问题描述：我直接连接modem能上网，但连接路由器提示服务器无响应，刚买回来的时候还可以使用，但几日后就不能了。 服务日志如下： 184 INFO 0days, 00:05:32, PPPOE: TX PADI. 183 INFO 0days, 00:05:32, PPPOE SM: retry. 182 INFO 0days, 00:05:30, PPPOE: TX PADI. 181 INFO 0days, 00:05:30, PPPOE SM: retry. 180 INFO 0days, 00:05:28, PPPOE: TX PADI. 179 INFO 0days, 00:05:28, PPPOE SM: retry. 178 INFO 0days, 00:05:26, PPPOE: TX PADI. 177 INFO 0days, 00:05:26, PPPOE SM: retry. 176 INFO 0days, 00:05:24, PPPOE: TX PADI. 175 INFO 0days, 00:05:24, PPPOE SM: retry. 174 INFO 0days, 00:05:22, PPPOE: TX PADI. 173 INFO 0days, 00:05:22, try special dail type: 0 172 INFO 0days, 00:05:22, PPP LCP: TX TERMINATION_REQUEST. 171 INFO 0days, 00:05:10, PPPOE: TX PADI. 170 INFO 0days, 00:05:10, PPPOE SM: retry. 169 INFO 0days, 00:05:08, PPPOE: TX PADI. 168 INFO 0days, 00:05:08, PPPOE SM: retry. 167 INFO 0days, 00:05:06, PPPOE: TX PADI. 166 INFO 0days, 00:05:06, PPPOE SM: retry. 165 INFO 0days, 00:05:04, PPPOE: TX PADI. 164 INFO 0days, 00:05:04, PPPOE SM: retry. 163 INFO 0days, 00:05:02, PPPOE: TX PADI. 162 INFO 0days, 00:05:02, PPPOE SM: retry. 161 INFO 0days, 00:05:00, PPPOE: TX PADI. 160 INFO 0days, 00:05:00, PPPOE SM: retry. 159 INFO 0days, 00:04:58, PPPOE: TX PADI. 158 INFO 0days, 00:04:58, PPPOE SM: retry. 157 INFO 0days, 00:04:56, PPPOE: TX PADI. 156 INFO 0days, 00:04:56, PPPOE SM: retry. 155 INFO 0days, 00:04:54, PPPOE: TX PADI. 154 INFO 0days, 00:04:54, PPPOE SM: retry. 153 INFO 0days, 00:04:52, PPPOE: TX PADI. 152 INFO 0days, 00:04:52, try special dail type: 0 151 INFO 0days, 00:04:52, PPP LCP: TX TERMINATION_REQUEST. 150 INFO 0days, 00:04:40, PPPOE: TX PADI. 149 INFO 0days, 00:04:40, PPPOE SM: retry. 148 INFO 0days, 00:04:38, PPPOE: TX PADI. 147 INFO 0days, 00:04:38, PPPOE SM: retry. 146 INFO 0days, 00:04:36, PPPOE: TX PADI. 145 INFO 0days, 00:04:36, PPPOE SM: retry. 144 INFO 0days, 00:04:34, PPPOE: TX PADI. 143 INFO 0days, 00:04:34, PPPOE SM: retry. 142 INFO 0days, 00:04:32, PPPOE: TX PADI. 141 INFO 0days, 00:04:32, PPPOE SM: retry. 140 INFO 0days, 00:04:30, PPPOE: TX PADI. 139 INFO 0days, 00:04:30, PPPOE SM: retry. 138 INFO 0days, 00:04:28, PPPOE: TX PADI. 137 INFO 0days, 00:04:28, PPPOE SM: retry. 136 INFO 0days, 00:04:26, PPPOE: TX PADI. 135 INFO 0days, 00:04:26, PPPOE SM: retry. 134 INFO 0days, 00:04:24, PPPOE: TX PADI. 133 INFO 0days, 00:04:24, PPPOE SM: retry. 132 INFO 0days, 00:04:22, PPPOE: TX PADI. 131 INFO 0days, 00:04:22, try special dail type: 0 130 INFO 0days, 00:04:22, PPP LCP: TX TERMINATION_REQUEST. 129 INFO 0days, 00:04:10, PPPOE: TX PADI. 128 INFO 0days, 00:04:10, PPPOE SM: retry. 127 INFO 0days, 00:04:08, PPPOE: TX PADI. 126 INFO 0days, 00:04:08, PPPOE SM: retry. 125 INFO 0days, 00:04:06, PPPOE: TX PADI. 124 INFO 0days, 00:04:06, PPPOE SM: retry. 123 INFO 0days, 00:04:04, PPPOE: TX PADI. 122 INFO 0days, 00:04:04, PPPOE SM: retry. 121 INFO 0days, 00:04:02, PPPOE: TX PADI. 120 INFO 0days, 00:04:02, PPPOE SM: retry. 119 INFO 0days, 00:04:00, PPPOE: TX PADI. 118 INFO 0days, 00:04:00, PPPOE SM: retry. 117 INFO 0days, 00:03:58, PPPOE: TX PADI. 116 INFO 0days, 00:03:58, PPPOE SM: retry. 115 INFO 0days, 00:03:56, PPPOE: TX PADI. 114 INFO 0days, 00:03:56, PPPOE SM: retry. 113 INFO 0days, 00:03:54, PPPOE: TX PADI. 112 INFO 0days, 00:03:54, PPPOE SM: retry. 111 INFO 0days, 00:03:52, PPPOE: TX PADI. 110 INFO 0days, 00:03:52, try special dail type: 0 109 INFO 0days, 00:03:52, PPP LCP: TX TERMINATION_REQUEST. 108 INFO 0days, 00:03:40, PPPOE: TX PADI. 107 INFO 0days, 00:03:40, PPPOE SM: retry. 106 INFO 0days, 00:03:38, PPPOE: TX PADI. 105 INFO 0days, 00:03:38, PPPOE SM: retry. 104 INFO 0days, 00:03:36, PPPOE: TX PADI. 103 INFO 0days, 00:03:36, PPPOE SM: retry. 102 INFO 0days, 00:03:34, PPPOE: TX PADI. 101 INFO 0days, 00:03:34, PPPOE SM: retry. 100 INFO 0days, 00:03:32, PPPOE: TX PADI. 99 INFO 0days, 00:03:32, PPPOE SM: retry. 98 INFO 0days, 00:03:30, PPPOE: TX PADI. 97 INFO 0days, 00:03:30, PPPOE SM: retry. 96 INFO 0days, 00:03:28, PPPOE: TX PADI. 95 INFO 0days, 00:03:28, PPPOE SM: retry. 94 INFO 0days, 00:03:26, PPPOE: TX PADI. 93 INFO 0days, 00:03:26, PPPOE SM: retry. 92 INFO 0days, 00:03:24, PPPOE: TX PADI. 91 INFO 0days, 00:03:24, PPPOE SM: retry. 90 INFO 0days, 00:03:22, PPPOE: TX PADI. 89 INFO 0days, 00:03:22, try special dail type: 0 88 INFO 0days, 00:03:22, PPP LCP: TX TERMINATION_REQUEST. 87 INFO 0days, 00:03:10, PPPOE: TX PADI. 86 INFO 0days, 00:03:10, PPPOE SM: retry. 85 INFO 0days, 00:03:08, PPPOE: TX PADI. 84 INFO 0days, 00:03:08, PPPOE SM: retry. 83 INFO 0days, 00:03:06, PPPOE: TX PADI. 82 INFO 0days, 00:03:06, PPPOE SM: retry. 81 INFO 0days, 00:03:04, PPPOE: TX PADI. 80 INFO 0days, 00:03:04, PPPOE SM: retry. 79 INFO 0days, 00:03:02, PPPOE: TX PADI. 78 INFO 0days, 00:03:02, PPPOE SM: retry. 77 INFO 0days, 00:03:00, PPPOE: TX PADI. 76 INFO 0days, 00:03:00, PPPOE SM: retry. 75 INFO 0days, 00:02:58, PPPOE: TX PADI. 74 INFO 0days, 00:02:58, PPPOE SM: retry. 73 INFO 0days, 00:02:56, PPPOE: TX PADI. 72 INFO 0days, 00:02:56, PPPOE SM: retry. 71 INFO 0days, 00:02:54, PPPOE: TX PADI. 70 INFO 0days, 00:02:54, PPPOE SM: retry. 69 INFO 0days, 00:02:52, PPPOE: TX PADI. 68 INFO 0days, 00:02:52, try special dail type: 0 67 INFO 0days, 00:02:52, PPP LCP: TX TERMINATION_REQUEST. 66 INFO 0days, 00:02:40, PPPOE: TX PADI. 65 INFO 0days, 00:02:40, PPPOE SM: retry. 64 INFO 0days, 00:02:38, PPPOE: TX PADI. 63 INFO 0days, 00:02:38, PPPOE SM: retry. 62 INFO 0days, 00:02:36, PPPOE: TX PADI. 61 INFO 0days, 00:02:36, PPPOE SM: retry. 60 INFO 0days, 00:02:34, PPPOE: TX PADI. 59 INFO 0days, 00:02:34, PPPOE SM: retry. 58 INFO 0days, 00:02:32, PPPOE: TX PADI. 57 INFO 0days, 00:02:32, PPPOE SM: retry. 56 INFO 0days, 00:02:30, PPPOE: TX PADI. 55 INFO 0days, 00:02:30, PPPOE SM: retry. 54 INFO 0days, 00:02:28, PPPOE: TX PADI. 53 INFO 0days, 00:02:28, PPPOE SM: retry. 52 INFO 0days, 00:02:26, PPPOE: TX PADI. 51 INFO 0days, 00:02:26, PPPOE SM: retry. 50 INFO 0days, 00:02:24, PPPOE: TX PADI. 49 INFO 0days, 00:02:24, PPPOE SM: retry. 48 INFO 0days, 00:02:22, PPPOE: TX PADI. 47 INFO 0days, 00:02:22, try special dail type: 0 46 INFO 0days, 00:02:22, PPP LCP: TX TERMINATION_REQUEST. 45 INFO 0days, 00:02:10, PPPOE: TX PADI. 44 INFO 0days, 00:02:10, PPPOE SM: retry. 43 INFO 0days, 00:02:08, PPPOE: TX PADI. 42 INFO 0days, 00:02:08, PPPOE SM: retry. 41 INFO 0days, 00:02:06, PPPOE: TX PADI. 40 INFO 0days, 00:02:06, PPPOE SM: retry. 39 INFO 0days, 00:02:04, PPPOE: TX PADI. 38 INFO 0days, 00:02:04, PPPOE SM: retry. 37 INFO 0days, 00:02:02, PPPOE: TX PADI. 36 INFO 0days, 00:02:02, PPPOE SM: retry. 35 INFO 0days, 00:02:00, PPPOE: TX PADI. 34 INFO 0days, 00:02:00, PPPOE SM: retry. 33 INFO 0days, 00:01:58, PPPOE: TX PADI. 32 INFO 0days, 00:01:58, PPPOE SM: retry. 31 INFO 0days, 00:01:56, PPPOE: TX PADI. 30 INFO 0days, 00:01:56, PPPOE SM: retry. 29 INFO 0days, 00:01:54, PPPOE: TX PADI. 28 INFO 0days, 00:01:54, PPPOE SM: retry. 27 INFO 0days, 00:01:52, PPPOE: TX PADI. 26 INFO 0days, 00:01:52, try special dail type: 0 25 INFO 0days, 00:01:52, PPP LCP: TX TERMINATION_REQUEST. 24 INFO 0days, 00:01:40, PPPOE: TX PADI. 23 INFO 0days, 00:01:40, PPPOE SM: retry. 22 INFO 0days, 00:01:38, PPPOE: TX PADI. 21 INFO 0days, 00:01:38, PPPOE SM: retry. 20 INFO 0days, 00:01:36, PPPOE: TX PADI. 19 INFO 0days, 00:01:36, PPPOE SM: retry. 18 INFO 0days, 00:01:34, PPPOE: TX PADI. 17 INFO 0days, 00:01:34, PPPOE SM: retry. 16 INFO 0days, 00:01:32, PPPOE: TX PADI. 15 INFO 0days, 00:01:32, PPPOE SM: retry. 14 INFO 0days, 00:01:30, PPPOE: TX PADI. 13 INFO 0days, 00:01:30, PPPOE SM: retry. 12 INFO 0days, 00:01:28, PPPOE: TX PADI. 11 INFO 0days, 00:01:28, PPPOE SM: retry. 10 INFO 0days, 00:01:26, PPPOE: TX PADI. 9 INFO 0days, 00:01:26, PPPOE SM: retry. 8 INFO 0days, 00:01:24, PPPOE: TX PADI. 7 INFO 0days, 00:01:24, PPPOE SM: retry. 6 INFO 0days, 00:01:22, PPPOE: TX PADI. 5 INFO 0days, 00:01:22, try special dail type: 0 4 INFO 0days, 00:01:22, PPP LCP: TX TERMINATION_REQUEST. 3 INFO 0days, 00:00:05, SystemLog - Mail Settings have not been configured. 2 INFO 0days, 00:00:05, System start ok. 1 INFO 0days, 00:00:04, LAN: mirror0 set ip c0a80101 mask ffffff00 E4 DEBUG Exception:|2006-01-01 9:00:10| td_id = 807D0A70 td_name = tNetTask td_sp = 807D02C8 td_pStackBase = 807D0A70 td_stackCurrent = 7A8 td_pc = 8003a850 td_ra = 8003a844 E3 DEBUG Exception:|2006-01-01 15:24:14| td_id = 807D0A70 td_name = tNetTask td_sp = 807D02F0 td_pStackBase = 807D0A70 td_stackCurrent = 780 td_pc = 80030338 td_ra = 8002fde4 E2 DEBUG Exception:|2006-01-01 8:20:25| td_id = 807D0A70 td_name = tNetTask td_sp = 807D02F0 td_pStackBase = 807D0A70 td_stackCurrent = 780 td_pc = 80030338 td_ra = 8002fde4 E1 DEBUG Exception:|2006-01-02 21:38:00| td_id = 807D0A70 td_name = tNetTask td_sp = 807D02C8 td_pStackBase = 807D0A70 td_stackCurrent = 7A8 td_pc = 8006ce60 td_ra = 8006a44c Time = 2006-01-01 8:05:28 333s H-Ver = WR742N 5.0 00000000 : S-Ver = 5.6.21 Build 130417 Rel.73893n L = 192.168.1.1 : M = 255.255.255.0 W1 = PPPoE : W = 0.0.0.0 : M = 0.0.0.0 : G = 0.0.0.0 Cnt = 8320, Free = 8299, Busy = 21