I will describe the steps in steps:Continue reading “D-Link DIR-620 Firmware Update”
Visa – The main currency is the US dollar.
MasterCard – the main currency can be the US dollar and Euro.
I will describe the steps you need to take to update the firmware of the D-Link DCS-910 camera:Continue reading “D-Link DCS-910 Firmware Update”
Once on a Cisco Catalyst 6509-E, I noticed that the SYSTEM LED on the WS-SUP720-3BXL is lit red.Continue reading “Red SYSTEM LED on SW-SUP720-3BXL”
On the test, I will use the D-Link DGS-3100-24TG rev.A2 switch with firmware 3.60.44 and Boot PROM v.1.0.1.05.Continue reading “D-Link DGS-3100 firmware update”
I updated the firmware once in the TP-LINK TL-WR741ND V2 router with OpenWrt | Kamikaze (r25068).
Standard root login without a password. The user has set some kind of password, so I had to hold the reset for 15 seconds while the router was turned on in order to reset the settings.
For example, update the MySQL server from version 5.5 to 5.7.
Before performing an update, it is imperative that you make backup copies of all databases, including the standard ones.
Once, after the power was turned off, the UPS was discharged, then the generator automatic start did not work because it turned on and off several times, as a result, the server with MySQL was also started and disconnected from the power supply several times, later the tables of different databases were damaged , including the default database with mysql users, as a result, the MySQL daemon did not start.Continue reading “Recovering MySQL InnoDB after power failure”
InnoDB log file size – the size of the transaction log files that are needed to cancel transactions and restore the database in case of failure.Continue reading “Changing InnoDB log file size in MySQL”
Suppose Bind9 logs are written to the /var/log/named/ directory, have the .log extension and so that the disk space does not overflow with logs, configure logrotate.Continue reading “Logrotate Bind9”