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I want to update my Catalyst router 8200L which is operate current version 17.9.5a Cupertino. So my question is Which software version is stable to being use for upgrading and Does it impact the service or not during upgrade.
Thanks for your comment, But in case if we want to update which version is recommend as checked I saw the version 17.15.5 is the recommended one. Else I main thing I want to know is it impact the service or not during upgrade? and How many minutes im...