问题描述：使用电脑拨号可以成功，使用TL-WR842N路由器拨号总是不成功。系统日志： 186 INFO 0days, 00:00:52, PPPOE: RX PADT. 185 INFO 0days, 00:00:52, PPP DOWN: TX TERMINATION_ACK. 184 INFO 0days, 00:00:52, PPP LCP: RX TERMINATION_REQUEST. 183 INFO 0days, 00:00:52, PPP LCP: TX TERMINATION_REQUEST. 182 INFO 0days, 00:00:52, PPP PAP: RX AUTHENTICATION_NAK. 181 INFO 0days, 00:00:52, PPP PAP: TX AUTHENTICATION_REQUEST. 180 INFO 0days, 00:00:52, PPP SM: retry 1/10. 179 INFO 0days, 00:00:51, PPP LCP: RX CONFIGURE_ACK. 178 INFO 0days, 00:00:51, PPP LCP: TX CONFIGURE_ACK. 177 INFO 0days, 00:00:51, PPP LCP: RX CONFIGURE_REQUEST. 176 INFO 0days, 00:00:51, PPP LCP: TX CONFIGURE_REQUEST. 175 INFO 0days, 00:00:51, PPP SM: retry 1/10. 174 INFO 0days, 00:00:50, PPPOE: RX PADS. 173 INFO 0days, 00:00:50, PPPOE: TX PADR. 172 INFO 0days, 00:00:50, PPPOE: RX PADO,AC-NAME=WayOS_PPPoE,AC-MAC=8081005C5911 171 INFO 0days, 00:00:50, PPPOE: TX PADI. 170 INFO 0days, 00:00:50, HENAN CNC authentication. 169 INFO 0days, 00:00:50, try special dail type: 1 168 INFO 0days, 00:00:49, PPPOE: RX PADT. 167 INFO 0days, 00:00:49, PPP DOWN: TX TERMINATION_ACK. 166 INFO 0days, 00:00:49, PPP LCP: RX TERMINATION_REQUEST. 165 INFO 0days, 00:00:49, PPP LCP: TX TERMINATION_REQUEST. 164 INFO 0days, 00:00:49, PPP PAP: RX AUTHENTICATION_NAK. 163 INFO 0days, 00:00:49, PPP PAP: TX AUTHENTICATION_REQUEST. 162 INFO 0days, 00:00:49, PPP SM: retry 1/10. 161 INFO 0days, 00:00:48, PPP LCP: RX CONFIGURE_ACK. 160 INFO 0days, 00:00:48, PPP LCP: TX CONFIGURE_ACK. 159 INFO 0days, 00:00:48, PPP LCP: RX CONFIGURE_REQUEST. 158 INFO 0days, 00:00:48, PPP LCP: TX CONFIGURE_REQUEST. 157 INFO 0days, 00:00:48, PPP SM: retry 1/10. 156 INFO 0days, 00:00:47, PPPOE: RX PADS. 155 INFO 0days, 00:00:47, PPPOE: TX PADR. 154 INFO 0days, 00:00:47, PPPOE: RX PADO,AC-NAME=WayOS_PPPoE,AC-MAC=8081005C5911 153 INFO 0days, 00:00:47, PPPOE: TX PADI. 152 INFO 0days, 00:00:47, try special dail type: 0 151 INFO 0days, 00:00:47, PPPOE: RX PADT. 150 INFO 0days, 00:00:47, PPPOE: TX PADT. 149 INFO 0days, 00:00:47, PPP LCP: TX TERMINATION_REQUEST. 148 INFO 0days, 00:00:35, PPPOE: RX PADT. 147 INFO 0days, 00:00:35, PPP DOWN: TX TERMINATION_ACK. 146 INFO 0days, 00:00:35, PPP LCP: RX TERMINATION_REQUEST. 145 INFO 0days, 00:00:35, PPP LCP: TX TERMINATION_REQUEST. 144 INFO 0days, 00:00:35, PPP PAP: RX AUTHENTICATION_NAK. 143 INFO 0days, 00:00:35, PPP PAP: TX AUTHENTICATION_REQUEST. 142 INFO 0days, 00:00:35, PPP SM: retry 1/10. 141 INFO 0days, 00:00:34, PPP LCP: RX CONFIGURE_ACK. 140 INFO 0days, 00:00:34, PPP LCP: TX CONFIGURE_ACK. 139 INFO 0days, 00:00:34, PPP LCP: RX CONFIGURE_REQUEST. 138 INFO 0days, 00:00:34, PPP LCP: TX CONFIGURE_REQUEST. 137 INFO 0days, 00:00:34, PPP SM: retry 1/10. 136 INFO 0days, 00:00:33, PPPOE: RX PADS. 135 INFO 0days, 00:00:33, PPPOE: TX PADR. 134 INFO 0days, 00:00:33, PPPOE: RX PADO,AC-NAME=WayOS_PPPoE,AC-MAC=8081005C5911 133 INFO 0days, 00:00:33, PPPOE: TX PADI. 132 INFO 0days, 00:00:33, NEIMENG CNNMAX authentication. 131 INFO 0days, 00:00:33, try special dail type: 7 130 INFO 0days, 00:00:32, PPPOE: RX PADT. 129 INFO 0days, 00:00:32, PPP DOWN: TX TERMINATION_ACK. 128 INFO 0days, 00:00:32, PPP LCP: RX TERMINATION_REQUEST. 127 INFO 0days, 00:00:32, PPP LCP: TX TERMINATION_REQUEST. 126 INFO 0days, 00:00:32, PPP PAP: RX AUTHENTICATION_NAK. 125 INFO 0days, 00:00:32, PPP PAP: TX AUTHENTICATION_REQUEST. 124 INFO 0days, 00:00:32, PPP SM: retry 1/10. 123 INFO 0days, 00:00:31, PPP LCP: RX CONFIGURE_ACK. 122 INFO 0days, 00:00:31, PPP LCP: TX CONFIGURE_ACK. 121 INFO 0days, 00:00:31, PPP LCP: RX CONFIGURE_REQUEST. 120 INFO 0days, 00:00:31, PPP LCP: TX CONFIGURE_REQUEST. 119 INFO 0days, 00:00:31, PPP SM: retry 1/10. 118 INFO 0days, 00:00:30, PPPOE: RX PADS. 117 INFO 0days, 00:00:30, PPPOE: TX PADR. 116 INFO 0days, 00:00:30, PPPOE: RX PADO,AC-NAME=WayOS_PPPoE,AC-MAC=8081005C5911 115 INFO 0days, 00:00:30, PPPOE: TX PADI. 114 INFO 0days, 00:00:30, HUBEI Vnet authentication. 113 INFO 0days, 00:00:30, try special dail type: 6 112 INFO 0days, 00:00:29, PPPOE: RX PADT. 111 INFO 0days, 00:00:29, PPP DOWN: TX TERMINATION_ACK. 110 INFO 0days, 00:00:29, PPP LCP: RX TERMINATION_REQUEST. 109 INFO 0days, 00:00:29, PPP LCP: TX TERMINATION_REQUEST. 108 INFO 0days, 00:00:29, PPP PAP: RX AUTHENTICATION_NAK. 107 INFO 0days, 00:00:29, PPP PAP: TX AUTHENTICATION_REQUEST. 106 INFO 0days, 00:00:29, PPP SM: retry 1/10. 105 INFO 0days, 00:00:28, PPP LCP: RX CONFIGURE_ACK. 104 INFO 0days, 00:00:28, PPP LCP: TX CONFIGURE_ACK. 103 INFO 0days, 00:00:28, PPP LCP: RX CONFIGURE_REQUEST. 102 INFO 0days, 00:00:28, PPP LCP: TX CONFIGURE_REQUEST. 101 INFO 0days, 00:00:28, PPP SM: retry 1/10. 100 INFO 0days, 00:00:27, PPPOE: RX PADS. 99 INFO 0days, 00:00:27, PPPOE: TX PADR. 98 INFO 0days, 00:00:27, PPPOE: RX PADO,AC-NAME=WayOS_PPPoE,AC-MAC=8081005C5911 97 INFO 0days, 00:00:27, PPPOE: TX PADI. 96 INFO 0days, 00:00:27, modemMac = 94:DE:80:39:AC:F5 95 INFO 0days, 00:00:25, XIAN Vnet authentication. 94 INFO 0days, 00:00:25, try special dail type: 5 93 INFO 0days, 00:00:24, PPPOE: RX PADT. 92 INFO 0days, 00:00:24, PPP DOWN: TX TERMINATION_ACK. 91 INFO 0days, 00:00:24, PPP LCP: RX TERMINATION_REQUEST. 90 INFO 0days, 00:00:24, PPP LCP: TX TERMINATION_REQUEST. 89 INFO 0days, 00:00:24, PPP PAP: RX AUTHENTICATION_NAK. 88 INFO 0days, 00:00:24, PPP PAP: TX AUTHENTICATION_REQUEST. 87 INFO 0days, 00:00:24, PPP SM: retry 1/10. 86 INFO 0days, 00:00:23, PPP LCP: RX CONFIGURE_ACK. 85 INFO 0days, 00:00:23, PPP LCP: TX CONFIGURE_ACK. 84 INFO 0days, 00:00:23, PPP LCP: RX CONFIGURE_REQUEST. 83 INFO 0days, 00:00:23, PPP LCP: TX CONFIGURE_REQUEST. 82 INFO 0days, 00:00:23, PPP SM: retry 1/10. 81 INFO 0days, 00:00:22, PPPOE: RX PADS. 80 INFO 0days, 00:00:22, PPPOE: TX PADR. 79 INFO 0days, 00:00:22, PPPOE: RX PADO,AC-NAME=WayOS_PPPoE,AC-MAC=8081005C5911 78 INFO 0days, 00:00:22, PPPOE: TX PADI. 77 INFO 0days, 00:00:22, NANCHANG NetKeeper2.5(V8) authentication. 0x4BBF81F9 76 INFO 0days, 00:00:22, try special dail type: 4 75 INFO 0days, 00:00:21, PPPOE: RX PADT. 74 INFO 0days, 00:00:21, PPP DOWN: TX TERMINATION_ACK. 73 INFO 0days, 00:00:21, PPP LCP: RX TERMINATION_REQUEST. 72 INFO 0days, 00:00:21, PPP LCP: TX TERMINATION_REQUEST. 71 INFO 0days, 00:00:21, PPP PAP: RX AUTHENTICATION_NAK. 70 INFO 0days, 00:00:21, PPP PAP: TX AUTHENTICATION_REQUEST. 69 INFO 0days, 00:00:21, PPP SM: retry 1/10. 68 INFO 0days, 00:00:20, PPP LCP: RX CONFIGURE_ACK. 67 INFO 0days, 00:00:20, PPP LCP: TX CONFIGURE_ACK. 66 INFO 0days, 00:00:20, PPP LCP: RX CONFIGURE_REQUEST. 65 INFO 0days, 00:00:20, PPP LCP: TX CONFIGURE_REQUEST. 64 INFO 0days, 00:00:20, PPP SM: retry 1/10. 63 INFO 0days, 00:00:19, PPPOE: RX PADS. 62 INFO 0days, 00:00:19, PPPOE: TX PADR. 61 INFO 0days, 00:00:19, PPPOE: RX PADO,AC-NAME=WayOS_PPPoE,AC-MAC=8081005C5911 60 INFO 0days, 00:00:19, PPPOE: TX PADI. 59 INFO 0days, 00:00:19, ChangedName = 0YFZK8A161107 58 INFO 0days, 00:00:19, NANCHANG NetKeeper2.5(V18) authentication. 0x4BBEE5B9 57 INFO 0days, 00:00:19, try special dail type: 3 56 INFO 0days, 00:00:18, PPPOE: RX PADT. 55 INFO 0days, 00:00:18, PPP DOWN: TX TERMINATION_ACK. 54 INFO 0days, 00:00:18, PPP LCP: RX TERMINATION_REQUEST. 53 INFO 0days, 00:00:18, PPP LCP: TX TERMINATION_REQUEST. 52 INFO 0days, 00:00:18, PPP PAP: RX AUTHENTICATION_NAK. 51 INFO 0days, 00:00:18, PPP PAP: TX AUTHENTICATION_REQUEST. 50 INFO 0days, 00:00:18, PPP SM: retry 1/10. 49 INFO 0days, 00:00:17, PPP LCP: RX CONFIGURE_ACK. 48 INFO 0days, 00:00:17, PPP LCP: TX CONFIGURE_ACK. 47 INFO 0days, 00:00:17, PPP LCP: RX CONFIGURE_REQUEST. 46 INFO 0days, 00:00:17, PPP LCP: TX CONFIGURE_REQUEST. 45 INFO 0days, 00:00:17, PPP SM: retry 1/10. 44 INFO 0days, 00:00:16, PPPOE: RX PADS. 43 INFO 0days, 00:00:16, PPPOE: TX PADR. 42 INFO 0days, 00:00:16, PPPOE: RX PADO,AC-NAME=WayOS_PPPoE,AC-MAC=8081005C5911 41 INFO 0days, 00:00:16, PPPOE: TX PADI. 40 INFO 0days, 00:00:16, HUNAN Vnet authentication. 39 INFO 0days, 00:00:16, try special dail type: 2 38 INFO 0days, 00:00:15, PPPOE: RX PADT. 37 INFO 0days, 00:00:15, PPP DOWN: TX TERMINATION_ACK. 36 INFO 0days, 00:00:15, PPP LCP: RX TERMINATION_REQUEST. 35 INFO 0days, 00:00:15, PPP LCP: TX TERMINATION_REQUEST. 34 INFO 0days, 00:00:15, PPP PAP: RX AUTHENTICATION_NAK. 33 INFO 0days, 00:00:15, PPP PAP: TX AUTHENTICATION_REQUEST. 32 INFO 0days, 00:00:15, PPP SM: retry 1/10. 31 INFO 0days, 00:00:14, PPP LCP: TX CONFIGURE_ACK. 30 INFO 0days, 00:00:14, PPP LCP: RX CONFIGURE_REQUEST. 29 INFO 0days, 00:00:14, PPP LCP: RX CONFIGURE_ACK. 28 INFO 0days, 00:00:14, PPP LCP: TX CONFIGURE_REQUEST. 27 INFO 0days, 00:00:14, PPP SM: retry 1/10. 26 INFO 0days, 00:00:13, PPPOE: RX PADS. 25 INFO 0days, 00:00:13, PPPOE: TX PADR. 24 INFO 0days, 00:00:13, PPPOE: RX PADO,AC-NAME=WayOS_PPPoE,AC-MAC=8081005C5911 23 INFO 0days, 00:00:13, PPPOE: TX PADI. 22 INFO 0days, 00:00:13, HENAN CNC authentication. 21 INFO 0days, 00:00:13, try special dail type: 1 20 INFO 0days, 00:00:12, PPPOE: RX PADT. 19 INFO 0days, 00:00:12, PPP DOWN: TX TERMINATION_ACK. 18 INFO 0days, 00:00:12, PPP LCP: RX TERMINATION_REQUEST. 17 INFO 0days, 00:00:12, PPP LCP: TX TERMINATION_REQUEST. 16 INFO 0days, 00:00:12, PPP PAP: RX AUTHENTICATION_NAK. 15 INFO 0days, 00:00:12, PPP PAP: TX AUTHENTICATION_REQUEST. 14 INFO 0days, 00:00:12, PPP SM: retry 1/10. 13 INFO 0days, 00:00:11, PPP LCP: RX CONFIGURE_ACK. 12 INFO 0days, 00:00:11, PPP LCP: TX CONFIGURE_ACK. 11 INFO 0days, 00:00:11, PPP LCP: RX CONFIGURE_REQUEST. 10 INFO 0days, 00:00:11, PPP LCP: TX CONFIGURE_REQUEST. 9 INFO 0days, 00:00:11, PPP SM: retry 1/10. 8 INFO 0days, 00:00:10, PPPOE: RX PADS. 7 INFO 0days, 00:00:10, PPPOE: TX PADR. 6 INFO 0days, 00:00:10, PPPOE: RX PADO,AC-NAME=WayOS_PPPoE,AC-MAC=8081005C5911 5 INFO 0days, 00:00:10, PPPOE: TX PADI. 4 INFO 0days, 00:00:10, try special dail type: 0 3 INFO 0days, 00:00:10, PPP LCP: TX TERMINATION_REQUEST. 2 INFO 0days, 00:00:05, System start ok. 1 INFO 0days, 00:00:04, LAN: mirror0 set ip c0a80101 mask ffffff00