LAN 拨号，PPPOE会话总是重建，见日志。

zhx200808

刷了固件后，启用lan拨号，总是掉线，设备日志现实PPPOE会话在不停重建
Jan  1 00:12:57 (none) daemon.debug syslog: ATCPOLL: No Data
! [/ y3 n* \7 h- u9 x$ t- D8 rJan  1 00:13:02 (none) daemon.debug syslog: ATCPOLL: No Data
Jan  1 00:13:07 (none) daemon.debug syslog: ATCPOLL: No Data
; C2 W+ W: z8 Q$ W7 \7 X6 tJan  1 00:13:12 (none) daemon.debug syslog: ATCPOLL: No Data
9 Y2 B  s) A! Q+ a! JJan  1 00:13:17 (none) daemon.debug syslog: ATCPOLL: No Data
Jan  1 00:13:21 (none) daemon.crit syslog: Clear IP addresses.  PPP connection DOWN.
Jan  1 00:13:22 (none) daemon.crit syslog: Clear IP addresses.  Connection DOWN.
, h/ U5 N$ w: g% A% ~6 cJan  1 00:13:23 (none) daemon.debug syslog: ATCPOLL: No Data
: ~: f& n* E$ d. ^0 t# AJan  1 00:13:26 (none) daemon.notice syslog: PPP: Start to connect ...
/ M# H/ X* Q& M5 E2 M/ |( \Jan  1 00:13:26 (none) daemon.crit syslog: PPP server detected.
: n" A! L3 K! g5 Z; Q/ g) cJan  1 00:13:26 (none) daemon.crit syslog: PPP session established.
Jan  1 00:13:26 (none) daemon.crit syslog: PPP LCP UP.
1 y9 b! }3 F0 Q+ I( E+ u  qJan  1 00:13:27 (none) daemon.crit syslog: Received valid IP address from server.  Connection UP.
Jan  1 00:13:30 (none) daemon.debug syslog: ATCPOLL: No Data
Jan  1 00:13:32 (none) daemon.debug syslog: ATCPOLL: No Data
# S9 r% E3 x$ F/ Y1 fJan  1 00:13:37 (none) daemon.debug syslog: ATCPOLL: No Data
- ]. `$ }) H: O- T8 \: `Jan  1 00:13:42 (none) daemon.debug syslog: ATCPOLL: No Data
Jan  1 00:13:47 (none) daemon.debug syslog: ATCPOLL: No Data
大神给诊断下
3 w- T8 K3 d( [2 T) ~( ]这个ATCPOLL是个啥玩意儿
- t! T) B: ?# _" ?