CloudVision Chats Ep.3 - Evolution of software upgrades: MLAG ISSU

Welcome to CloudVision Chats Episode 3! In this episode we welcome Corey to demystify the process of software upgrades, a necessary evil for every network engineer. Corey, known for his extensive experience in upgrades, discusses the evolution and utility of Arista's MLAG ISSU, particularly in campus offerings. The episode includes a demo of an MLAG ISSU upgrade, an overview of bug and CVE mitigation, and a look at the software management studio, highlights the benefits of preloading images to streamline the upgrade process and more. Timestamps: 0:00 - Intro 0:58 - Key takeaways from the last episode 1:34 - Arista's MLAG ISSU 2:42 - Campus offerings 4:21 - Upgrade order for switch types 6:13 - MLAG ISSU demo 7:16 - Bug and CVEs overview 8:41 - Compliance view 9:22 - How to fix CVEs 10:47 - Software management studio 11:34 - Device filtering 13:13 - New maintenance version notification 13:52 - MLAG ISSU reboot 14:44 - Preloading images 15:57 - Benefits of preloading images 17:09 - Change control and MLAG ISSU template 19:08 - Ticketing system correlation 20:08 - Topology changes during upgrade 22:16 - Closing thoughts CloudVision Help Center: https://www.arista.io/help/articles/ Custom Change Control actions repository: https://github.com/aristanetworks/clo... Follow Arista Networks on Twitter/X: https://x.com/AristaNetworks Follow Arista Networks on LinkedIn:   / arista-networks-inc   Follow Arista Community Central on LinkedIn:   / 10026162   Arista Community Central: https://arista.my.site.com/AristaComm... About Arista Networks Arista Networks is an industry leader in data-driven, client-to-cloud networking for large data center, campus, and routing environments. Arista’s award-winning platforms deliver availability, agility, automation, analytics, and security through an advanced network operating stack. Arista was founded by industry luminaries Andy Bechtolsheim, Ken Duda, and David Cheriton, launched in 2008, and is led by CEO Jayshree Ullal. Its seasoned leadership team is globally recognized as respected leaders and visionaries with a rich and extensive history in networking and innovation. The company went public in June 2014, is listed with NYSE (ANET), and has over 8,000+ cloud customers worldwide. https://www.arista.com/ #Arista #CloudVision #Telemetry #Automation #MLAGISSU #softwareupgradesmadeeasy