问题描述：

你的回答： ########################################################################## # TL-WR842N System Log # Time = 2013-12-17 18:59:30 690s # H-Ver = WR842N 4.0 00000000 : S-Ver = 1.2.7 Build 131025 Rel.41187n # L = 192.168.1.1 : M = 255.255.255.0 # W1 = PPPoE : W = 123.79.99.49 : M = 255.255.255.255 : G = 123.79.96.1 # Cnt = 5376, Free = 5347, Busy = 29 ########################################################################## 0days, 00:00:04, LAN: mirror0 set ip c0a80101 mask ffffff00 0days, 00:00:05, System start ok. 0days, 00:00:05, DHCPS: Send NAK 0days, 00:00:07, DHCPS: Send OFFER with ip 192.168.1.100 0days, 00:00:07, DHCPC: eth1 send DISCOVER with unicast flag 0 0days, 00:00:10, DHCPC: eth1 send DISCOVER with unicast flag 0 0days, 00:00:13, DHCPC: eth1 send DISCOVER with unicast flag 0 0days, 00:00:18, DHCPC: eth1 send DISCOVER with unicast flag 1 0days, 00:00:21, DHCPC: eth1 send DISCOVER with unicast flag 1 0days, 00:00:24, DHCPC: eth1 recv no OFFER, DHCP Service unavailable 0days, 00:00:35, DHCPC: eth1 send DISCOVER with unicast flag 1 0days, 00:00:38, DHCPC: eth1 send DISCOVER with unicast flag 1 0days, 00:00:41, DHCPC: eth1 send DISCOVER with unicast flag 1 0days, 00:00:44, Wantype change from dhcp to pppoe 0days, 00:00:45, PPP LCP: TX TERMINATION_REQUEST. 0days, 00:00:45, try special dail type: 0 0days, 00:00:45, PPPOE: TX PADI. 0days, 00:00:45, PPPOE: RX PADO,AC-NAME=ylzx10800E_2,AC-MAC=001E7398A1AA 0days, 00:00:45, PPPOE: TX PADR. 0days, 00:00:45, PPPOE: RX PADS. 0days, 00:00:46, PPP SM: retry 1/10. 0days, 00:00:46, PPP LCP: TX CONFIGURE_REQUEST. 0days, 00:00:46, PPP LCP: RX CONFIGURE_REQUEST. 0days, 00:00:46, PPP LCP: TX CONFIGURE_ACK. 0days, 00:00:46, PPP LCP: RX CONFIGURE_ACK. 0days, 00:00:47, PPP SM: retry 1/10. 0days, 00:00:47, PPP PAP: TX AUTHENTICATION_REQUEST. 0days, 00:00:47, PPP PAP: RX AUTHENTICATION_ACK. 0days, 00:00:47, PPP IPCP: RX CONFIGURE_REQUEST. 0days, 00:00:47, PPP IPCP: TX CONFIGURE_REQUEST. 0days, 00:00:47, PPP IPCP: TX CONFIGURE_ACK. 0days, 00:00:47, PPP IPCP: RX CONFIGURE_NAK. 0days, 00:00:47, PPP IPCP: TX CONFIGURE_REQUEST. 0days, 00:00:47, PPP IPCP: RX CONFIGURE_ACK. 0days, 00:00:47, PPP: ppp0 set localIp 7b4f623a dstIp 7b4f6001 mtu 1480 0days, 00:04:12, PPP LCP: TX TERMINATION_REQUEST. 0days, 00:04:12, PPPOE: TX PADT. 0days, 00:04:12, PPPOE: RX PADT. 0days, 00:04:14, PPP LCP: TX TERMINATION_REQUEST. 0days, 00:04:14, PPPOE: TX PADT. 0days, 00:04:14, try special dail type: 0 0days, 00:04:15, PPPOE: TX PADI. 0days, 00:04:15, PPPOE: RX PADO,AC-NAME=ylzx10800E_2,AC-MAC=001E7398A1AA 0days, 00:04:15, PPPOE: TX PADR. 0days, 00:04:15, PPPOE: RX PADS. 0days, 00:04:16, PPP SM: retry 1/10. 0days, 00:04:16, PPP LCP: TX CONFIGURE_REQUEST. 0days, 00:04:16, PPP LCP: RX CONFIGURE_REQUEST. 0days, 00:04:16, PPP LCP: TX CONFIGURE_ACK. 0days, 00:04:16, PPP LCP: RX CONFIGURE_ACK. 0days, 00:04:17, PPP SM: retry 1/10. 0days, 00:04:17, PPP PAP: TX AUTHENTICATION_REQUEST. 0days, 00:04:17, PPP PAP: RX AUTHENTICATION_ACK. 0days, 00:04:17, PPP IPCP: RX CONFIGURE_REQUEST. 0days, 00:04:17, PPP IPCP: TX CONFIGURE_REQUEST. 0days, 00:04:17, PPP IPCP: TX CONFIGURE_ACK. 0days, 00:04:17, PPP IPCP: RX CONFIGURE_NAK. 0days, 00:04:17, PPP IPCP: TX CONFIGURE_REQUEST. 0days, 00:04:17, PPP IPCP: RX CONFIGURE_ACK. 0days, 00:04:17, PPP: ppp0 set localIp 7b4f6331 dstIp 7b4f6001 mtu 1480