Tools 11. Running Prometheus Exporters on Dis-aggregated Data Center Switches (Cisco NX-OS, NVIDIA Cumulus Linux, Arista EOS) Anton KarneliukAutomationAugust 1, 2022 Hello my friend, Monitoring is a key component of any IT and network systems, as it gives us possibility to know what is going on in those systems. That is important at least for two reasons: Observing actual status of … Continue reading
Automaton 11. Data Models for NVIDIA Cumulus 5.0. Collecting Config and Operational Data via REST API with Ansible. Anton KarneliukAutomationJanuary 30, 2022 Hello my friend, Right before the New Year we have posted an article, where we introduced a new approach to … Continue reading
Automation 8. Overview and Getting Started with Model-Driven Automation in Cumulus Linux 5.0 Anton KarneliukAutomationDecember 28, 2021 Hello my friend, yes, we are nerds. Despite the Christmas holidays we continue working and delivering value. After all, Guido … Continue reading
Bash 1. Automating Troubleshooting (Cumulus) Linux Networking Anton KarneliukCode EXpress (CEX)July 17, 2021 Hello my friend, Very often at our zero-to-hero network automation training we are asked, what is the benefit of Bash? … Continue reading
Network Analysis 2. Analysing Network Configuration Consistency (Sanity check, BGP, Routes) with Batfish for Cisco, Arista, and Cumulus Anton KarneliukNetworkingJune 27, 2021 Hello my friend, In the previous blogpost we’ve introduced the Batfish and how to set it up. Today we’ll take … Continue reading
Network Analysis 1. Setting up and Getting Started with Batfish in Multivendor Network with Cisco, Arista, and Cumulus. Anton KarneliukNetworkingJune 21, 2021 Hello my friend, The new year we start with a new topic, which is a configuration analysis of the multivendor … Continue reading
SEC 4. Complete guide for integrating Nokia, Arista, Cumulus, as well as CentOS and Raspberry PI Linux in your own PKI Anton KarneliukNetworkingMarch 3, 2021 Hello my friend, In one of the previous blogposts we have share the details how you can build the containerised … Continue reading
Installing FTP client (or any other Linux tool) on Cumulus Linux Anton KarneliukNetworkingNovember 9, 2020 Hello my friend, Recently I’ve been engage in some troubleshooting with Cumulus and was looking for the way, how can … Continue reading
Podcast with Cumulus on Infrastructure-as-a-code in real life. Anton KarneliukVideoDecember 17, 2019 Hello my friend, I had an honour to be invited to Cumulus Linux podcast, where we had quite an interesting … Continue reading
SEC 2. Data plane and control plane protection in the networking (Nokia, Cisco and Mellanox/Cumulus) for IPv6. Anton KarneliukNetworkingNovember 7, 2019 Hello my friend, After the release of the previous article outlining the data and control plane security for IPv4 in … Continue reading2
SEC 1. Data plane and control plane protection in the networking (Nokia, Cisco and Mellanox/Cumulus) for IPv4. Anton KarneliukNetworkingOctober 14, 2019 Hello my friend, This is the third article where we use the Mellanox SN 2010 running Cumulus Linux. And today … Continue reading2