Side note: when you activate features on your ASA, the keys get written to a special hidden '.private' folder on the internal flash card. This is used pretty much just for SMARTNET. VPN, Security Plus, etc.) Show Inv Will give you the serial number of the ASA chassis (this is the SN that should be on the outside sticker as well). This is used for licensed features of the ASA. Show Ver Will give you you the serial number of the PCB. All opinions stated are those of the poster only, and do not reflect the opinion of Cisco Systems Inc., or its affiliates. But which of the two is the proper one? In the asdm, the S/N shows up as the show ver one.Įmperor Battle For Dune Windows 7 64 Bit Download there. The back of the ASA shows a S/N # that is the same as the show inv command. I try show inv and i get a different serial number compared to the show ver command.