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Exxtreme Switch IOS upgradation

Exxtreme Switch IOS upgradation

Alok_Shukla
New Contributor III
I am having extreme switch summitX-16.1.1.4.x can we directly upgrade to Extreme summitX-21.1?

During upgradation how much downtime is enough to upgradation?
5 REPLIES 5

Nick_Yakimenko
New Contributor II
If you have a contract and your hardware supports 21xx
GTM-P2G8KFN