Unless you are explicitly logging to file, the log you are looking at is only kept in memory, as such once the router reboots, historical log is lost.
Regards. Faisal Imtiaz Snappy Internet & Telecom 7266 SW 48 Street Miami, FL 33155 Tel: 305 663 5518 x 232 Help-desk: (305)663-5518 Option 2 or Email: supp...@snappytelecom.net > From: "Brough Turner via Mikrotik-users" <mikrotik-users@wispa.org> > To: "Mikrotik Users" <mikrotik-users@wispa.org> > Sent: Thursday, March 2, 2017 2:11:07 PM > Subject: [Mikrotik Users] Cloud Core Router reboot with no log entries??? > At 12:24 today, one of our core routers appears to have had a brief outage. > It's > upstream of our monitoring server so initially everything looked like a > disaster, but upon further examination, the outage lasted less than 30 seconds > and the 11 VPN sessions at the monitoring server were all back up in less than > 37 seconds. Looking at the monitoring server and each of the devices upstream > of the monitoring server, all had uptimes of >143 days, except the gateway > router, a CCR1036. > Strangely, the uptime on the CCR1036 suggests it rebooted at 12:24 today, but > there is nothing in its log. How can we have a 30 second service outage and > have the router's uptime reset with no log entries? On a router reboot, we > normally have dozens of log entries before the router is up, has the correct > time and is behaving normally. > Here's a Winbox view of date, time, uptime and the log. Any ideas? Am I > missing > something obvious? > > Thanks, > Brough > Brough Turner > netBlazr Inc. – Free your Broadband! > Mobile: 617-285-0433 Skype: brough > netBlazr Inc. | Google+ | Twitter | LinkedIn | Facebook | Blog | Personal > website > _______________________________________________ > Mikrotik-users mailing list > Mikrotik-users@wispa.org > http://lists.wispa.org/mailman/listinfo/mikrotik-users
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