SA4500 (SA4500) Secure Access 4500 Base System		SA4500-ADD-500U (SA4500-ADD-500U) Add 500 simultaneous users to SA 4500
SA4500-CRYPTO (SA4500-CRYPTO) SSL Acceleration Module for SA4500		SA4500-IVS (SA4500-IVS) Instant Virtual Systems for SA 4500
SA4500-MTG (SA4500-MTG) Enables the number of concurrent meeting users licensed on the box up to 100 users/50 meetings on single unit at 200 users/100 meetings in cluster		SA4500-ADD-50U (SA4500-ADD-50U) Add 50 simultaneous users to SA 4500
SA4500-ADD-250U (SA4500-ADD-250U) Add 250 simultaneous users to SA 4500		UNIV-CRYPTO (UNIV-CRYPTO) Cryptographic Processor Add-On for SA4500.
SA4500-ADD-100U (SA4500-ADD-100U) Add 100 simultaneous users to SA 4500		SA4500-ICE (SA4500-ICE) In Case of Emergency License for SA 4500
SA4500-LAB (SA4500-LAB) SA 4500 Lab Unit License (10 simultaneous users, all features)		SA4500-ADD-1000U (SA4500-ADD-1000U) Add 1000 simultaneous users to SA 4500