Some more info: - the connect time is random: # logread | grep "Connect time" Wed Apr 22 16:42:18 2020 daemon.info pppd[7960]: Connect time 1742.8 minutes. Wed Apr 22 19:13:03 2020 daemon.info pppd[9563]: Connect time 150.7 minutes. Thu Apr 23 09:38:31 2020 daemon.info pppd[9884]: Connect time 865.5 minutes. - the assigned IP address is different on each connection - logs On Thu, 23 Apr 2020 at 00:00, James Carlson <carlsonj@xxxxxxxxxxxxxxx> wrote: > > On 2020-04-22 13:45, David Balažic wrote: > > Hi! > > > > I have a router running openwrt connected to a GPON ONT, running a > > PPPoE connection (hw details below). > > This looks to be (possibly) a PPPoE failure, though there's nothing > interesting in the log messages provided. If there were an interesting > log message, it would almost certainly come somewhere (perhaps even > *minutes*) before that initial "Modem hangup" message. Nothing there: Thu Apr 23 08:59:02 2020 daemon.info hostapd: wlan0: STA 58:XX:XX:XX:XX:b9 IEEE 802.11: deauthenticated due to inactivity (timer DEAUTH/REMOVE) Thu Apr 23 09:38:31 2020 daemon.notice pppd[9884]: Modem hangup I'll try packet capture next. Regards, David