电信光猫是桥接模式，用了2周多的tplink-xdr3030，今天开始突然间接性断网，只有重启路由器才能连接上，期间路由器自己重连是没有用的，请教一下这是什么问题。

路由器自己重连就提示已断开（网络异常）。
路由器的lan口和dhcp服务也没有和光猫冲突


路由器的日志也没有什么有用的消息：
0days, 00:43:46, PPP: PPP0 link check failed
0days, 00:43:46, PPP: [LCP]PPP TX TERMINATION_REQUEST
0days, 00:43:46, CE: 0 wanIP changed.
0days, 00:43:46, DHCPS: dhcpv6 server stop!
0days, 00:43:46, PPPOE: PPPOE0 TX PADT[session=c893]
0days, 00:44:08, PPPOE: Standard authentication
0days, 00:44:08, PPPOE: PPPOE0 TX PADT[session=c893]
0days, 00:44:08, PPPOE: PPPOE0 TX PADI
0days, 00:44:13, PPPOE: PPPOE0 TX PADI
0days, 00:44:18, PPPOE: PPPOE0 TX PADI
0days, 00:44:23, PPPOE: PPPOE0 TX PADI
0days, 00:44:29, PPPOE: PPPoE0 RX PADO failed
0days, 00:44:30, PPPOE: PPPOE0 TX PADT[session=c893]
0days, 00:44:52, PPPOE: Standard authentication
0days, 00:44:52, PPPOE: PPPOE0 TX PADT[session=c893]
0days, 00:44:52, PPPOE: PPPOE0 TX PADI
0days, 00:44:57, PPPOE: PPPOE0 TX PADI
0days, 00:45:02, PPPOE: PPPOE0 TX PADI
0days, 00:45:07, PPPOE: PPPOE0 TX PADI
0days, 00:45:12, PPPOE: PPPoE0 RX PADO failed
0days, 00:45:13, PPPOE: PPPOE0 TX PADT[session=c893]
0days, 00:45:34, PPPOE: Standard authentication
0days, 00:45:34, PPPOE: PPPOE0 TX PADT[session=c893]
0days, 00:45:34, PPPOE: PPPOE0 TX PADI
0days, 00:45:39, PPPOE: PPPOE0 TX PADI
0days, 00:45:44, PPPOE: PPPOE0 TX PADI
0days, 00:45:49, PPPOE: PPPOE0 TX PADI
0days, 00:45:54, PPPOE: PPPoE0 RX PADO failed
0days, 00:45:55, PPPOE: PPPOE0 TX PADT[session=c893]
0days, 00:46:16, PPPOE: Standard authentication
0days, 00:46:16, PPPOE: PPPOE0 TX PADT[session=c893]
0days, 00:46:16, PPPOE: PPPOE0 TX PADI
0days, 00:46:21, PPPOE: PPPOE0 TX PADI
0days, 00:46:26, PPPOE: PPPOE0 TX PADI
0days, 00:46:31, PPPOE: PPPOE0 TX PADI
0days, 00:46:36, PPPOE: PPPoE0 RX PADO failed
0days, 00:46:37, PPPOE: PPPOE0 TX PADT[session=c893]