{"id":138,"date":"2009-04-28T15:51:24","date_gmt":"2009-04-28T07:51:24","guid":{"rendered":"http:\/\/blog.xiaoding.org\/?p=138"},"modified":"2014-02-12T23:32:12","modified_gmt":"2014-02-12T15:32:12","slug":"bug-story-on-open-source-routers","status":"publish","type":"post","link":"https:\/\/xiaoding.org\/?p=138","title":{"rendered":"\u5f00\u6e90\u8def\u7531\u5668\u56fa\u4ef6\u4e0a Bug \u7684\u6545\u4e8b\uff08\u4e00\uff09"},"content":{"rendered":"

\u524d\u6bb5\u65f6\u95f4\u5728 atppp<\/a> \u7684\u535a\u5ba2\u4e0a\u8bfb\u5230\u4e86\u201c\u7eaa\u5ff5\u4e00\u4e2a Bug<\/a>\u201d\uff0c\u8fd9\u8ba9\u6211\u60f3\u8d77\u4e86 OpenWRT \u5f00\u6e90\u56fa\u4ef6\u4e0a\u9762\u5173\u4e8e Broadcom \u4ea4\u6362\u82af\u7247\u7684\u4e00\u4e2a bug\uff0c\u6240\u4ee5\u4e5f\u6765\u5199\u4e2a\u6587\u7ae0\u7eaa\u5ff5\u4e00\u4e0b\u3002<\/p>\n

1.\u00a0Linksys \u5f00\u6e90\u8def\u7531\u5668\u56fa\u4ef6\u7684\u8d77\u6e90\u548c\u53d1\u5c55<\/h4>\n

OpenWRT<\/a> \u8fd9\u4e2a\u9879\u76ee\u6700\u65e9\u8d77\u6e90\u4e8e Linksys \u7684 WRT54G \u5bb6\u7528\u65e0\u7ebf\u8def\u7531\u5668\u56fa\u4ef6\u3002WRT54G \u8fd9\u6b3e\u65e0\u7ebf\u8def\u7531\u5668\uff08\u53f0\u7063\u540c\u80de\u7a31\u4f5c\u201c\u7121\u7dda\u57fa\u5730\u53f0\u201d\u6216\u8005\u201c\u7121\u7ddaIP\u5206\u4eab\u5668\u201d\uff09\u662f 2003 \u5e74 802.11g \u65e0\u7ebf\u7f51\u7edc\u5174\u8d77\u65f6\u5728\u5bb6\u7528\u9886\u57df\u7684\u9886\u519b\u4eba\u7269\uff0c\u5f15\u6765\u53eb\u597d\u4e00\u7247\u3002\u4e8e\u662f\u6709\u4eba\u7814\u7a76\u4e86\u5b83\u7684\u8f6f\u4ef6\u7cfb\u7edf\uff0c\u8d6b\u7136\u53d1\u73b0\u5b83\u662f\u4e00\u4e2a\u57fa\u4e8e Linux \u7684\u5d4c\u5165\u5f0f\u7cfb\u7edf\u3002\u6240\u4ee5\u6839\u636e GPL \u8fd9\u4e00\u4e2a\u75c5\u6bd2\u4e00\u6837\u7684\u534f\u8bae\u8981\u6c42 Linksys \u5f00\u653e\u6e90\u4ee3\u7801\u3002Linksys \u67b6\u4e0d\u4f4f\u538b\u529b\uff0c\u4e8e\u662f\u6839\u636e GPL \u5f00\u653e\u4e86\u6e90\u4ee3\u7801\uff08\u73b0\u5728\u8fd8\u53ef\u4ee5\u5728 Linksys \u7684\u7f51\u7ad9\u4e0a\u4e0b\u8f7d\uff09\u3002\u8fd9\u4e00\u5f00\u653e\uff0c\u5c31\u4f7f\u5f97\u7b2c\u4e09\u65b9\u56fa\u4ef6\u96e8\u540e\u6625\u7b0b\u4e00\u822c\u84ec\u52c3\u53d1\u5c55\u8d77\u6765\u3002OpenWRT \u662f\u6700\u7279\u522b\u7684\u4e00\u4e2a\u3002\u56e0\u4e3a\u522b\u5bb6\u90fd\u662f\u5728 Linksys \u7684\u6e90\u4ee3\u7801\u57fa\u7840\u4e0a\u6dfb\u7816\u52a0\u74e6\uff0c\u552f\u6709 OpenWRT \u662f\u91cd\u65b0\u6784\u9020\u4e00\u4e2a\u5b8c\u6574\u529f\u80fd\u7684\u8def\u7531\u5668\u56fa\u4ef6\u3002<\/p>\n

\u7136\u800c\u505a OpenWRT \u7684\u90fd\u662f\u4e00\u7fa4\u9ad8\u4eba\uff0c\u4ed6\u4eec\u6ce8\u91cd\u6269\u5c55\u6027\u3001\u53ef\u5b9a\u5236\u6027\u5374\u5ffd\u89c6\u4e86\u666e\u901a\u5927\u4f17\u7684\u9700\u6c42\u3002\u505a\u51fa\u6765\u7684\u4e1c\u897f\u53ea\u80fd\u7528\u547d\u4ee4\u884c\u73a9\u73a9\uff0c\u8fd9\u8ba9\u4e60\u60ef\u4ece\u6d4f\u89c8\u5668\u91cc\u914d\u7f6e\u65e0\u7ebf\u8def\u7531\u5668\u7684\u52b3\u82e6\u5927\u4f17\u65e0\u6240\u9002\u4ece\u3002\u6240\u4ee5\u540e\u6765\u6709\u4e86 Seavsoft \u505a\u4e86\u6536\u8d39\u4f46\u5e26\u6709 Web UI \u7684\u56fa\u4ef6\uff0c\u518d\u540e\u6765\u53c8\u6709\u4e86 DD-WRT<\/a>\uff0cDD-WRT \u4ece v23 \u7684\u6210\u719f\u53d1\u5c55\u5230\u4eca\u5929 v24 sp2 \u7684\u529f\u80fd\u591a\u6837\u800c\u4e0d\u5931\u6613\u7528\u6027\uff0c\u7684\u786e\u4e3a\u5f00\u6e90\u65e0\u7ebf\u8def\u7531\u5668\u7684\u53d1\u5c55\u7acb\u4e0b\u4e86\u6c57\u9a6c\u529f\u52b3\u3002<\/p>\n

Tomato<\/a> \u662f DD-WRT \u4e4b\u5916\u5f02\u519b\u7a81\u8d77\u7684\u4e00\u4e2a\u4f18\u79c0\u56fa\u4ef6\u3002\u5b83\u6ce8\u91cd\u4e8e\u7b80\u5355\u3001\u5b9e\u7528\u3001\u9ad8\u6548\uff0c\u5e76\u4e14\u4ee5\u4f18\u96c5\u7684 AJAX Web UI \u548c\u9ad8\u6548\u7684 QoS \u529f\u80fd\u8d62\u5f97\u4e86\u5e7f\u6cdb\u652f\u6301\u3002\u4f5c\u8005\u539f\u6765\u662f HyperWRT \u5f00\u53d1\u5c0f\u7ec4\u7684\u4e00\u5458\uff0c\u540e\u6765\u8dd1\u51fa\u6765\u81ea\u7acb\u95e8\u6237\u5f00\u53d1 HyperWRT + Tofu \u56fa\u4ef6\uff0c\u5c31\u6f14\u53d8\u6210\u4e86\u4eca\u5929\u7684 Tomato Firmware \u3002<\/p>\n

\uff08\u6c57 \":mrgreen:\" \u8bf4\u4e86\u4e2a\u80cc\u666f\u5c31\u8bf4\u4e86\u8fd9\u4e48\u591a\uff01\uff09<\/p>\n

2. \u5173\u4e8e 802.1X \u8ba4\u8bc1\u7684\u00a0bug<\/h4>\n

\u56e0\u4e3a\u9762\u5411\u5bb6\u7528\u548c\u5c0f\u4f01\u4e1a\u5e02\u573a\uff0c\u5bb6\u7528\u8def\u7531\u5668\u7684\u8fde\u63a5\u65b9\u5f0f\u4e3b\u8981\u662f PPPoE \u548c LAN \u63a5\u5165\u3002\u4f46\u662f\u73b0\u5728\u4f17\u591a\u5b66\u6821\u7b49\u63a5\u5165\u5355\u4f4d\u89c9\u5f97\u5bf9\u4e8e LAN \u63a5\u5165\u4e0d\u65b9\u4fbf\u5bf9\u7528\u6237\u7684\u63a7\u5236\u548c\u7ba1\u7406\uff0c\u4e8e\u662f\u628a\u539f\u672c\u4e3a\u65e0\u7ebf\u7f51\u7edc\u8bbe\u8ba1\u7684 802.1X \u8ba4\u8bc1\u4f53\u7cfb\u5f15\u5165\u5230\u4e86 LAN \u7f51\u7edc\u4e2d\u3002802.1X \u662f\u4e00\u4e2a\u4e8c\u5c42\u7684\u8bbf\u95ee\u63a7\u5236\u534f\u8bae\uff0c\u7528\u6237\u53ea\u6709\u8ba4\u8bc1\u4e4b\u540e\uff0c\u4ea4\u6362\u673a\u624d\u5f00\u653e\u76f8\u5e94\u7684\u7aef\u53e3\uff0c\u5141\u8bb8\u7528\u6237\u63a5\u5165\u3002\u8fd9\u5c31\u662f\u4f20\u8bf4\u4e2d\u7684\u201c\u57fa\u4e8e\u7aef\u53e3\u201d\u7684\u7ba1\u7406\u3002<\/p>\n

\u4f17\u591a\u5b66\u6821\u5f15\u5165\u4e86 IEEE 802.1X \u4e4b\u540e\uff0c\u5bfc\u81f4\u5e02\u9762\u4e0a\u7684\u5bb6\u7528\u65e0\u7ebf\u8def\u7531\u7edf\u7edf\u4f5c\u5e9f\uff0c\u56e0\u4e3a\u8fd9\u4e9b\u8bbe\u5907\u538b\u6839\u5c31\u6ca1\u6709\u652f\u6301 802.1X \u8fd9\u56de\u4e8b\uff08\u5f53\u7136\u73b0\u5728\u56fd\u5185\u7684 TP-LINK \u5df2\u7ecf\u987a\u5e94\u56fd\u60c5\u63a8\u51fa\u4e86\u652f\u6301 802.1X \u8ba4\u8bc1\u7684\u4ea7\u54c1\uff09\u3002\u66f4\u53ef\u6076\u7684\u662f\uff0c\u56fd\u5185\u7684\u9510\u6377\u3001H3C \u63a8\u51fa\u4e86802.1x \u7684\u81ea\u6709\u6269\u5c55\u534f\u8bae\uff0c\u53ea\u80fd\u4f7f\u7528\u81ea\u5df1\u7814\u5236\u7684\u5ba2\u6237\u7aef\u4e0a\u7f51\u3002\u800c\u8fd9\u4e9b\u5ba2\u6237\u7aef\u65e0\u4e00\u4f8b\u5916\u5730\u201c\u9644\u8d60\u201d\u4e86\u7981\u6b62NAT\u3001\u591a\u7f51\u5361\u7684\u529f\u80fd\u3002\u5984\u56fe\u4ee5\u591a\u89d2\u5ea6\u3001\u591a\u624b\u6bb5\u6765\u627c\u6740\u540c\u5b66\u4eec\u7a81\u7834\u9650\u5236\u7684\u79cd\u79cd\u4f01\u56fe\u3002<\/p>\n

\u4fd7\u8bdd\u8bf4\u201c\u9053\u9ad8\u4e00\u5c3a\uff0c\u9b54\u9ad8\u4e00\u4e08\u201d\uff0c\u53c8\u8bf4\u201c\u4e0a\u6709\u653f\u7b56\uff0c\u4e0b\u6709\u5bf9\u7b56\u201d\uff0cLinux \u7248\u672c\u7684 802.1x \u5ba2\u6237\u7aef\u4e5f\u81ea\u7136\u800c\u7136\u7684\u4ea7\u751f\u4e86\u3002\u800c\u5f00\u6e90\u56fa\u4ef6\u53c8\u6b63\u597d\u662f\u57fa\u4e8e Linux \u5236\u4f5c\u7684\u3002\u8fd9\u4e9b\u5c0f\u8def\u7531\u5668\u4eec\u4e2a\u4e2a\u90fd\u6709\u652f\u6301 MIPS \u6307\u4ee4\u96c6\u7684\u00a0CPU\uff0c\u5916\u52a0 4-32 MB \u4e0d\u7b49\u7684 Flash ROM \u548c RAM\uff0c\u672c\u8eab\u5c31\u662f\u4e00\u4e2a\u4e94\u810f\u4ff1\u5168\u7684\u5d4c\u5165\u5f0f Linux \u7cfb\u7edf\u3002\u8fd9\u6837\u5c31\u53ef\u4ee5\u60f3\u529e\u6cd5\u5c06\u8ba4\u8bc1\u7a0b\u5e8f\u79fb\u690d\u5230\u5f00\u6e90\u56fa\u4ef6\u4e2d\u3002<\/p>\n

\u6211\u53bb\u4e70\u4e86\u4e2a Buffalo \u00a0WHR-G125<\/a> \uff0c\u5728 Ubuntu\u00a0Linux \u4e0b\u534a\u751f\u4e0d\u719f\u5730\u7528\u4ea4\u53c9\u7f16\u8bd1\u5de5\u5177\u7f16\u8bd1\u51fa\u5b66\u6821\u6821\u56ed\u7f51\u7684\u8ba4\u8bc1\u7a0b\u5e8f mytunet\uff0c\u6ee1\u6000\u5e0c\u671b\u5730\u653e\u4e0a\u53bb\u8dd1\uff0c\u6ca1\u60f3\u5230\u7a0b\u5e8f\u4e00\u76f4\u505c\u6ede\u5728\u201cSend logon request …\u201d \u8fd9\u4e00\u6b65\uff0c\u538b\u6839\u6ca1\u6709\u6536\u5230\u670d\u52a1\u5668\u7684\u54cd\u5e94\u3002\u4f46\u628a\u7f51\u7ebf\u6362\u5230 PC \u4e0a\u53c8\u53ef\u4ee5\u6b63\u5e38\u767b\u5f55\u3002\u770b\u6765\u662f\u67d0\u4e2a\u5730\u65b9\u6709\u95ee\u9898\u4e86\u3002<\/p>\n

\u540e\u6765\u5728 Google \u4e0a\u4f7f\u52b2\u641c\uff0c\u7ec8\u4e8e\u627e\u5230\u4e86\u95ee\u9898\u7684\u539f\u56e0\uff0cOpenWRT \u7684 Trac \u4e0a\u6709\u4e24\u4e2a\u7f16\u53f7\u4e3a 1687<\/a> \u548c 1862<\/a> \u7684 Ticket \u8bf4\u660e\u4e86\u8fd9\u4e2a\u95ee\u9898\u3002<\/p>\n

1687 \u653e\u51fa\u6765\u4ee5\u540e\uff0c\u4eba\u5bb6\u6ca1\u4ed4\u7ec6\u770b\u5c31\u628a\u8fd9\u4e2a ticket \u5173\u6389\u4e86\uff0c\u540e\u9762\u53c8\u6709\u4eba reopen \uff0c\u7136\u540e\u518d\u5ea6\u88ab\u5173\u95ed\u3002\u5982\u6b64\u5f80\u590d\u4e86\u51e0\u6b21\uff0c\u5c31\u667e\u5728\u90a3\u6ca1\u4eba\u7406\u4e86\u3002<\/p>\n

1862 \u5c31\u66f4\u65e0\u5948\u4e86\uff0cBug \u653e\u51fa\u6765\u4e00\u5e74\u6ca1\u6709\u4eba\u7406\uff0c\u56db\u697c\u7684\u54e5\u4eec\u4e00\u6012\u4e4b\u4e0b\u6765\u4e86\u4e00\u6bb5\u62b1\u6028\u7684\u8bdd\uff1a<\/p>\n

Judging the fact that this bug is now lingering on for more than a year (since I first pointed it out) and the zero respons from the openwrt team, I came to the understanding that the openwrt team is more interested in fancy apps than a good working tcp stack. Shame shame shame.<\/p><\/blockquote>\n

\u4ffa\u4e03\u4e2a\u6708\u4ee5\u524d\u770b\u5230\u8fd9\u4e2a\u72b6\u6001\u7684\u65f6\u5019\uff0c\u4e5f\u89c9\u5f97\u5f88\u65e0\u5948\u3002\u4eba\u5bb6\u5f00\u53d1\u8005\u538b\u6839\u4e0d\u9e1f\u4f60\uff0c\u53ea\u597d\u81ea\u5df1\u4e5f\u53c2\u4e0e\u8ba8\u8bba\uff0c\u7136\u540e\u4ee5 Scott Liu \u7684\u8eab\u4efd\u5728\u4e0a\u9762\u7528\u8e69\u811a\u7684\u82f1\u8bed\u63d0\u4e86\u63d0\u81ea\u5df1\u7684\u610f\u89c1\u5b8c\u4e8b\u3002<\/p>\n

\u540e\u6765\u628a\u8fd9\u4e2a\u8def\u7531\u5668\u5728\u6c34\u6728\u4e8c\u624b\u7248\u4e0a\u6298\u4ef7\u4e70\u6389\u4e86\uff0c360\u4e70\u56de\u6765\u7684\u4e1c\u897f\u62ff\u56de\u6765\u6ca1\u8fc7\u5341\u5929\u8f6c\u51fa\u53bb\u7684\u65f6\u5019\u5c31\u662f 260 \u4e86\uff0c\u4ef7\u683c\u6389\u5f97\u771f\u5feb\u3002\u671f\u95f4\u6709\u5e78\u5f97\u5230\u5eb7\u795e<\/a>\u7684\u6307\u5bfc\uff0c\u500d\u611f\u8363\u5e78\u3002\u795e\u8bf4\u4ffa\u4f53\u5bdf\u4e86\u4e00\u4e0b\u7f51\u7edc\u4e0a\u7684\u6c11\u60c5\uff0c\u53d1\u73b0\u8fd9\u662f Broadcom \u4ea4\u6362\u82af\u7247\u7684\u786c\u4f24\uff0c\u53ea\u662f\u4ffa\u7cbe\u529b\u4e0d\u5982\u4ece\u524d\u6ca1\u5de5\u592b\u53bb patch \u4e86\uff0c\u4f60\u628a\u5b83\u51fa\u6389\u662f\u660e\u667a\u7684\u3002\u795e\u53c8\u7ed9\u6211\u6307\u4e86\u4e00\u6761\u660e\u8def\uff0c\u8bf4\u795e\u81ea\u5df1\u7684 Dell TrueMobile 2300 \u53ef\u4ee5\u53d1\u9001\u548c\u63a5\u6536 EAP \u8ba4\u8bc1\u5305\uff0c\u4e0d\u5b58\u5728\u4e0a\u9762\u7684\u95ee\u9898\uff0c\u6307\u793a\u6211\u53bb\u4e70\u4e00\u4e2a\u4f7f\u7528\u4e86 6996L \u4ea4\u6362\u82af\u7247\u7684\u673a\u5668\u5c31\u6ca1\u95ee\u9898\u3002<\/p>\n

\u5e78\u5f97\u795e\u52a9\uff0c\u53c8\u5728\u6dd8\u5b9d\u4e0a\u6dd8\u4e86\u4e00\u4e2a Linksys WRT54GS v1.1<\/span> v1.0 \uff08\u611f\u8c22 hyspace \u6307\u6b63\uff09 \uff0c\u5e8f\u5217\u53f7\u4ee5 CGN1 \u5f00\u5934\uff0c\u7279\u610f\u8ddf\u5e97\u5bb6\u786e\u8ba4\u4e86\u662f 6996L \u4ea4\u6362\u82af\u7247\u3002\u62ff\u56de\u6765\u5237\u597d\u56fa\u4ef6\uff0c\u8bd5\u4e86\u8bd5\uff0c\u679c\u7136\u6beb\u65e0\u95ee\u9898\u5730\u901a\u8fc7\u4e86\u6821\u56ed 802.1X \u8ba4\u8bc1\uff01\u56de\u6765\u8ddf\u5eb7\u795e\u62a5\u544a\uff0c\u795e cong \u4e86\u4e00\u4e0b\u53c8\u5f88\u8c26\u865a\u5730\u8bf4\u201c\u5176\u5b9e\u539f\u56e0\u4f60\u81ea\u5df1\u4e4b\u524d\u4e5f\u8bf4\u4e86\u2026\u2026\u201d\u4e91\u4e91\u3002\u5411 atppp \u5b66\u4e60\u968f\u65f6\u968f\u5730\u62dc\u5eb7\u795e\uff01<\/p>\n

\u4e70\u5230\u4e86\u6ca1\u6709 bug \u7684\u786c\u4ef6\uff0c\u8fd9\u4e2a\u95ee\u9898\u57fa\u672c\u4e0a\u9760\u4ee5\u6bb5\u843d\u4e86\u3002\u4e0b\u4e00\u6bb5\u7684 bugfix \u53c8\u662f\u540e\u8bdd\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

\u524d\u6bb5\u65f6\u95f4\u5728 atppp \u7684\u535a\u5ba2\u4e0a\u8bfb\u5230\u4e86\u201c\u7eaa\u5ff5\u4e00\u4e2a Bug\u201d\uff0c\u8fd9\u8ba9\u6211\u60f3\u8d77\u4e86 OpenWRT \u5f00\u6e90\u56fa\u4ef6\u4e0a\u9762\u5173\u4e8e B … <\/p>\n

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