I will give an example of setting up blackhole routes in Netplan.
Continue reading “How to add a blackhole route in Netplan”Category Archives: Linux
Setting up Firewall in Proxmox
I will give an example of enabling and configuring the Firewall in Proxmox. By default, the Firewall is disabled and there are open ports, for example: SSH, 111, 3128, 8006.
Continue reading “Setting up Firewall in Proxmox”How to restrict access to the Proxmox WEB interface
I will give an example of restricting access to the Proxmox web interface on port 8006.
Continue reading “How to restrict access to the Proxmox WEB interface”Key ‘x’ doesn’t exist in table ‘x’
Once after updating the ABillS billing system, when opening the Maintenance>Hardware>PON menu and selecting a device, an SQL error occurred:
Upgrade from Ubuntu 20.04 to 22.04 using “do-release-upgrade” command
For example, I will upgrade Ubuntu Server 20.04 to version 22.04.
Bird log rotation
I will give an example of the Bird log rotation script, since by default it was not in Ubuntu 18 and in neighboring versions too.
Moving Nextcloud to another server
For example, I will transfer Nextcloud from one Linux server to another and change the domain.
Migrating from Quagga to Bird
For example, I will give a simple example of migrating from Quagga to Bird, that is, how can you install Quagga and Bird at the same time on the same server, and switch between them.
Continue reading “Migrating from Quagga to Bird”iPerf Mulicast
I will show an example of running iPerf to test network bandwidth using UDP Multicast.
Continue reading “iPerf Mulicast”How to translate SNMP MIB to OID
In this article, I will show an example of how to translate SNMP MIB to OID.
Continue reading “How to translate SNMP MIB to OID”