日志如下：
Sep 9 00:06:02 OpenWrt user.notice root: Get WAN IP address...
Sep 9 00:06:03 OpenWrt user.notice root: Get WAN IP address...
Sep 9 00:06:04 OpenWrt user.notice root: Get WAN IP address...
Sep 9 00:06:05 OpenWrt user.notice root: Get WAN IP address...
Sep 9 00:06:06 OpenWrt user.notice root: Get WAN IP address...
Sep 9 00:06:07 OpenWrt user.notice root: Get WAN IP address...
Sep 9 00:06:08 OpenWrt user.notice root: Get WAN IP address...
Sep 9 00:06:09 OpenWrt user.notice root: Get WAN IP address...
Sep 9 00:06:10 OpenWrt user.notice root: Get WAN IP address...
Sep 9 00:06:11 OpenWrt user.notice root: Get WAN IP address...
Sep 9 00:06:12 OpenWrt user.notice root: Get WAN IP address...
Sep 9 00:06:13 OpenWrt user.notice root: Get WAN IP address...
Sep 9 00:06:14 OpenWrt user.notice root: Get WAN IP address...
Sep 9 00:06:15 OpenWrt user.notice root: Get WAN IP address...
Sep 9 00:06:16 OpenWrt user.notice root: Get WAN IP address...
Sep 9 00:06:16 OpenWrt daemon.warn pppd[12241]: Timeout waiting for PADO packets
Sep 9 00:06:16 OpenWrt daemon.err pppd[12241]: Unable to complete PPPoE Discovery
Sep 9 00:06:16 OpenWrt daemon.info pppd[12241]: Exit.
Sep 9 00:06:16 OpenWrt daemon.notice netifd: Interface 'wan' is now down
Sep 9 00:06:16 OpenWrt kern.notice kernel: [ 1531.110116] eth1: stopped
Sep 9 00:06:16 OpenWrt kern.notice kernel: [ 1531.113864] eth1: link up
Sep 9 00:06:16 OpenWrt kern.notice kernel: [ 1531.116523] eth1: started
Sep 9 00:06:17 OpenWrt daemon.info pppd[12350]: Plugin rp-pppoe.so loaded.
Sep 9 00:06:17 OpenWrt daemon.info pppd[12350]: RP-PPPoE plugin version 3.8p compiled against pppd 2.4.5
Sep 9 00:06:17 OpenWrt daemon.notice pppd[12350]: pppd 2.4.5 started by root, uid 0