We have a RV345 router.
The internet sometimes disconnect. I was check router log, it shows below.
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2021-Jul-09, 09:28:05 PST warning network dnsmasq: ignoring invalid line in lease database: TL-SG108E 01:d8:0d:17:63:5a:5c ...
2021-Jul-09, 09:28:05 PSTwarning network dnsmasq: ignoring invalid line in lease database, bad address: 1625925168
2021-Jul-09, 09:28:05 PST warning network dnsmasq: ignoring invalid line in lease database, bad address: 1625924955
2021-Jul-09, 09:28:05 PST warning network dnsmasq: Last message 'ignoring invalid lin' repeated 1 times, supressed by syslog-ng on SURREY
2021-Jul-09, 09:28:05 PST warning network dnsmasq: ignoring invalid line in lease database, bad address: 1625930533
2021-Jul-09, 09:28:05 PST warning network dnsmasq: Last message 'ignoring invalid lin' repeated 1 times, supressed by syslog-ng on SURREY
2021-Jul-09, 09:28:05 PST warning network dnsmasq: ignoring invalid line in lease database, bad address: 1625930532
2021-Jul-09, 09:28:05 PST warning network dnsmasq: Last message 'ignoring invalid lin' repeated 3 times, supressed by syslog-ng on SURREY
2021-Jul-09, 09:28:05 PST warning network dnsmasq: ignoring invalid line in lease database, bad address: 1625930530
2021-Jul-09, 09:28:05 PST warning network dnsmasq: ignoring invalid line in lease database, bad address: 1625930523
2021-Jul-09, 09:28:05 PST warning network dnsmasq: ignoring invalid line in lease database, bad address: 1625930516
2021-Jul-09, 09:28:05 PST error network dnsmasq: failed to allocate -1 bytes
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what is a problem ? and how do I solve it ?