We were using ASA-5520-K9 with ASA-SSM-AIP-20-K9 but recently found some hardware problem in our running ASA. Now cisco want to replace with ASA-5520-K8. can any one please advise me what features we will miss or get.
They are exactly the same hardware. It's the license that makes it K9 which you can request from the licensing team at Cisco.
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