<\/div><\/figure>\n\n\n\n

\u8bf4\u660e\uff1a\u8be5top\u56fe\u7684\u4ea4\u6362\u673a\u5c5e\u4e8e\u4e8c\u5c42\u4ea4\u6362\u673a\uff08\u6ca1\u6709\u8fdb\u884c\u4efb\u4f55\u914d\u7f6e\uff0c\u9664\u4e86\u6539\u540d\u79f0\uff09\uff0cPC1\u548cPC2\u3001PC-Other\u5c5e\u4e8e\u540c\u7f51\u6bb5\uff08192.168.1.0\/24\u7f51\u6bb5\uff0c\u5b50\u7f51\u63a9\u780124\u4f4d\uff09\u3002<\/p>\n\n\n\n

\u5b9e\u9a8c\u6d41\u7a0b<\/strong><\/mark><\/p>\n\n\n\n

\u914d\u7f6e\u597dPC1\u548cPC2<\/p>\n\n\n\n

\u5728\u5f00\u59cb\u4f7f\u7528PC1 ping PC2 \u4e4b\u524d\uff0c\u68c0\u67e5PC1\u548cPC2\u7684\u8868\u9879\uff0c\u4ee5\u53ca\u4ea4\u6362\u673a\u7684MAC\u5730\u5740\u8868\u3002<\/p>\n\n\n\n

PC1\u7684ARP\u8868\u9879<\/p>\n\n\n\n

\"\"<\/div><\/figure>\n\n\n\n

PC2\u7684ARP\u8868\u9879<\/p>\n\n\n\n

\"\"<\/div><\/figure>\n\n\n\n

PC-Other\u7684\u8868\u9879<\/p>\n\n\n\n

\"\"<\/div><\/figure>\n\n\n\n

\u4ea4\u6362\u673a\u7684MAC\u5730\u5740\u8868<\/p>\n\n\n\n

\"\"<\/div><\/figure>\n\n\n\n

\u5b9e\u9a8c\u7ed3\u679c<\/strong><\/mark><\/p>\n\n\n\n

\u5148\u6293\u5305<\/p>\n\n\n\n

\"\"<\/div><\/figure>\n\n\n\n

\u7528 PC1 ping PC2 \u7684IP\u5730\u5740<\/p>\n\n\n\n

\"\"<\/div><\/figure>\n\n\n\n

\u67e5\u770bPC1\u7684ARP\u8868\u9879<\/p>\n\n\n\n

\"\"<\/div><\/figure>\n\n\n\n

\u67e5\u770bPC2\u7684ARP\u8868\u9879<\/p>\n\n\n\n

\"\"<\/div><\/figure>\n\n\n\n

\u67e5\u770bPC-Other\u7684ARP\u8868\u9879<\/p>\n\n\n\n

\"\"<\/div><\/figure>\n\n\n\n

\u67e5\u770b\u4ea4\u6362\u673aS1\u7684MAC\u5730\u5740\u8868\u9879<\/p>\n\n\n\n

\"\"<\/div><\/figure>\n\n\n\n

\u53ef\u4ee5\u770b\u5230\uff0c\u5728PC1ping\u5b8cPC2\u4e4b\u540e\uff0cPC1\u3001PC2\u3001\u4ea4\u6362\u673aS1\uff0c\u90fd\u5b8c\u6210\u4e86\u5404\u81ea\u7684\u8868\u9879\u5b66\u4e60\u3002<\/p>\n\n\n\n

\u8fc7\u7a0b\u5206\u6790<\/strong><\/mark><\/p>\n\n\n\n

\u9996\u5148\u67e5\u770b\u4ea4\u6362\u673aS1\uff0cGE0\/0\/1\u53e3<\/p>\n\n\n\n

\u2460\u3001PC1 \u5230 \u4ea4\u6362\u673aS1<\/strong><\/mark><\/p>\n\n\n\n

PC1 \u53d1\u9001\u7684 ARP Request<\/p>\n\n\n\n

\"\"<\/div><\/figure>\n\n\n\n

\u6293\u5305\u4e3b\u8981\u5173\u6ce8\uff0cSource\u3001Destination\u3001Protocol\u3001Info\uff08\u6709\u4e00\u4e9b\u5176\u4ed6\u534f\u8bae\u9700\u8981\u5173\u6ce8No.\u3001Time\u3001Length\uff09<\/p>\n\n\n\n

No.553\u5c31\u662fARP Request\uff0cSource\uff08\u5373\u6e90MAC\u5730\u5740\uff09\u8fd9\u91cc\u662fPC1\u7684MAC\u5730\u5740\uff0c\u5173\u6ce8\u6e90MAC\u5730\u5740\u5c3e\u53f7\uff083b:f7\uff09\uff0c\u548cPC1\u7684\u8fdb\u884c\u5bf9\u7167<\/p>\n\n\n\n

\"\"<\/div><\/figure>\n\n\n\n

\u5206\u6790ARP Request\uff1a<\/p>\n\n\n\n

\"\"<\/div><\/figure>\n\n\n\n

Destination\uff08\u5373\u76ee\u7684MAC\u5730\u5740\uff09\uff0c\u8fd9\u4e0a\u9762\u5199\u7684Broadcast\uff0c\u5e7f\u64adMAC\u5730\u5740\u7684\u610f\u601d\u3002<\/p>\n\n\n\n

Protocol\uff08\u534f\u8bae\uff09\uff0cARP\u534f\u8bae\uff08Address Resolution Protocol\uff0c\u5730\u5740\u89e3\u6790\u534f\u8bae\uff09<\/p>\n\n\n\n

Info\uff08\u6458\u8981\u4fe1\u606f\uff09\uff0cWho has 192.168.1.2\uff1fTell 192.168.1.1<\/p>\n\n\n\n

\u8fd9\u4e00\u9879\u662fARP Request\u7684\u6838\u5fc3\u7279\u5f81\uff0c\u8fd9\u53e5\u8bdd\u7684\u610f\u601d\u662f\uff1a\u8c01\u662f192.168.1.2\uff1f\u544a\u8bc9192.168.1.1<\/p>\n\n\n\n

\u67e5\u770bARP Request\u7684\u8be6\u7ec6\u4fe1\u606f\uff1a<\/p>\n\n\n\n

\"\"<\/div><\/figure>\n\n\n\n

Address Resolution Protocol\uff08ARP\u534f\u8bae\uff09<\/p>\n\n\n\n

\u8fd9\u91cc\u4e3b\u8981\u5173\u6ce8Sender MAC address\u3001Sender IP address\u3001Target MAC address\u3001Target IP address\u3002<\/p>\n\n\n\n

Sender MAC address\uff1a3b:f7\uff08\u5173\u6ce8\u5c3e\u53f7\uff09\uff0c\u8fd9\u91cc\u662f\u6307\u53d1\u9001\u7aef\u7684MAC\u5730\u5740\uff0c\u76f8\u5f53\u4e8e\u6e90MAC\u5730\u5740\uff08\u5373PC1\u7684MAC\u5730\u5740\uff09<\/p>\n\n\n\n

Sender IP address\uff1a192.168.1.1\uff0c\u53d1\u9001\u7aefIP\u5730\u5740\uff0c\u76f8\u5f53\u4e8e\u6e90IP\u5730\u5740\uff0c\uff08\u5373PC1\u7684IP\u5730\u5740\uff09<\/p>\n\n\n\n

Target MAC address\uff1abroadcast\uff08ff:ff:ff:ff:ff:ff\uff09\uff0c\u76ee\u7684MAC\u5730\u5740\uff0c\u5168\u4e3af\u5c5e\u4e8e\u5e7f\u64adMAC\u5730\u5740<\/p>\n\n\n\n

Target IP address\uff1a192.168.1.2\uff0c\u76ee\u7684IP\u5730\u5740\uff0c\u5373PC2\u7684IP\u5730\u5740<\/p>\n\n\n\n

\u4ea7\u751f\u7684\u539f\u56e0<\/p>\n\n\n\n

\u7531\u4e8ePC1\u548cPC2\u7b2c\u4e00\u6b21\u901a\u4fe1\u65f6\uff0cARP\u7f13\u5b58\u8868\u4e2d\u5e76\u4e0d\u5b58\u5728PC2\u7684MAC\u5730\u5740\uff0c\u6240\u4ee5PC1\u4f1a\u53d1\u9001ARP Request\u6765\u83b7\u53d6\u76ee\u7684MAC\u5730\u5740\uff08\u8fd9\u91cc\u662f\u83b7\u53d6PC2\u7684MAC\u5730\u5740\u3002\uff09\uff0c\u5c01\u88c5\u8be5\u62a5\u6587\u7684\u65f6\u5019\u5c31\u4f1a\u628aPC1\u7684IP\u548cMAC\u653e\u5230Sender MAC\u548cSender IP\u4e2d\uff0c<\/p>\n\n\n\n

\u628aPC2\u548c\u5e7f\u64adMAC\u5730\u5740\u653e\u5230Target MAC\u548cTarget IP\u4e2d\u3002<\/p>\n\n\n\n

Ethernet II\uff08\u6570\u636e\u94fe\u8def\u5c42\uff09\uff0c<\/p>\n\n\n\n

\u4e3b\u8981\u5173\u6ce8\uff1asrc\/source MAC\u548cDestination MAC<\/p>\n\n\n\n

source MAC\uff1aPC1\u7684MAC\u5730\u5740<\/p>\n\n\n\n

destiation MAC\uff1a\u5e7f\u64adMAC\u5168\u4e3af<\/p>\n\n\n\n

Frame\uff08\u7269\u7406\u5c42\uff09\uff0c\u8be5\u5b9e\u9a8c\u4e0d\u7528\u8fc7\u591a\u5173\u6ce8\u3002<\/p>\n\n\n\n

PC1 \u5230 S1\u7684\u8fc7\u7a0b<\/p>\n\n\n\n

\u7b2c\u4e00\u6b65\u5c01\u88c5ARP Request\uff0c\u5c01\u88c5\u8fc7\u7a0b\u4e0a\u9762\u5199\u4e86<\/p>\n\n\n\n

\u7b2c\u4e8c\u6b65\u53d1\u9001ARP Request\u5230S1\u7684GE0\/0\/1\u63a5\u53e3<\/p>\n\n\n\n

\"\"<\/div><\/figure>\n\n\n\n

\u4ea4\u6362\u673a\u63a5\u6536\u5230\u6570\u636e\u5305\u4e4b\u540e\u00b7\uff0c\u4f1a\u5bf9ARP Request\u89e3\u5c01\u88c5\uff0c\u89e3\u5c01\u88c5\u5230\u6570\u636e\u5e27\uff08\u7531\u4e8e\u662f\u4e8c\u5c42\u4ea4\u6362\u673a\uff0c\u5e76\u4e0d\u4f1a\u89e3\u5c01\u9ad8\u4e8e\u6570\u636e\u94fe\u8def\u5c42\u7684\u5934\u90e8\uff09<\/p>\n\n\n\n

\u89c2\u5bdf\u6570\u636e\u94fe\u8def\u5c42\u5e27\u5934\u7684\u4fe1\u606f\uff1a<\/p>\n\n\n\n

source MAC:54-89-98-70-3B-F7<\/p>\n\n\n\n

destination MAC:ff:ff:ff:ff:ff:ff<\/p>\n\n\n\n

\u4ea4\u6362\u673aS1\u4f1a\u8fdb\u884cMAC\u5730\u5740\u7684\u5b66\u4e60\uff0c\u5c31\u662f\u628a\u6e90MAC\u5730\u5740\u548c\u5bf9\u5e94\u63a5\u53e3\u53f7\u6620\u5c04\u6210MAC\u8868\u9879\uff0cMAC\u8868\u9879\u7684\u683c\u5f0f\uff1aMAC\u5730\u5740+\u5bf9\u5e94\u63a5\u53e3<\/p>\n\n\n\n

\u5373\uff1a54-89-98-70-3B-F7 GE 0\/0\/1<\/p>\n\n\n\n

\"\"<\/div><\/figure>\n\n\n\n

\u5b66\u4e60\u5b8c\u6210\u4e4b\u540e\uff0c\u7531\u4e8e\u76ee\u7684MAC\u5730\u5740\u662f\u5e7f\u64ad\u5730\u5740\uff0c\u6240\u4ee5\u5c31\u4f1a\u8fdb\u884c\u6cdb\u6d2a\uff0c\u4f1a\u5411\u9664\u53d1\u9001\u7aef\u5916\u7684\u5176\u4ed6\u7aef\u53e3\u53d1\u9001ARP Request\u3002<\/p>\n\n\n\n

\u56fe\u7247\u793a\u4f8b\uff1a<\/p>\n\n\n\n

\"\"<\/div><\/figure>\n\n\n\n

PC-Other\u4e34\u65f6\u6dfb\u52a0\uff0c\u4ee5\u4e0a\u662fPC1 \u5230 S1\u7684\u8fc7\u7a0b\u3002<\/p>\n\n\n\n

\u4ea4\u6362\u673a\u6cdb\u6d2a\u540e\u4f1a\u5411GE 0\/0\/2\u63a5\u53e3\uff0cGE 0\/0\/3\u63a5\u53e3\u90fd\u53d1\u9001ARP Request\uff0c\u4e3a\u4e86\u65b9\u4fbf\u7406\u89e3\uff0c\u5148\u8bf4\u660eS1 \u5230 PC-Other<\/p>\n\n\n\n

\u2461\u3001S1 \u5230 PC-Other \u7684\u8fc7\u7a0b<\/mark><\/strong><\/p>\n\n\n\n

\u7531\u4e8e\u6b64\u65f6\u4ea4\u6362\u673aS1\u7684\u8eab\u4efd\u53d8\u6210\u4e86\u53d1\u9001\u65b9\uff0c\u6240\u4ee5\u5728\u63a5\u53e3GE0\/0\/3\u53d1\u9001\u6570\u636e\u5305\u4e4b\u540e\uff0c\u5e76\u4e0d\u4f1a\u8fdb\u884cMAC\u5730\u5740\u7684\u5b66\u4e60\u3002<\/p>\n\n\n\n

\u5f53ARP Request\u4eceGE 0\/0\/3 \u5230\u8fbe PC-Other\u7684\u63a5\u53e3\u540e\uff0cPC-Other\u4f1a\u5bf9\u8be5ARP Request\u8fdb\u884c\u89e3\u5c01\u88c5\u3002<\/p>\n\n\n\n

PC-Other\u4e3b\u8981\u770b\u7b2c\u4e09\u5c42ARP\u7684\u4fe1\u606f<\/p>\n\n\n\n

\"\"<\/div><\/figure>\n\n\n\n

ARP Request\uff1a<\/p>\n\n\n\n

Sender IP:192.168.1.1\/24<\/p>\n\n\n\n

Sender MAC:54-89-98-70-3B-F7<\/p>\n\n\n\n

Target IP:192.168.1.2\/24<\/p>\n\n\n\n

Target MAC:ff:ff:ff:ff:ff:ff<\/p>\n\n\n\n

\u67e5\u770b\u4e86ARP Request\u534f\u8bae\u7684\u4fe1\u606f\u540e\uff0c\u6839\u636e\u91cc\u9762\u7684Target IP\u6765\u5224\u65ad\u8be5\u6570\u636e\u5305\u662f\u4e0d\u662f\u53d1\u9001\u7ed9\u81ea\u5df1\u7684\u3002<\/p>\n\n\n\n

Target IP\uff1a192.168.1.2\/24\uff1bPC-Other\/IP\uff1a192.168.1.3\/24<\/p>\n\n\n\n

\u53d1\u73b0IP\u5730\u5740\u4e0d\u5339\u914d\uff0c\u5219PC-Other\u4f1a\u4e22\u5f03\u8be5ARP Request\u6570\u636e\u5305\u3002<\/p>\n\n\n\n

\u2462\u3001S1 \u5230 PC2\u7684\u8fc7\u7a0b<\/mark><\/strong><\/p>\n\n\n\n

\u7531\u4e8e\u6b64\u65f6\u4ea4\u6362\u673aS1\u7684\u8eab\u4efd\u53d8\u6210\u4e86\u53d1\u9001\u65b9\uff0c\u6240\u4ee5\u5728\u63a5\u53e3GE0\/0\/2\u53d1\u9001\u6570\u636e\u5305\u4e4b\u540e\uff0c\u5e76\u4e0d\u4f1a\u8fdb\u884cMAC\u5730\u5740\u7684\u5b66\u4e60\u3002<\/p>\n\n\n\n

\u5f53ARP Request\u4eceGE 0\/0\/2 \u5230\u8fbe PC2\u7684\u63a5\u53e3\u540e\uff0cPC2\u4f1a\u5bf9\u8be5ARP Request\u8fdb\u884c\u89e3\u5c01\u88c5\u3002<\/p>\n\n\n\n

PC2\u4e3b\u8981\u770b\u7b2c\u4e09\u5c42ARP\u7684\u4fe1\u606f<\/p>\n\n\n\n

ARP Request\uff1a<\/p>\n\n\n\n

Sender IP:192.168.1.1\/24<\/p>\n\n\n\n

Sender MAC:54-89-98-70-3B-F7<\/p>\n\n\n\n

Target IP:192.168.1.2\/24<\/p>\n\n\n\n

Target MAC:ff:ff:ff:ff:ff:ff<\/p>\n\n\n\n

\u67e5\u770b\u4e86ARP Request\u534f\u8bae\u7684\u4fe1\u606f\u540e\uff0c\u6839\u636e\u91cc\u9762\u7684Target IP\u6765\u5224\u65ad\u8be5\u6570\u636e\u5305\u662f\u4e0d\u662f\u53d1\u9001\u7ed9\u81ea\u5df1\u7684\u3002<\/p>\n\n\n\n

Target IP\uff1a192.168.1.2\/24\uff1bPC-2\/IP\uff1a192.168.1.2\/24<\/p>\n\n\n\n

\u53d1\u73b0IP\u5730\u5740\u5339\u914d\uff0c\u5219PC-Other\u4f1a\u63a5\u6536ARP Request\u6570\u636e\u5305\uff0c\u5e76\u8fdb\u884c\u56de\u590d\u3002<\/p>\n\n\n\n

ARP reply<\/p>\n\n\n\n

\"\"<\/div><\/figure>\n\n\n\n

PC2\u5728\u56de\u590dARP Request\u6570\u636e\u5305\u65f6\uff0c\u4f1a\u5148\u628aARP Request\u91cc\u9762\u7684Sender IP address\u548cSender MAC address\uff0c\u6620\u5c04\u6210ARP\u8868\u9879\u3002<\/p>\n\n\n\n

PC2\u7684ARP\u8868\u9879<\/p>\n\n\n\n

\"\"<\/div><\/figure>\n\n\n\n

\u6620\u5c04\u5b8c\u6210\u540e\uff0c\u4f1a\u8fdb\u884cARP reply\u6570\u636e\u5305\u7684\u5c01\u88c5<\/p>\n\n\n\n

\u7531\u4e8e\u6b64\u65f6PC2\u77e5\u9053\u4e86PC1\u7684IP\u548cMAC\u5730\u5740\uff0c\u4e3a\u4e86\u56de\u590dPC1\u7684ARP Request\u8bf7\u6c42\uff0c\u6240\u4ee5\u5c01\u88c5\u7684ARP reply\u5185\u5bb9\u5982\u4e0b<\/p>\n\n\n\n

ARP replay<\/p>\n\n\n\n

Sender IP address\uff1a192.168.1.2\uff0c\u5373PC2\u7684IP\u5730\u5740<\/p>\n\n\n\n

Sender MAC address\uff1a54-89-98-65-27-63\uff0c\u5373PC2\u7684MAC\u5730\u5740<\/p>\n\n\n\n

Target IP address\uff1a192.168.1.1\uff0c\u6839\u636eARP\u8868\u9879\uff0c\u628aPC1\u7684IP\u5730\u5740\u5c01\u88c5\u8fdb\u53bb<\/p>\n\n\n\n

Target MAC address\uff1a54-89-98-70-3B-F7\uff0c\u6839\u636eARP\u8868\u9879\uff0c\u628aPC1\u7684MAC\u5730\u5740\u5c01\u88c5\u8fdb\u53bb<\/p>\n\n\n\n

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

source MAC\uff1a54-89-98-65-27-63<\/p>\n\n\n\n

destination MAC\uff1a54-89-98-70-3B-F7<\/p>\n\n\n\n

\u5c01\u88c5\u5b8c\u6210\u540e\uff0cARP reply\u4ecePC2\u7684\u63a5\u53e3\u53d1\u9001\u5230\u4ea4\u6362\u673aS1\u7684GE0\/0\/2\u63a5\u53e3<\/p>\n\n\n\n

\"\"<\/div><\/figure>\n\n\n\n

\u4ea4\u6362\u673a S1 GE0\/0\/2 \u63a5\u6536\u5230\u4e4b\u540e\uff0c\u4f1a\u5bf9 ARP reply \u8fdb\u884c\u89e3\u5c01\u88c5\uff0c\u89e3\u5c01\u88c5\u5230\u6570\u636e\u94fe\u8def\u5c42\uff0c\u67e5\u770b\u91cc\u9762\u7684\u5e27\u4fe1\u606f\uff0c\u628a\u6e90MAC\u5730\u5740\u548c\u63a5\u6536\u5230 ARP reply \u7684\u63a5\u53e3\u6620\u5c04\u5230 MAC\u5730\u5740\u8868\u9879 \u4e2d<\/p>\n\n\n\n

\u5373\uff1a54-89-98-65-27-63 GE 0\/0\/2<\/p>\n\n\n\n

\"\"<\/div><\/figure>\n\n\n\n

\u5b66\u4e60\u5b8c\u6210\u540e\uff0c\u518d\u628a\u5e27\u4fe1\u606f\u4e2d\u7684\u76ee\u7684MAC\u5730\u5740\u5728MAC\u5730\u5740\u8868\u4e2d\u8fdb\u884c\u6bd4\u5bf9\uff0c\u53d1\u73b0\u76ee\u7684MAC\u5730\u5740\uff08\u5373PC1\u7684MAC\u5730\u5740\uff09\u548c\u63a5\u53e3GE 0\/0\/1\u7ed1\u5b9a\uff0c\u6240\u4ee5\u4ea4\u6362\u673aS1\u4f1a\u628aARP reply\u4eceGE0\/0\/1\u53e3\u53d1\u9001\u7ed9PC1<\/p>\n\n\n\n

\u2463\u3001S1 \u5230 PC1<\/mark><\/strong><\/p>\n\n\n\n

PC1\u63a5\u6536\u5230ARP reply\u540e\uff0c\u89e3\u5c01\u88c5\u67e5\u770b\u7b2c\u4e09\u5c42\u4fe1\u606f\uff0c\u53d1\u73b0\u76ee\u7684IP\u5730\u5740\u3001\u76ee\u7684MAC\u5730\u5740\u548c\u81ea\u5df1IP\u5730\u5740\u3001MAC\u5730\u5740\u76f8\u540c\uff0c\u5c31\u4f1a\u628a\u91cc\u9762\u7684Sender IP address\u3001Sender MAC address\u6620\u5c04\u5230\u81ea\u5df1\u7684ARP\u8868\u9879\u4e2d\uff1a
\u00a0<\/p>\n\n\n\n

\"\"<\/div><\/figure>\n\n\n\n

\u81f3\u6b64ARP\u7684\u5b66\u4e60\u5b8c\u6210\uff0c\u7136\u540e\u624d\u5f00\u59cb\u6b63\u5f0f\u7684\u901a\u4fe1\uff0cping\u547d\u4ee4\u53d1\u9001\u7684\u534f\u8bae\u5305\u662fICMP<\/p>\n\n\n\n

\"\"<\/div><\/figure>\n\n\n\n

\u6ce8\u610f\u4e8b\u9879\uff1a<\/mark><\/p>\n\n\n\n

\u5982\u679c\u5728ping\u4e86\u4e00\u6b21\u4e4b\u540e\uff0c\u8fc7\u4e86\u4e00\u6bb5\u65f6\u95f4\u518d\u53bb\u67e5\u770bARP\u8868\u9879\u3001MAC\u5730\u5740\u8868\u9879\u53d1\u73b0\u4e3a\u7a7a\u8fd9\u662f\u6b63\u5e38\u73b0\u8c61\uff0c\u518dping\u4e00\u6b21\u5373\u53ef\u3002<\/p>\n\n\n\n

\u4ee5\u4e0a\u4fbf\u662f\u4e8c\u5c42ARP\u7684\u5185\u5bb9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

\uff081\uff09\u4ec0\u4e48\u662fARP\uff1f ARP\uff08Address Resolution Protocol\uff0c\u5730\u5740\u89e3\u6790\u534f\u8bae\uff09\uff1a \u662f\u6839\u636e […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[14,13,11],"class_list":["post-153","post","type-post","status-publish","format-standard","hentry","category-archives","tag-arp","tag-13","tag-11"],"_links":{"self":[{"href":"https:\/\/cookie-qwq.xyz\/index.php\/wp-json\/wp\/v2\/posts\/153","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cookie-qwq.xyz\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/cookie-qwq.xyz\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/cookie-qwq.xyz\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/cookie-qwq.xyz\/index.php\/wp-json\/wp\/v2\/comments?post=153"}],"version-history":[{"count":2,"href":"https:\/\/cookie-qwq.xyz\/index.php\/wp-json\/wp\/v2\/posts\/153\/revisions"}],"predecessor-version":[{"id":195,"href":"https:\/\/cookie-qwq.xyz\/index.php\/wp-json\/wp\/v2\/posts\/153\/revisions\/195"}],"wp:attachment":[{"href":"https:\/\/cookie-qwq.xyz\/index.php\/wp-json\/wp\/v2\/media?parent=153"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cookie-qwq.xyz\/index.php\/wp-json\/wp\/v2\/categories?post=153"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cookie-qwq.xyz\/index.php\/wp-json\/wp\/v2\/tags?post=153"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}