{"id":1519,"date":"2011-08-17T04:21:40","date_gmt":"2011-08-16T20:21:40","guid":{"rendered":"http:\/\/www.slyar.com\/blog\/?p=1519"},"modified":"2022-07-03T15:52:03","modified_gmt":"2022-07-03T22:52:03","slug":"cisco-ios-ping-debug","status":"publish","type":"post","link":"http:\/\/www.slyar.com\/blog\/cisco-ios-ping-debug.html","title":{"rendered":"Cisco IOS\u6269\u5c55ping\u547d\u4ee4\u7684\u4f7f\u7528\u6280\u5de7"},"content":{"rendered":"<p>\u6587\u7ae0\u4f5c\u8005\uff1a<span style=\"color: #0000ff;\">\u59dc\u5357(Slyar) <\/span>\u6587\u7ae0\u6765\u6e90\uff1aSlyar Home (<a title=\"Slyar\" href=\"http:\/\/www.slyar.com\" target=\"_blank\" rel=\"noopener\">www.slyar.com<\/a>) \u8f6c\u8f7d\u8bf7\u6ce8\u660e\uff0c\u8c22\u8c22\u5408\u4f5c\u3002<\/p>\n<p>\u5728\u505aCisco\u5206\u89e3\u5b9e\u9a8c\u5982\u8def\u7531\u9009\u8def\u3001ACL\u3001route-map\u7b49\u65f6\uff0c\u5728\u53ea\u4f7f\u7528\u8def\u7531\u5668\u800c\u4e0d\u589e\u52a0PC\u7684\u60c5\u51b5\u4e0b\uff0c\u53ef\u4ee5\u4f7f\u7528\u6269\u5c55ping\u547d\u4ee4\u6307\u5b9a\u6e90\u5730\u5740\u8fdb\u884c\u6d4b\u8bd5\uff0c\u9ed8\u8ba4\u7684\u6269\u5c55ping\u547d\u4ee4\u662f\u4ea4\u4e92\u5f0f\u7684\uff0c\u7528\u8fc7\u7684\u4eba\u90fd\u53ea\u8981\u8981\u6309\u5f88\u591a\u4e0b\u56de\u8f66\uff0c\u4eca\u5929\u6211\u8fd8\u662f\u7b2c\u4e00\u6b21\u77e5\u9053\u539f\u6765\u771f\u7684\u6709CCIE\u4e0d\u77e5\u9053\u6269\u5c55ping\u547d\u4ee4\u53ef\u4ee5\u76f4\u63a5\u8ddf\u53c2\u6570\u4f7f\u7528...<\/p>\n<p><span style=\"color: #ff0000;\">\u547d\u4ee4\uff1aping x.x.x.x source x.x.x.x repeat x<\/span><\/p>\n<p>\u7b80\u5355\u4ecb\u7ecd\u4e00\u4e0b\u5e38\u89c4\u5e94\u7528\uff0c\u4ec5\u4f5c\u4e3a\u79d1\u666e\u3002\u62d3\u6251\u5982\u4e0b\uff0cR1\u914d\u7f6e2\u4e2a\u56de\u73af\u63a5\u53e3\u4f5c\u4e3a\u6d4b\u8bd5\u6e90\uff0cR2\u914d\u7f6e1\u4e2a\u56de\u73af\u63a5\u53e3\u4f5c\u4e3a\u6d4b\u8bd5\u76ee\u7684\uff0c\u8def\u7531\u534f\u8bae\u9009\u7528EIGRP(\u56e0\u4e3a\u6536\u655b\u5feb)\uff0c\u9664\u4e861.1.1.1\/32\u4ee5\u5916\u5176\u4f59\u5730\u5740\u5747\u901a\u544a\u8fdbEIGRP\u8fdb\u7a0b\u3002<\/p>\n<p><a href=\"http:\/\/www.slyar.com\/blog\/wp-content\/uploads\/2011\/08\/2011-08-17_035439.png\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-1520\" title=\"\u6269\u5c55ping\u547d\u4ee4\" src=\"http:\/\/www.slyar.com\/blog\/wp-content\/uploads\/2011\/08\/2011-08-17_035439.png\" alt=\"\" width=\"505\" height=\"113\" srcset=\"http:\/\/www.slyar.com\/blog\/wp-content\/uploads\/2011\/08\/2011-08-17_035439.png 505w, http:\/\/www.slyar.com\/blog\/wp-content\/uploads\/2011\/08\/2011-08-17_035439-150x34.png 150w, http:\/\/www.slyar.com\/blog\/wp-content\/uploads\/2011\/08\/2011-08-17_035439-300x67.png 300w\" sizes=\"auto, (max-width: 505px) 100vw, 505px\" \/><\/a><\/p>\n<p><span style=\"color: #0000ff;\">R1\u4e3b\u8981\u914d\u7f6e\uff1a<\/span><\/p>\n<p>!<br \/>\ninterface Loopback0<br \/>\nip address 1.1.1.1 255.255.255.255<br \/>\n!<br \/>\ninterface Loopback2<br \/>\nip address 3.3.3.3 255.255.255.255<br \/>\n!<br \/>\ninterface FastEthernet0\/0<br \/>\nip address 192.168.1.1 255.255.255.0<br \/>\n!<br \/>\nrouter eigrp 1<br \/>\nnetwork 3.3.3.3 0.0.0.0<br \/>\nnetwork 192.168.1.0<br \/>\nno auto-summary<br \/>\n!<\/p>\n<p><span style=\"color: #0000ff;\">R2\u4e3b\u8981\u914d\u7f6e<\/span><\/p>\n<p>!<br \/>\ninterface Loopback0<br \/>\nip address 2.2.2.2 255.255.255.255<br \/>\n!<br \/>\ninterface FastEthernet0\/0<br \/>\nip address 192.168.1.2 255.255.255.0<br \/>\n!<br \/>\nrouter eigrp 1<br \/>\nnetwork 2.2.2.2 0.0.0.0<br \/>\nnetwork 192.168.1.0<br \/>\nno auto-summary<br \/>\n!<\/p>\n<p><span style=\"color: #0000ff;\">R1\u8def\u7531\u8868\uff1a<\/span><\/p>\n<p>1.0.0.0\/32 is subnetted, 1 subnets<br \/>\nC\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 1.1.1.1 is directly connected, Loopback0<br \/>\n2.0.0.0\/32 is subnetted, 1 subnets<br \/>\nD\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 2.2.2.2 [90\/156160] via 192.168.1.2, 00:24:19, FastEthernet0\/0<br \/>\n3.0.0.0\/32 is subnetted, 1 subnets<br \/>\nC\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 3.3.3.3 is directly connected, Loopback2<br \/>\nC\u00a0\u00a0\u00a0 192.168.1.0\/24 is directly connected, FastEthernet0\/0<\/p>\n<p><span style=\"color: #0000ff;\">R2\u8def\u7531\u8868\uff1a<\/span><\/p>\n<p>2.0.0.0\/32 is subnetted, 1 subnets<br \/>\nC\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 2.2.2.2 is directly connected, Loopback0<br \/>\n3.0.0.0\/32 is subnetted, 1 subnets<br \/>\nD\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 3.3.3.3 [90\/156160] via 192.168.1.1, 00:24:42, FastEthernet0\/0<br \/>\nC\u00a0\u00a0\u00a0 192.168.1.0\/24 is directly connected, FastEthernet0\/0<\/p>\n<p><span style=\"color: #0000ff;\">\u6269\u5c55ping\u666e\u901a\u6d4b\u8bd5(re 1\u662f\u4e3a\u4e86\u8282\u7ea6\u65f6\u95f4\uff0c\u53ea\u53d11\u4e2a\u5305)\uff1a<\/span><\/p>\n<p>R1#ping 2.2.2.2 re 1<br \/>\nSending 1, 100-byte ICMP Echos to 2.2.2.2, timeout is 2 seconds:<br \/>\nSuccess rate is 100 percent (1\/1), round-trip min\/avg\/max = 24\/24\/24 ms<\/p>\n<p>R1#ping 2.2.2.2 so 1.1.1.1 re 1<br \/>\nSending 1, 100-byte ICMP Echos to 2.2.2.2, timeout is 2 seconds:<br \/>\nPacket sent with a source address of 1.1.1.1<br \/>\nSuccess rate is 0 percent (0\/1)<\/p>\n<p>R1#ping 2.2.2.2 so 3.3.3.3 re 1<br \/>\nSending 1, 100-byte ICMP Echos to 2.2.2.2, timeout is 2 seconds:<br \/>\nPacket sent with a source address of 3.3.3.3<br \/>\nSuccess rate is 100 percent (1\/1), round-trip min\/avg\/max = 20\/20\/20 ms<\/p>\n<p><span style=\"color: #ff0000;\">\u5206\u6790\uff1a\u56e0\u4e3a1.1.1.1\/32\u6ca1\u6709\u5ba3\u544a\u8fdbEIGRP\u8fdb\u7a0b\uff0c\u56e0\u6b64R2\u65e0\u6cd5\u5b66\u4e60\u5230\u5173\u4e8e1.1.1.1\/32\u7684\u8def\u7531\u4fe1\u606f\uff0c\u56e0\u6b64R1\u5c06\u6765\u81ea1.1.1.1\/32\u7684\u6570\u636e\u5305\u53d1\u9001\u7ed9R2\u540e\uff0cR2\u65e0\u6cd5\u5c06\u6570\u636e\u5305\u9001\u56de\u6765\uff0c\u5bfc\u81f4\u65e0\u6cd5ping\u901a\u3002<\/span><\/p>\n<p><span style=\"color: #0000ff;\">debug\u67e5\u770b\u8be6\u7ec6ping\u5305(\u5206\u6790\u4e0d\u52a0so\u65f6\u7684\u6e90\u5730\u5740)\uff1a<\/span><\/p>\n<p>\u901a\u5e38\u67e5\u770bping\u5305\u7684debug\u8bed\u53e5\u662fdebug ip packet\uff0c\u4f46\u662f\u8fd9\u6837\u4f1a\u663e\u793a\u975e\u5e38\u591a\u6211\u4eec\u4e0d\u9700\u8981\u7684\u4fe1\u606f\uff0c\u4f8b\u5982\u8def\u7531\u4ea4\u6362\u4fe1\u606f\u7b49\u3002\u5982\u679c\u53ea\u60f3\u67e5\u770bicmp\u7684ping\u5305\uff0c\u53ef\u4ee5\u7ed3\u5408ACL\u5b9e\u73b0\u8fc7\u6ee4\u3002<\/p>\n<p><span style=\"color: #ff0000;\">R1(config)#access-list 101 permit icmp any host 2.2.2.2<\/span><\/p>\n<p>\u521b\u5efaACL\u5339\u914d\u76ee\u7684\u5730\u5740\u4e3a2.2.2.2\u7684ICMP\u5305<\/p>\n<p><span style=\"color: #ff0000;\">R1#debug ip packet 101<\/span><br \/>\nIP packet debugging is on for access list 101<\/p>\n<p>\u5f00\u542f\u57fa\u4e8eacl 101\u7684debug ip packet<\/p>\n<p>R1#ping 2.2.2.2 re 1<br \/>\nSending 1, 100-byte ICMP Echos to 2.2.2.2, timeout is 2 seconds:<br \/>\nSuccess rate is 100 percent (1\/1), round-trip min\/avg\/max = 36\/36\/36 ms<br \/>\nR1#<br \/>\n*Mar\u00a0 1 00:33:20.867: IP: tableid=0, s=192.168.1.1 (local), d=2.2.2.2 (FastEthernet0\/0), routed via FIB<br \/>\n*Mar\u00a0 1 00:33:20.867: IP: <span style=\"color: #ff0000;\">s=192.168.1.1 (local)<\/span>, d=2.2.2.2 (FastEthernet0\/0), len 100, sending<\/p>\n<p>R1#ping 2.2.2.2 so 1.1.1.1 re 1<br \/>\nSending 1, 100-byte ICMP Echos to 2.2.2.2, timeout is 2 seconds:<br \/>\nPacket sent with a source address of 1.1.1.1<br \/>\n*Mar\u00a0 1 00:33:28.691: IP: tableid=0, s=1.1.1.1 (local), d=2.2.2.2 (FastEthernet0\/0), routed via FIB<br \/>\n*Mar\u00a0 1 00:33:28.691: IP: <span style=\"color: #ff0000;\">s=1.1.1.1 (local)<\/span>, d=2.2.2.2 (FastEthernet0\/0), len 100, sending.<br \/>\nSuccess rate is 0 percent (0\/1)<\/p>\n<p>R1#ping 2.2.2.2 so 3.3.3.3 re 1<br \/>\nSending 1, 100-byte ICMP Echos to 2.2.2.2, timeout is 2 seconds:<br \/>\nPacket sent with a source address of 3.3.3.3<br \/>\nSuccess rate is 100 percent (1\/1), round-trip min\/avg\/max = 40\/40\/40 ms<br \/>\nR1#<br \/>\n*Mar\u00a0 1 00:34:39.227: IP: tableid=0, s=3.3.3.3 (local), d=2.2.2.2 (FastEthernet0\/0), routed via FIB<br \/>\n*Mar\u00a0 1 00:34:39.227: IP: <span style=\"color: #ff0000;\">s=3.3.3.3 (local)<\/span>, d=2.2.2.2 (FastEthernet0\/0), len 100, sending<\/p>\n<p><span style=\"color: #ff0000;\">\u5206\u6790\uff1a\u4ecedebug\u4fe1\u606f\u53ef\u4ee5\u770b\u51fa\uff0c\u4e0d\u52a0so\u7684ping\u4f7f\u7528\u53bb\u5f80\u76ee\u7684\u7f51\u7edc\u63a5\u53e3\u914d\u7f6e\u7684IP\u5730\u5740\uff0c\u5e76\u4e14\u4ecedebug\u4fe1\u606f\u53ef\u4ee5\u770b\u5230\u672c\u5730\u63a5\u53e3\u90fd\u88ab\u6807\u8bc6\u51fa\u6765\u3002\u4e00\u4e9b\u5b9e\u9a8c\u7528\u5230\u7684\u6280\u672f\u4f8b\u5982\u914d\u7f6e\u5728\u63a5\u53e3\u4e0a\u7684route-map\u662f\u4e0d\u4f1a\u5904\u7406\u672c\u5730\u63a5\u53e3\u4ea7\u751f\u7684\u6d41\u91cf\u7684\uff0c\u9700\u8981\u6539\u4e3a\u5168\u5c40route-map\u624d\u884c\uff0c\u8bf8\u5982\u6b64\u7c7b\u95ee\u9898\u9700\u8981\u7279\u522b\u6ce8\u610f\u3002<\/span><\/p>\n<p>\u8f6c\u8f7d\u8bf7\u6ce8\u660e\uff1a<a href=\"http:\/\/www.slyar.com\/blog\">Slyar Home<\/a> &raquo; <a href=\"http:\/\/www.slyar.com\/blog\/cisco-ios-ping-debug.html\">Cisco IOS\u6269\u5c55ping\u547d\u4ee4\u7684\u4f7f\u7528\u6280\u5de7<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>\u6587\u7ae0\u4f5c\u8005\uff1a\u59dc\u5357(Slyar) \u6587\u7ae0\u6765\u6e90\uff1aSlyar Home (www.slyar.com) \u8f6c\u8f7d\u8bf7\u6ce8\u660e\uff0c\u8c22\u8c22\u5408\u4f5c\u3002 \u5728\u505aCisco\u5206\u89e3\u5b9e\u9a8c\u5982\u8def\u7531\u9009\u8def\u3001ACL\u3001route-map\u7b49\u65f6\uff0c\u5728\u53ea\u4f7f\u7528\u8def\u7531\u5668\u800c\u4e0d\u589e\u52a0PC\u7684\u60c5\u51b5\u4e0b\uff0c\u53ef\u4ee5\u4f7f\u7528\u6269\u5c55ping\u547d\u4ee4\u6307\u5b9a\u6e90 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1104],"tags":[908,912],"class_list":["post-1519","post","type-post","status-publish","format-standard","hentry","category-computer-networks","tag-cisco","tag-912"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 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