\u3000\u3000\u4e0e\u4f20\u7edf\u7684\u63a5\u5165\u65b9\u5f0f\u76f8\u6bd4\uff0cPPPoE\u5177\u6709\u8f83\u9ad8\u7684\u6027\u80fd\u4ef7\u683c\u6bd4\uff0c\u5b83\u5728\u5305\u62ec\u5c0f\u533a\u7ec4\u7f51\u5efa\u8bbe\u7b49\u4e00\u7cfb\u5217\u5e94\u7528\u4e2d\u88ab\u5e7f\u6cdb\u91c7\u7528\uff0c\u76ee\u524d\u6d41\u884c\u7684\u5bbd\u5e26\u63a5\u5165\u65b9\u5f0fADSL\u5c31\u4f7f\u7528\u4e86PPPoE\u534f\u8bae\u3002<\/p>\n
\u3000\u3000modem\u63a5\u5165\u6280\u672f\u9762\u4e34\u4e00\u4e9b\u76f8\u4e92\u77db\u76fe\u7684\u76ee\u6807\uff0c\u65e2\u8981\u901a\u8fc7\u540c\u4e00\u4e2a\u7528\u6237\u524d\u7f6e\u63a5\u5165\u8bbe\u5907\u8fde\u63a5\u8fdc\u7a0b\u7684\u591a\u4e2a\u7528\u6237\u4e3b\u673a\uff0c\u53c8\u8981\u63d0\u4f9b\u7c7b\u4f3c\u62e8\u53f7\u4e00\u6837\u7684\u63a5\u5165\u63a7\u5236\uff0c\u8ba1\u8d39\u7b49\u529f\u80fd\uff0c\u800c\u4e14\u8981\u5c3d\u53ef\u80fd\u5730\u51cf\u5c11\u7528\u6237\u7684\u914d\u7f6e\u64cd\u4f5c\u3002<\/p>\n
\u3000\u3000PPPOE\u7684\u76ee\u6807\u5c31\u662f\u89e3\u51b3\u4e0a\u8ff0\u95ee\u9898\uff0c1998\u5e74\u540e\u671f\u95ee\u4e16\u7684\u4ee5\u592a\u7f51\u4e0a\u70b9\u5bf9\u70b9(PPPoverEthernet)\u6280\u672f\u662f\u7531Redback\u7f51\u7edc\u516c\u53f8\u3001\u5ba2\u6237\u7aef\u8f6f\u4ef6\u5f00\u53d1\u5546RouterWare\u516c\u53f8\u4ee5\u53caWorldcom\u5b50\u516c\u53f8 UUNET Technologies\u516c\u53f8\u5728IETFRFC\u7684\u57fa\u7840\u4e0a\u8054\u5408\u5f00\u53d1\u7684\u3002\u901a\u8fc7\u628a\u6700\u7ecf\u6d4e\u7684\u5c40\u57df\u7f51\u6280\u672f-\u4ee5\u592a\u7f51\u548c\u70b9\u5bf9\u70b9\u534f\u8bae\u7684\u53ef\u6269\u5c55\u6027\u53ca\u7ba1\u7406\u63a7\u5236\u529f\u80fd\u7ed3\u5408\u5728\u4e00\u8d77\uff0c\u7f51\u7edc\u670d\u52a1\u63d0\u4f9b\u5546\u548c\u7535\u4fe1\u8fd0\u8425\u5546\u4fbf\u53ef\u5229\u7528\u53ef\u9760\u548c\u719f\u6089\u7684\u6280\u672f\u6765\u52a0\u901f\u90e8\u7f72\u9ad8\u901f\u4e92\u8054\u7f51\u4e1a\u52a1\u3002\u5b83\u4f7f\u670d\u52a1\u63d0\u4f9b\u5546\u5728\u901a\u8fc7\u6570\u5b57\u7528\u6237\u7ebf\u3001\u7535\u7f06\u8c03\u5236\u89e3\u8c03\u5668\u65e0\u7ebf\u8fde\u63a5\u7b49\u65b9\u5f0f\uff0c\u63d0\u4f9b\u652f\u6301\u591a\u7528\u6237\u7684\u5bbd\u5e26\u63a5\u5165\u670d\u52a1\u65f6\u66f4\u52a0\u7b80\u4fbf\u6613\u884c\u3002\u540c\u65f6\u8be5\u6280\u672f\u4ea6\u7b80\u5316\u4e86\u6700\u7ec8\u7528\u6237\u5728\u9009\u62e9\u8fd9\u4e9b\u670d\u52a1\u65f6\u7684\u914d\u7f6e\u64cd\u4f5c\u3002<\/p>\n
\u3000\u3000PPPoE\uff1a\u4ee5\u592a\u7f51\u4e0a\u7684PPP(PPPoE\uff1apoint to point protocol over Ethernet)\u5728\u4ee5\u592a\u7f51\u4e0a\u627f\u8f7dPPP\u534f\u8bae(\u70b9\u5230\u70b9\u8fde\u63a5\u534f\u8bae)\uff0c\u5b83\u5229\u7528\u4ee5\u592a\u7f51\u5c06\u5927\u91cf\u4e3b\u673a\u7ec4\u6210\u7f51\u7edc\uff0c\u901a\u8fc7\u4e00\u4e2a\u8fdc\u7aef\u63a5\u5165\u8bbe\u5907\u8fde\u5165\u56e0\u7279\u7f51\uff0c\u5e76\u5bf9\u63a5\u5165\u7684\u6bcf\u4e00\u4e2a\u4e3b\u673a\u5b9e\u73b0\u63a7\u5236\u3002\u8ba1\u8d39\u529f\u80fd\uff0c\u6781\u9ad8\u7684\u6027\u80fd\u4ef7\u683c\u6bd4\u4f7fPPPoE\u5728\u5305\u62ec\u5c0f\u533a\u7ec4\u7f51\u5efa\u8bbe\u7b49\u4e00\u7cfb\u5217\u5e94\u7528\u4e2d\u5e7f\u6cdb\u91c7\u7528<\/p>\n
\u3000\u3000\u968f\u7740\u4f4e\u6210\u672c\u7684\u5bbd\u5e26\u6280\u672f\u53d8\u5f97\u65e5\u76ca\u6d41\u884c\uff0cDSL(Digital SubscriberLine)\u6570\u5b57\u7528\u6237\u7ebf\u6280\u672f\u66f4\u662f\u4f7f\u5f97\u8bb8\u591a\u8ba1\u7b97\u673a\u5728\u4e92\u8054\u7f51\u4e0a\u80fd\u591f\u9163\u7545\u6dcb\u6f13\u7684\u51b2\u6d6a\u4e86\u3002\u4f46\u662f\u8fd9\u4e5f\u589e\u52a0\u4e86DSL\u670d\u52a1\u63d0\u4f9b\u5546\u4eec\u5bf9\u4e8e\u7f51\u7edc\u5b89\u5168\u7684\u62c5\u5fc3\u3002<\/p>\n
\u3000\u3000\u901a\u8fc7DSL\u65b9\u5f0f\u4e0a\u7f51\u7684\u8ba1\u7b97\u673a\u5927\u90fd\u662f\u901a\u8fc7\u4ee5\u592a\u7f51\u5361(Ethernet)\u4e0e\u4e92\u8054\u7f51\u76f8\u8fde\u7684\u3002\u540c\u6837\u4f7f\u7528\u7684\u8fd8\u662f\u666e\u901a\u7684TCP\/IP\u65b9\u5f0f\uff0c\u5e76\u6ca1\u6709\u9644\u52a0\u65b0\u7684\u534f\u8bae\u3002\u53e6\u5916\u4e00\u65b9\u9762\uff0c\u8c03\u5236\u89e3\u8c03\u5668\u7684\u62e8\u53f7\u4e0a\u7f51\uff0c\u4f7f\u7528\u7684\u662fPPP\u534f\u8bae\uff0c\u5373Point to Point Protocol\uff0c\u70b9\u5230\u70b9\u534f\u8bae\uff0c\u8be5\u534f\u8bae\u5177\u6709\u7528\u6237\u8ba4\u8bc1\u53ca\u901a\u77e5IP\u5730\u5740\u7684\u529f\u80fd\u3002PPP over Ethernet(PPPoE)\u534f\u8bae\uff0c\u662f\u5728\u4ee5\u592a\u7f51\u7edc\u4e2d\u8f6c\u64adPPP\u5e27\u4fe1\u606f\u7684\u6280\u672f\uff0c\u5c24\u5176\u9002\u7528\u4e8eDSL\u7b49\u65b9\u5f0f\u3002<\/p>\n
\u3000\u3000PPPoE\u534f\u8bae\u7684\u5de5\u4f5c\u6d41\u7a0b\u5305\u542b\u53d1\u73b0\u548c\u4f1a\u8bdd\u4e24\u4e2a\u9636\u6bb5\uff0c\u53d1\u73b0\u9636\u6bb5\u662f\u65e0\u72b6\u6001\u7684\uff0c\u76ee\u7684\u662f\u83b7\u5f97PPPoE\u7ec8\u7ed3\u7aef(\u5728\u5c40\u7aef\u7684ADSL\u8bbe\u5907\u4e0a)\u7684\u4ee5\u592a\u7f51MAC\u5730\u5740\uff0c\u5e76\u5efa\u7acb\u4e00\u4e2a\u552f\u4e00\u7684PPPoESESSION-ID\u3002\u53d1\u73b0\u9636\u6bb5\u7ed3\u675f\u540e\uff0c\u5c31\u8fdb\u5165\u6807\u51c6\u7684PPP\u4f1a\u8bdd\u9636\u6bb5\u3002<\/p>\n
\u3000\u3000\u5f53\u4e00\u4e2a\u4e3b\u673a\u60f3\u5f00\u59cb\u4e00\u4e2aPPPoE\u4f1a\u8bdd\uff0c\u5b83\u5fc5\u987b\u9996\u5148\u8fdb\u884c\u53d1\u73b0\u9636\u6bb5\uff0c\u4ee5\u8bc6\u522b\u5c40\u7aef\u7684\u4ee5\u592a\u7f51MAC\u5730 \u5740\uff0c\u5e76\u5efa\u7acb\u4e00\u4e2aPPPoESESSION-ID\u3002\u5728\u53d1\u73b0\u9636\u6bb5\uff0c\u57fa\u4e8e\u7f51\u7edc\u7684\u62d3\u6251\uff0c\u4e3b\u673a\u53ef\u4ee5\u53d1\u73b0\u591a\u4e2a\u63a5\u5165\u96c6\u4e2d\u5668\uff0c\u7136\u540e\u5141\u8bb8\u7528\u6237\u9009\u62e9\u4e00\u4e2a\u3002\u5f53\u53d1\u73b0\u9636\u6bb5\u6210\u529f\u5b8c\u6210\uff0c\u4e3b\u673a\u548c\u9009\u62e9\u7684\u63a5\u5165\u96c6\u4e2d\u5668\u90fd\u6709\u4e86\u4ed6\u4eec\u5728\u4ee5\u592a\u7f51\u4e0a\u5efa\u7acbPPP\u8fde\u63a5\u7684\u4fe1\u606f\u3002\u76f4\u5230PPP\u4f1a\u8bdd\u5efa\u7acb\uff0c\u53d1\u73b0\u9636\u6bb5\u4e00\u76f4\u4fdd\u6301\u65e0\u72b6\u6001\u7684Client\/Server(\u5ba2\u6237\/\u670d\u52a1\u5668)\u6a21\u5f0f\u3002\u4e00\u65e6PPP\u4f1a\u8bdd\u5efa\u7acb\uff0c\u4e3b\u673a\u548c\u63a5\u5165\u96c6\u4e2d\u5668\u90fd\u5fc5\u987b\u4e3aPPP\u865a\u63a5\u53e3\u5206\u914d\u8d44\u6e90\u3002<\/p>\n
\u3000\u3000\u5728\u53d1\u73b0(Discovery)\u9636\u6bb5\u4e2d\u7528\u6237\u4e3b\u673a\u4ee5\u5e7f\u64ad\u65b9\u5f0f\u5bfb\u627e\u6240\u8fde\u63a5\u7684\u6240\u6709\u63a5\u5165\u96c6\u4e2d\u5668(\u6216\u4ea4\u6362\u673a)\uff0c\u5e76\u83b7\u5f97\u5176\u4ee5\u592a\u7f51MAC\u5730\u5740\u3002\u7136\u540e\u9009\u62e9\u9700\u8981\u8fde\u63a5\u7684\u4e3b\u673a\uff0c \u5e76\u786e\u5b9a\u6240\u8981\u5efa\u7acb\u7684PPP\u4f1a\u7ebf\u4e2a\u6b65\u9aa4\uff0c\u5f53\u6b64\u9636\u6bb5\u5b8c\u6210\uff0c\u901a\u4fe1\u7684\u4e24\u7aef\u90fd\u77e5\u9053PPPoESESSION-ID\u548c\u5bf9\u7aef\u7684\u4ee5\u592a\u7f51\u5730\u5740\uff0c\u4ed6\u4eec\u4e00\u8d77\u552f\u4e00\u5b9a\u4e49PPPoE\u4f1a\u7ebf)\u4e3b\u673a\u5e7f\u64ad\u53d1\u8d77\u5206\u7ec4(PADI)<\/p>\n
\u3000\u3000\u4e3b\u673a\u5e7f\u64ad\u53d1\u8d77\u5206\u7ec4(PADI)\uff0c\u5206\u7ec4\u7684\u76ee\u7684\u5730\u5740\u4e3a\u4ee5\u592a\u7f51\u7684\u5e7f\u64ad\u5730\u57400\u00d7ffffffffffff\uff0cCODE(\u4ee3\u7801)\u5b57\u6bb5\u503c\u4e3a0\u00d709\uff0cSESSION-ID(\u4f1a\u7ebf\u3002PADI\u5206\u7ec4\u5fc5\u987b\u81f3\u5c11\u5305\u542b\u4e00\u4e2a\u670d\u52a1\u540d\u79f0\u7c7b\u578b\u7684\u6807\u7b7e(\u6807\u7b7e\u7c7b\u578b\u5b57\u6bb5\u503c\u4e3a0\u00d70101)\uff0c\u5411\u63a5\u5165\u96c6\u4e2d\u5668\u63d0\u51fa\u6240\u8981\u6c42\u63d0\u4f9b\u7684\u670d\u52a1\u3002<\/p>\n
\u3000\u3000\u63a5\u5165\u96c6\u4e2d\u5668\u6536\u5230\u5728\u670d\u52a1\u8303\u56f4\u5185\u7684PADI\u5206\u7ec4\uff0c\u53d1\u9001PPPoE\u6709\u6548\u53d1\u73b0\u63d0\u4f9b\u5305(PADO)\u5206\u7ec4\uff0c\u4ee5\u54cd\u5e94\u8bf7\u6c42\u3002\u5176\u4e2dCODE\u5b57\u6bb5\u503c\u4e3a 0\u00d707\uff0cSESSION-ID\u5b57\u6bb5\u503c\u4ecd\u4e3a0\u00d70000\u3002PADO\u5206\u7ec4\u5fc5\u987b\u5305\u542b\u4e00\u4e2a\u63a5\u5165\u96c6\u4e2d\u5668\u540d\u79f0\u7c7b\u578b\u7684\u6807\u7b7e(\u6807\u7b7e\u7c7b\u578b\u5b57\u6bb5\u503c\u4e3a0\u00d70102)\uff0c\u4ee5\u53ca\u4e00\u4e2a \u6216\u591a\u4e2a\u670d\u52a1\u540d\u79f0\u7c7b\u578b\u6807\u7b7e\uff0c\u8868\u660e\u53ef\u5411\u4e3b\u673a\u63d0\u4f9b\u7684\u670d\u52a1\u79cd\u7c7b\u3002<\/p>\n
\u3000\u3000\u4e3b\u673a\u5728\u53ef\u80fd\u6536\u5230\u7684\u591a\u4e2aPADO\u5206\u7ec4\u4e2d\u9009\u62e9\u4e00\u4e2a\u5408\u9002\u7684PADO\u5206\u7ec4\uff0c\u7136\u540e\u5411\u6240\u9009\u62e9\u7684\u63a5\u5165\u96c6\u4e2d\u5668\u53d1\u9001PPPoE\u6709\u6548\u53d1\u73b0\u8bf7\u6c42\u5206\u7ec4(PADR)\u3002\u5176\u4e2d CODE\u5b57\u6bb5\u4e3a0\u00d719\uff0cSESSION_ID\u5b57\u6bb5\u503c\u4ecd\u4e3a0\u00d70000\u3002PADR\u5206\u7ec4\u5fc5\u987b\u5305\u542b\u4e00\u4e2a\u670d\u52a1\u540d\u79f0\u7c7b\u578b\u6807\u7b7e\uff0c\u786e\u5b9a\u5411\u63a5\u5165\u96c6\u7ebf\u5668(\u6216\u4ea4\u6362\u673a)\u8bf7\u6c42\u7684\u670d\u52a1\u79cd\u7c7b\u3002\u5f53\u4e3b\u673a\u5728\u6307\u5b9a\u7684\u65f6\u95f4\u5185\u6ca1\u6709\u63a5\u6536\u5230PADO\uff0c\u5b83\u5e94\u8be5\u91cd\u65b0\u53d1\u9001\u5b83\u7684PADI\u5206\u7ec4\uff0c\u5e76\u4e14\u52a0\u500d\u7b49\u5f85\u65f6\u95f4\uff0c\u8fd9\u4e2a\u8fc7\u7a0b\u4f1a\u88ab\u91cd\u590d\u671f\u671b\u7684\u6b21\u6570\u3002<\/p>\n
\u3000\u3000\u63a5\u5165\u96c6\u4e2d\u5668\u6536\u5230PADR\u5206\u7ec4\u540e\u51c6\u5907\u5f00\u59cbPPP\u4f1a\u8bdd\uff0c\u5b83\u53d1\u9001\u4e00\u4e2aPPPoE\u6709\u6548\u53d1\u73b0\u4f1a\u8bdd\u786e\u8ba4PADS\u5206\u7ec4\u3002\u5176\u4e2dCODE\u5b57\u6bb5\u503c\u4e3a 0\u00d765\uff0cSESSION-ID\u5b57\u6bb5\u503c\u4e3a\u63a5\u5165\u96c6\u4e2d\u5668\u6240\u4ea7\u751f\u7684\u4e00\u4e2a\u552f\u4e00\u7684PPPoE\u4f1a\u8bdd\u6807\u8bc6\u53f7\u7801\u3002PADS\u5206\u7ec4\u4e5f\u5fc5\u987b\u5305\u542b\u4e00\u4e2a\u63a5\u5165\u96c6\u4e2d\u5668\u540d\u79f0\u7c7b\u578b\u7684\u6807\u7b7e\u4ee5\u786e\u8ba4\u5411\u4e3b\u673a\u63d0\u4f9b\u7684\u670d\u52a1\u3002\u5f53\u4e3b\u673a\u6536\u5230PADS\u5206\u7ec4\u786e\u8ba4\u540e\uff0c\u53cc\u65b9\u5c31\u8fdb\u5165PPP\u4f1a\u7ebf.PPP\u4f1a\u8bdd\u9636\u6bb5<\/p>\n
\u3000\u3000\u7528\u6237\u4e3b\u673a\u4e0e\u63a5\u5165\u96c6\u4e2d\u5668\u6839\u636e\u5728\u53d1\u73b0\u9636\u6bb5\u6240\u534f\u5546\u7684PPP\u4f1a\u8bdd\u8fde\u63a5\u53c2\u6570\u8fdb\u884cPPP\u4f1a\u8bdd\u3002\u4e00\u65e6PPPoE\u4f1a\u8bdd\u5f00\u59cb\uff0cPPP\u6570\u636e\u5c31\u53ef\u4ee5\u4ee5\u4efb\u4f55\u5176\u4ed6\u7684PPP\u5c01\u88c5\u5f62\u5f0f\u53d1\u9001\u3002\u6240\u6709\u7684\u4ee5\u592a\u7f51\u5e27\u90fd\u662f\u5355\u64ad\u7684\u3002PPPoE\u4f1a\u8bdd\u7684SESSION-ID\u4e00\u5b9a\u4e0d\u80fd\u6539\u53d8\uff0c\u5e76\u4e14\u5fc5\u987b\u662f\u53d1\u73b0\u9636\u6bb5\u5206\u914d\u7684\u503c\u3002<\/p>\n
\u3000\u3000PPPoE\u8fd8\u6709\u4e00\u4e2aPADT\u5206\u7ec4\uff0c\u5b83\u53ef\u4ee5\u5728\u4f1a\u8bdd\u5efa\u7acb\u540e\u7684\u4efb\u4f55\u65f6\u5019\u53d1\u9001\uff0c\u6765\u7ec8\u6b62PPPoE\u4f1a\u8bdd\uff0c \u4e5f\u5c31\u662f\u4f1a\u8bdd\u91ca\u653e\u3002\u5b83\u53ef\u4ee5\u7531\u4e3b\u673a\u6216\u8005\u63a5\u5165\u96c6\u4e2d\u5668\u53d1\u9001\u3002\u5f53\u5bf9\u65b9\u63a5\u6536\u5230\u4e00\u4e2aPADT\u5206\u7ec4\uff0c\u5c31\u4e0d\u518d\u5141\u8bb8\u4f7f\u7528\u8fd9\u4e2a\u4f1a\u8bdd\u6765\u53d1\u9001PPP\u4e1a\u52a1\u3002PADT\u5206\u7ec4\u4e0d\u9700\u8981\u4efb\u4f55\u6807 \u7b7e\uff0c\u5176CODE\u5b57\u6bb5\u503c\u4e3a0\u00d7a7\uff0cSESSION-ID\u5b57\u6bb5\u503c\u4e3a\u9700\u8981\u7ec8\u6b62\u7684PPP\u4f1a\u8bdd\u7684\u4f1a\u8bdd\u6807\u8bc6\u53f7\u7801\u3002\u5728\u53d1\u9001\u6216\u63a5\u6536PADT\u540e\uff0c\u5373\u4f7f\u6b63\u5e38\u7684PPP\u7ec8\u6b62\u5206\u7ec4 \u4e5f\u4e0d\u5fc5\u53d1\u9001\u3002PPP\u5bf9\u7aef\u5e94\u8be5\u4f7f\u7528PPP\u534f\u8bae\u81ea\u8eab\u6765\u7ec8\u6b62PPPoE\u4f1a\u8bdd\uff0c\u4f46\u662f\u5f53PPP\u4e0d\u80fd\u4f7f\u7528\u65f6\uff0c\u53ef\u4ee5\u4f7f\u7528PADT\u3002<\/p>\n
\u3000\u3000\u5047\u5982\u5ba2\u6237\u7aef\u8981\u901a\u8fc7\u4e00\u4e2a\u5c40\u57df\u7f51\u4e0e\u8fdc\u7a0b\u7684PPPoE\u670d\u52a1\u5668\u8fdb \u884c\u8eab\u4efd\u9a8c\u8bc1\uff0c\u8fd9\u65f6\uff0c\u5b83\u4eec\u4f1a\u6709\u4e24\u4e2a\u4e0d\u540c\u7684\u4f1a\u8bdd\u9636\u6bb5\uff0cDiscovery\u9636\u6bb5\u548cPPP\u4f1a\u8bdd\u9636\u6bb5\u3002\u5f53\u4e00\u4e2a\u5ba2\u6237\u7aef\u60f3\u5f00\u59cb\u4e00\u4e2aPPPoE\u4f1a\u8bdd\u65f6\uff0c\u5b83\u5fc5\u987b\u9996\u5148\u8fdb\u884c\u53d1\u73b0\u9636\u6bb5\u4ee5\u8bc6\u522b\u5bf9\u7aef\u7684\u4ee5\u592a\u7f51MAC\u5730\u5740\uff0c\u5e76\u5efa\u7acb\u4e00\u4e2aPPPoESESSON_ID\u3002\u5728\u53d1\u73b0\u9636\u6bb5\uff0c\u57fa\u4e8e\u7f51\u7edc\u7684\u62d3\u6251\u7ed3\u6784\uff0c\u5ba2\u6237\u7aef\u53ef\u4ee5\u53d1\u73b0\u591a\u4e2aPPPoE\u670d\u52a1\u5668\uff0c\u7136 \u540e\u4ece\u4e2d\u9009\u62e9\u4e00\u4e2a\uff0c\u4e0d\u8fc7\u901a\u5e38\u90fd\u662f\u9009\u62e9\u53cd\u5e94\u6700\u5feb\u7684\u4e00\u4e2a\u3002<\/p>\n
\u3000\u3000Discovery\u9636\u6bb5\u662f\u4e00\u4e2a\u65e0\u72b6\u6001\u7684\u9636\u6bb5\uff0c\u8be5\u9636\u6bb5\u4e3b\u8981\u662f\u9009\u62e9\u63a5\u5165\u670d\u52a1\u5668\uff0c\u786e\u5b9a\u6240\u8981\u5efa\u7acb\u7684PPP\u4f1a\u8bdd\u6807\u8bc6\u7b26Session ID\uff0c\u540c\u65f6\u83b7\u5f97\u5bf9\u65b9\u70b9\u5230\u70b9\u7684\u8fde\u63a5\u4fe1\u606f;PPP\u4f1a\u8bdd\u9636\u6bb5\u6267\u884c\u6807\u51c6\u7684PPP\u8fc7\u7a0b\u3002\u5f53\u6b64\u9636\u6bb5\u5b8c\u6210\uff0c\u901a\u4fe1\u7684\u4e24\u7aef\u90fd\u77e5\u9053PPPoESESSON_ID\u548c\u5bf9\u7aef\u7684\u4ee5\u592a\u7f51 \u5730\u5740\uff0c\u5b83\u4eec\u4e00\u8d77\u5b9a\u4e49\u4e86\u4e00\u4e2a\u552f\u4e00\u7684PPPoE\u4f1a\u8bdd\u3002\u8fd9\u4e9b\u6b65\u9aa4\u5305\u62ec\u5ba2\u6237\u7aef\u5e7f\u64ad\u4e00\u4e2a\u53d1\u8d77\u5206\u7ec4(PADI)\uff0c\u4e00\u4e2a\u6216\u591a\u4e2aPPPoE\u670d\u52a1\u5668\u53d1\u9001\u54cd\u5e94\u5206\u7ec4 (PADO)\uff0c\u5ba2\u6237\u7aef\u5411\u9009\u4e2d\u7684\u670d\u52a1\u5668\u53d1\u9001\u8bf7\u6c42\u5206\u7ec4(PADR)\uff0c\u9009\u4e2d\u7684PPPoE\u670d\u52a1\u5668\u53d1\u9001\u4e00\u4e2a\u786e\u8ba4\u5206\u7ec4(PADS)\u7ed9\u5ba2\u6237\u7aef\u3002\u5f53\u5ba2\u6237\u7aef\u63a5\u6536\u5230\u786e\u8ba4\u5206\u7ec4\uff0c\u5b83\u53ef\u4ee5\u5f00\u59cb\u8fdb\u884cPPP\u4f1a\u8bdd\u9636\u6bb5\u3002\u5f53PPPoE\u670d\u52a1\u5668\u53d1\u9001\u51fa\u786e\u8ba4\u5206\u7ec4\uff0c\u5b83\u53ef\u4ee5\u5f00\u59cbPPP\u4f1a\u8bdd\u3002<\/p>\n
\u3000\u3000\u5f53\u5ba2\u6237\u7aef\u5728\u6307\u5b9a\u7684\u65f6\u95f4\u5185\u6ca1\u6709\u63a5\u6536\u5230PADO\uff0c\u5b83\u5e94\u8be5\u91cd\u65b0\u53d1\u9001\u5b83\u7684PADI\u5206\u7ec4\uff0c\u5e76\u4e14\u52a0\u500d\u7b49\u5f85\u65f6 \u95f4\uff0c\u8fd9\u4e2a\u8fc7\u7a0b\u4f1a\u88ab\u91cd\u590d\u671f\u671b\u7684\u6b21\u6570\u3002\u5982\u679c\u5ba2\u6237\u7aef\u6b63\u7b49\u5f85\u63a5\u6536PADS\uff0c\u5e94\u8be5\u4f7f\u7528\u5177\u6709\u5ba2\u6237\u7aef\u91cd\u65b0\u53d1\u9001PADR\u7684\u76f8\u4f3c\u8d85\u65f6\u673a\u5236\u3002\u5728\u91cd\u8bd5\u6307\u5b9a\u7684\u6b21\u6570\u540e\uff0c\u4e3b\u673a\u5e94\u8be5\u91cd\u65b0\u53d1\u9001PADI\u5206\u7ec4\u3002PPPOE\u8fd8\u6709\u4e00\u4e2aPADT\u5206\u7ec4\uff0c\u5b83\u53ef\u4ee5\u5728\u4f1a\u8bdd\u5efa\u7acb\u540e\u7684\u4efb\u4f55\u65f6\u5019\u53d1\u9001\uff0c\u6765\u7ec8\u6b62PPPOE\u4f1a\u8bdd\u3002\u5b83\u53ef\u4ee5\u7531\u5ba2\u6237\u7aef\u6216\u8005PPPOE\u670d\u52a1\u5668\u53d1 \u9001\u3002\u5f53\u63a5\u6536\u5230\u4e00\u4e2aPADT\uff0c\u4e0d\u518d\u5141\u8bb8\u4f7f\u7528\u8fd9\u4e2a\u4f1a\u8bdd\u6765\u53d1\u9001PPP\u4e1a\u52a1\u5728\u53d1\u9001\u6216\u63a5\u6536PADT\u540e\uff0c\u5373\u6b63\u5e38\u7684PPP\u4e0d\u80fd\u4f7f\u7528\u65f6\uff0c\u53ef\u4ee5\u4f7f\u7528PADT\uff0c\u4e00\u65e6PPPOE \u4f1a\u8bdd\u5f00\u59cb\uff0cPPP\u6570\u636e\u5c31\u53ef\u4ee5\u4ee5\u4efb\u4f55\u5176\u5b83\u7684PPP\u5c01\u88c5\u5f62\u5f0f\u53d1\u9001\u3002\u6240\u6709\u7684\u4ee5\u592a\u7f51\u5e27\u90fd\u662f\u5355\u64ad\u7684\uff0c\u8eab\u4efd\u9a8c\u8bc1\u662f\u53d1\u751f\u5728\u4f1a\u8bdd\u9636\u6bb5\u7684\uff0cPPPoE\u4f1a\u8bdd\u7684 SESSION_ID\u4e00\u5b9a\u4e0d\u80fd\u6539\u53d8\uff0c\u5e76\u4e14\u5fc5\u987b\u662f\u53d1\u73b0\u9636\u6bb5\u5206\u914d\u7684\u503c\u3002<\/p>\n
\u3000\u3000\u8fd9\u79cd\u60c5\u51b5\u4e3b\u8981\u9488\u5bf9Windows98\u800c\u8a00\uff0c\u89e3\u51b3\u529e\u6cd5\u662f\u5728Windows98\u4e0b\u6dfb\u52a0\u62e8\u53f7\u9002\u914d\u5668\u7ec4\u4ef6\u5373\u53ef\u3002\u5bf9Windows ME\u800c\u8a00\uff0c\u56e0\u4e3a\u5b83\u6ca1\u6709\u76f4\u63a5\u6dfb\u52a0\u62e8\u53f7\u9002\u914d\u5668\u7684\u9009\u9879\uff0c\u6240\u4ee5\u5fc5\u987b\u5728\u63a7\u5236\u9762\u677f\u4e2d\u5148\u5220\u9664\u62e8\u53f7\u7f51\u7edc\u7ec4\u4ef6\uff0c\u518d\u6dfb\u52a0\u62e8\u53f7\u7f51\u7edc\u7ec4\u4ef6\u5b8c\u6210\u9002\u914d\u5668\u7684\u6dfb\u52a0\u3002<\/p>\n
\u3000\u3000\u53ef\u80fd\u7684\u539f\u56e0\u662f\u7528\u6237\u7684\u8d26\u6237\u6216\u8005\u5bc6\u7801\u8f93\u5165\u9519\u8bef\uff0c\u6216\u7528\u6237\u7684\u8d26\u6237\u4f59\u989d\u4e0d\u8db3\uff0c\u7528\u6237\u5728\u4f7f\u7528\u65f6\u672a\u6b63\u5e38\u9000\u51fa\u800c\u9020\u6210\u7528\u6237\u8d26\u53f7\u9a7b\u7559\uff0c\u53ef\u7b49\u5f85\u51e0\u5206\u949f\u6216\u91cd\u65b0\u542f\u52a8\u540e\u518d\u62e8\u53f7\u3002<\/p>\n
\u3000\u3000\u53ef\u80fd\u7684\u539f\u56e0\u662f\u7f51\u5361\u672a\u5b89\u88c5\u597d\u3001\u7f51\u5361\u9a71\u52a8\u4e0d\u6b63\u5e38\u6216\u7f51\u5361\u635f\u574f\u3002\u68c0\u67e5\u7f51\u5361\u662f\u5426\u5de5\u4f5c\u6b63\u5e38\u6216\u66f4\u65b0\u7f51\u5361\u9a71\u52a8\u3002<\/p>\n
\u3000\u3000(4)633\u6545\u969c\u63cf\u8ff0\uff1a\u8c03\u5236\u89e3\u8c03\u5668(\u6216\u5176\u5b83\u8fde\u63a5\u8bbe\u5907)\u5df2\u5728\u4f7f\u7528\uff0c\u6216\u6ca1\u6709\u6b63\u786e\u914d\u7f6e\u3002<\/p>\n
\u3000\u3000\u5982\u679c\u662f\u62e8\u53f7\u7f51\u7edc\u8fde\u63a5\uff0c\u5219\u7f51\u7edc\u8fde\u63a5\u8bd5\u56fe\u4f7f\u7528\u7684COM\u7aef\u53e3\u6b63\u5728\u88ab\u5176\u4ed6\u6d3b\u52a8\u7f51\u7edc\u8fde\u63a5\u6216\u5176\u4ed6\u8fdb\u7a0b(\u4f8b\u5982\uff0c\u8bf8\u5982\u4f20\u771f\u7a0b\u5e8f\u4e4b\u7c7b\u7684\u7535\u8bdd\u7ebf\u8def\u76d1\u89c6\u7a0b\u5e8f)\u4f7f\u7528\u3002\u63a8\u51fa\u963b\u6b62\u4f7f\u7528COM\u7aef\u53e3\u7684\u5e94\u7528\u7a0b\u5e8f\u3002<\/p>\n
\u3000\u3000\u5982\u679c\u662f\u865a\u62df\u4e13\u7528\u7f51\u7edc(VPN)\uff0c\u5219\u4e0d\u80fd\u6253\u5f00\u7f51\u7edc\u8fde\u63a5\u8bd5\u56fe\u4f7f\u7528\u7684VPN\u8bbe\u5907\u3002\u8fd9\u9700\u8981\u60a8\u7684\u7cfb\u7edf\u7ba1\u7406\u5458\u624d\u80fd\u89e3\u51b3\u3002<\/p>\n
\u3000\u3000\u5982\u679c\u8fd9\u662f\u5bbd\u5e26\u8fde\u63a5\uff0c\u5219\u65e0\u6cd5\u6253\u5f00\u7f51\u7edc\u8fde\u63a5\u5c1d\u8bd5\u4f7f\u7528\u7684\u5bbd\u5e26\u8bbe\u5907\u3002\u786e\u4fdd\u8981\u6c42\u786c\u4ef6(\u7535\u7f06\u8c03\u5236\u89e3\u8c03\u5668)\u8fd0\u884c\u6b63\u5e38\u3002\u6709\u5173\u6240\u9700\u786c\u4ef6\u7684\u8be6\u7ec6\u4fe1\u606f\u9700\u8981\u60a8\u7684\u5bbd\u5e26\u670d\u52a1\u63d0\u4f9b\u5546\u6765\u89e3\u7b54\u3002<\/p>\n
\u3000\u3000\u5b83\u662fWindows 2000\u7279\u6709\u7684\u6545\u969c\uff0c\u5efa\u8bae\u91cd\u65b0\u542f\u52a8\u540e\u518d\u8fdb\u884c\u8fde\u63a5\uff0c\u5982\u4ecd\u4e0d\u80fd\u6392\u9664\u6545\u969c\uff0c\u5efa\u8bae\u91cd\u88c5\u7cfb\u7edf\u3002<\/p>\n
\u3000\u3000\u5728Windows XP\u7cfb\u7edf\u4e2d\u7f51\u5361\u88ab\u7981\u7528\u3001\u7cfb\u7edf\u68c0\u6d4b\u4e0d\u5230\u7f51\u5361\u6216\u8005\u62e8\u53f7\u8f6f\u4ef6\u6545\u969c\uff0c\u6709\u65f6\u4f1a\u62a5769\u9519\u8bef\u3002\u91cd\u65b0\u542f\u7528\u7f51\u5361\u3001\u68c0\u67e5\u7f51\u5361\u5de5\u4f5c\u662f\u5426\u6b63\u5e38\u6216\u91cd\u88c5\u62e8\u53f7\u8f6f\u4ef6\u5373\u53ef\u89e3\u51b3\u3002<\/p>\n
\u3000\u3000\u8fdc\u7a0b\u8ba1\u7b97\u673a\u6ca1\u6709\u54cd\u5e94\uff0cwindows xp \u9519\u8bef\u4ee3\u7801\u4e3a678\uff0cwindows 7\u9519\u8bef\u4ee3\u7801\u4e3a651\uff0c\u9020\u6210\u6b64\u6545\u969c\u7684\u539f\u56e0\u662f\u57fa\u7840\u7ebf\u8def\u95ee\u9898\uff0c\u6216\u8005\u60a8\u7684\u4e92\u8054\u7f51\u670d\u52a1\u63d0\u4f9b\u5546\u8bbe\u5907\u95ee\u9898\u3002<\/p>\n
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\u3000\u3000* \u7f51\u53cb\u53d1\u8a00\u5747\u975e\u672c\u7ad9\u7acb\u573a\uff0c\u672c\u7ad9\u4e0d\u5728\u8bc4\u8bba\u680f\u63a8\u8350\u4efb\u4f55\u7f51\u5e97\u3001\u7ecf\u9500\u5546\uff0c\u8c28\u9632\u4e0a\u5f53\u53d7\u9a97\uff01<\/p>\n
\u3000\u3000\u66f4\u591a<\/p>\n
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\u3000\u3000Edge\u6d4f\u89c8\u5668\u5df2\u6b7b\uff1f\u5fae\u8f6f\uff1a\u65b0\u7248\u672c2019\u5e74\u63a8\u51fa\uff0c\u6539\u7528Chromium\u6e32\u67d3\u5f15\u64ce<\/p>\n
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