Hey all, Here's my most recent experience with adding a new switch member to an existing stack. In my case, I added a MS210 to a switch stack in production. The switches were running the 12.x firmware and I followed these steps: Claimed new switch in Meraki Org Powered on new switch with an ethernet uplink inserted Made sure it checked into the Meraki dashboard and upgraded to the same firmware version as existing switch stack Powered off new switch member Broke the existing stack ring and re-cabled with new switch member Powered on new switch Once the new switch regain cloud connectivity, I manually added the switch to the stack, and I was done During my experience, I saw ~3 dropped ping packets when the new switch first powered on with the stack cables installed. I am sure everyones' experience is a little different depending on hardware models and firmware versions, but mine was very positive.
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