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Vladislav Bartošík

BGP community-based peering policy - Part 2 - Customer services

Networking Featured

BGP community-based peering policy - Part 2 - Customer services

Scaling BGP with communities - Part 2. The customer services design and implementation.

BGP community-based peering policy - Part 1 - Principles

Networking Featured

BGP community-based peering policy - Part 1 - Principles

Concepts of scaling BGP with communities.

Cisco ISR1k platform licensing explained

Cisco ISR1k platform licensing explained

Article about choosing Cisco 1100 series router, explaining its license model and how to apply the licenses to the device.

How to upgrade Ubuntu 20.04 to Ubuntu 22.04 with LibreNMS monitoring

How to upgrade Ubuntu 20.04 to Ubuntu 22.04 with LibreNMS monitoring

As I am using LibreNMS to monitor my customer's networks, I like to keep everything updated as much as possible, using the LTS releases of Ubuntu server. One of the last servers I didn't yet upgrade to Ubuntu 22.04, is the LibreNMS central server and its two pollers. Intro

How to upgrade from PHP 7.x to 8.1 on Ubuntu 20.04 for LibreNMS

How to upgrade from PHP 7.x to 8.1 on Ubuntu 20.04 for LibreNMS

As I am using LibreNMS to monitor my customer's networks, I like to keep everything updated as much as possible. LibreNMS stopped updating itself, requiring PHP 8, ideally PHP 8.1. This upgrade is a simple task. However, to record how to do it, in case I need it in