Automation 13. Real-life Example of a Python Automation for a Network Audit with Nornir and Scrapli Anton KarneliukAutomationMarch 27, 2022 Hello my friend, Today we are going to discuss a real-life experience, how network automation helped us to save a lot of time and significantly improve a quality of the medium size data centre. You will learn about the problem, … Continue reading
Automation 9. Comparing data collection with NAPALM and OpenConfig/YANG over NETCONF in Python for Cisco IOS XR and Arista EOS Anton KarneliukAutomationJanuary 16, 2022 Hello my friend, We hope you have aa good festive period, celebrated Christmas and New Year with your family and … Continue reading
pygnmi 13. Easy and Reliable Change Validation with pyGNMI and dictdiffer by CERN Anton KarneliukNetworkingDecember 5, 2021 Hello my friend, One of the import aspects of the reliable change management is to know for sure, which operational … Continue reading
Exams 1. Cisco Certified DevNet Expert Lab Exam Overview Anton KarneliukVideoNovember 28, 2021 Hello my friend, Recently Cisco has finally announced the expert level certification in their automation and software development track named … Continue reading
pygnmi 12. pyGNMI CLI to Explore GNMI Capabilities of the Network Devices Anton KarneliukNetworkingNovember 14, 2021 Hello my friend, For a a while we were silent about pyGNMI; however, it doesn’t mean that the project is … 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
pygnmi 8. Securing the gNMI connectivity with self-signed certificates. Anton KarneliukNetworkingMarch 12, 2021 Hello my friend, Continuing our explanation of the pyGNMI, we’ll take a loon into the security aspect of the tool. … Continue reading
DC. Part 16. Microsoft Azure SONiC on the Mellanox switches in data centre (with Cisco XR an Nokia SR OS for inter-OP). Anton KarneliukNetworkingDecember 23, 2019 Hello my friend, The Christmas and New Year is coming, so it is typically the time to think about the … Continue reading3
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