Upgrading to Cisco ISE 1.4

ISE 1.4 was released on the 6th May 2015, this release in my opinion is a minor release. Unlike ISE 1.3 which introduced some big features, namely the Internal Certificate Authority, this release unfortunately doesn’t go as far.

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Cisco WLC and AP upgrade process

Recently I was required to upgrade a Cisco WLC from an older version of code to the latest ED code base, so that the client could leverage the newer feature sets offered. However the challenge was that the client had close to 100 APs all registered to one WLC 5508 controller over multiple sites and the maintenance window for the outage could be no longer 1 hour. Continue reading “Cisco WLC and AP upgrade process”