This site is all about network monitoring tools, and it would be strange if I didn’t talk about Simple Network Management Protocol. After all, SNMP was the backbone of monitoring for a long, long time. Even today, it is still very much in use for monitoring, but the question is for how long? Let’s find … Read more
Zabbix server is installable on any Linux distribution, but in this tutorial, I will show you how to install latest Zabbix 7.0 LTS release on Debian 12 _(bookworm) or 11 (Bullseye). Zabbix is 100% free open-source ultimate enterprise-level software designed for monitoring availability and performance of IT infrastructure components. You can read a case-study about Zabbix … Read more
Have you encountered an HTTP error 500 on the Zabbix frontend when trying to open the Hosts or Latest Data view? Or perhaps you’ve checked the HTTPD log file (/var/log/httpd/error_log) and discovered the ‘PHP Fatal error: Allowed memory size exhausted,’ which looks like this: [Sat Sep 02 22:42:21.712989 2023] [proxy_fcgi:error] [pid 1071899:tid 1071942] [client 185.240.17.53:35755] … Read more
Adding MIB to Zabbix, or importing if you prefer that term, is a fairly simple process. You just need to download and copy the SNMP MIB and its dependent MIBs to the correct Linux directory location and restart the Zabbix server afterwards. If you are not sure which MIB you need to import, just check … Read more
Here, on the BestMonitoringTools.com you can download almost any SNMP MIB file from any vendors (Cisco, Juniper, HP, Mikrotik, Palo Alto, CheckPoint, Aruba, Fortinet/FortiGate, Synology, ZTE, VMware, etc.) and you can view 15000+ valid SNMP MIB files. Wait, but why another MIB browser/collection? Well, I have never been completely satisfied with the online SNMP MIB … Read more
In this guide I will show you how to configure SNMPv3 on Cisco IOS, IOS-XE, IOS-XR based routers and switches, ASA firewalls and Nexus switches (OS-NX) with examples. SNMP, which stands for Simple Network Management Protocol, is a communication protocol that allows discovery, monitoring, and configuration of SNMP compatible devices that are connected to the … Read more
In this tutorial, we will learn all that there is about Raspberry Pi SNMP Monitoring. I will show you step by step how to install, configure and enable an SNMP agent (server) on Raspberry Pi. And how to extend the capabilities of the SNMP agent so that you can monitor new parameters like the temperature … Read more
Databases are the achilles’ heel of Zabbix! If not properly configured, they can lead to major problems! But, don’t worry; it’s your lucky day! In this tutorial, I will share with you the my MySQL / MariaDB configuration that I’ve fine-tuned over the years. You’re welcome! There is good guide on Zabbix blog about MySQL … Read more
In this tutorial, we will learn step-by-step how to install, optimize and configure Zabbix Proxy 6.0 LTS or 6.4 standard release on Debian 11 (Bullseye). Zabbix proxy is a service that can collect performance and availability data from the end devices on behalf of the Zabbix server. You can use Zabbix proxy to monitor remote locations behind the firewall … Read more
In this tutorial, I will show you how to install Zabbix agent (Linux) on Ubuntu, CentOS, RHEL, Debian, Rasbian (Raspberry Pi) and how to monitor Linux server with Zabbix monitoring system. You can use this guide to install Zabbix Agent 5.0 or 6.0 LTS version on almost any popular Linux distributions: Ubuntu 20.04 LTS (Focal), … Read more