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Vyacheslav Gapon – personal blog, manuals, articles, notes, development

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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.

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Posted byVyacheslav21.09.202321.09.2023Posted inLinux, VirtualizationTags: firewallLeave a comment on 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.

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Posted byVyacheslav13.09.202321.09.2023Posted inLinux, VirtualizationLeave a comment on 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:

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Posted byVyacheslav30.05.202330.05.2023Posted inABillS, MySQLTags: SQLLeave a comment on Key ‘x’ doesn’t exist in table ‘x’

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.

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Posted byVyacheslav20.04.202320.04.2023Posted inLinuxLeave a comment on Upgrade from Ubuntu 20.04 to 22.04 using “do-release-upgrade” command

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.

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Posted byVyacheslav14.04.202314.04.2023Posted inLinuxTags: bird, logrotateLeave a comment on Bird log rotation

Moving Nextcloud to another server

For example, I will transfer Nextcloud from one Linux server to another and change the domain.

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Posted byVyacheslav13.04.202314.04.2023Posted inLinuxTags: NextcloudLeave a comment on Moving Nextcloud to another server

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.

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Posted byVyacheslav11.04.202311.04.2023Posted inLinuxTags: BGP1 Comment on Migrating from Quagga to Bird

iPerf Mulicast

I will show an example of running iPerf to test network bandwidth using UDP Multicast.

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Posted byVyacheslav07.04.202307.04.2023Posted inLinux, NetworksTags: multicast, PerformanceLeave a comment on 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.

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Posted byVyacheslav03.04.2023Posted inLinux, MonitoringTags: SNMPLeave a comment on How to translate SNMP MIB to OID

Installing Asterisk from source

In this article, I will give an example of installing Asterisk from source code, for example, I needed it to install a new version of Asterisk on Ubuntu Server 22.04, since Asterisk 18 was installed from the default repository, and there were no modules I needed by default, such as Voicemail.

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Posted byVyacheslav22.02.202322.02.2023Posted inAsteriskLeave a comment on Installing Asterisk from source

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