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
" b$ U" d- A/ d, NJan  1 00:12:57 (none) daemon.debug syslog: ATCPOLL: No Data
* B' N3 Q; e6 ?  g& dJan  1 00:13:02 (none) daemon.debug syslog: ATCPOLL: No Data
* r* N; t, v; d8 b4 uJan  1 00:13:07 (none) daemon.debug syslog: ATCPOLL: No Data
Jan  1 00:13:12 (none) daemon.debug syslog: ATCPOLL: No Data
0 z# c/ F7 ^  Q3 qJan  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.
Jan  1 00:13:23 (none) daemon.debug syslog: ATCPOLL: No Data
' {0 c3 U( Y% \$ MJan  1 00:13:26 (none) daemon.notice syslog: PPP: Start to connect ...
Jan  1 00:13:26 (none) daemon.crit syslog: PPP server detected.
Jan  1 00:13:26 (none) daemon.crit syslog: PPP session established.
% c- |2 s" u" Q4 jJan  1 00:13:26 (none) daemon.crit syslog: PPP LCP UP.
2 P2 D  B6 z  ?0 B8 `2 r2 C% 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
6 K& c( q! n% G$ b9 ]5 lJan  1 00:13:32 (none) daemon.debug syslog: ATCPOLL: No Data
$ j9 {4 `0 `- LJan  1 00:13:37 (none) daemon.debug syslog: ATCPOLL: No Data
Jan  1 00:13:42 (none) daemon.debug syslog: ATCPOLL: No Data
/ _; }2 N: C4 `  J* T7 sJan  1 00:13:47 (none) daemon.debug syslog: ATCPOLL: No Data
" s* Z- R3 y6 j大神给诊断下
这个ATCPOLL是个啥玩意儿