One day Zabbix told me that there is not enough free space on the /boot partition on one server
Continue reading “Solution Free disk space is less than 5% on volume /boot”Category Archives: Linux
Zabbix trigger during business hours
In this article, I will give an example of creating triggers in Zabbix that can only fire at certain times, and not always.
Continue reading “Zabbix trigger during business hours”Solution Registration failed due to STUN server (DNS resolving or connection) error (59) Zoiper
Once I installed the Zoiper application on the iPhone to connect to the telephony server and found an error:
Continue reading “Solution Registration failed due to STUN server (DNS resolving or connection) error (59) Zoiper”Installing Jenkins on Ubuntu
For example, I will install Jenkins on Ubuntu 20.04
Continue reading “Installing Jenkins on Ubuntu”Setting up SIP Trunk in Asterisk from Kyivstar
I will give an example of setting up a SIP Trunk in Asterisk from Kyivstar. Once it was necessary to increase the number of incoming lines, at first I used Goip4 gateways and 6 Kyivstar SIM cards, but when all the lines were busy, the clients could not get through, even hear the answering machine / voice menu, so I signed a contract for SIP Trunk with the Kyivstar manager.
Continue reading “Setting up SIP Trunk in Asterisk from Kyivstar”How to change file date in linux
Once on one TFTP server, to which my scripts downloaded backups from network equipment, it was necessary to clean up files older than 200 days so that the disk system memory does not overflow, I used the command to clean up:
Continue reading “How to change file date in linux”ABillS. Mass shaping of speed in case of accidents
In this article, I will give an example of how you can massively reduce the speed of users in the ABillS billing system.
Continue reading “ABillS. Mass shaping of speed in case of accidents”Checkbox setup (software PPO) in ABillS
I will give an example of setting up a software PPO Checkbox in the ABillS billing system.
Continue reading “Checkbox setup (software PPO) in ABillS”Solution “SMTPUTF8 is required, but was not offered by host”
Once on one mail server I noticed a message delivery error:
Continue reading “Solution “SMTPUTF8 is required, but was not offered by host””Undelivered Mail Returned to Sender
SMTPUTF8 is required, but was not offered by host
NextCloud. Background jobs via cron
I will give an example of configuring the execution of NextCloud background jobs via Cron, which will work stably in contrast to AJAX background jobs.
Continue reading “NextCloud. Background jobs via cron”