|NS-500-UPG-A||NetScreen-500 Baseline to Advanced Upgrade License|
|NS-500-VSYS||0 to 25 NetScreen-500 Virtual Systems Upgrade|
|NS-500-VSYS-10||5 to 10 NetScreen-500 Virtual System Upgrade|
|NS-500-VSYS-25||10 to 25 NetScreen-500 Virtual Systems Upgrade|
|NS-500-VSYS-5||0 to 5 NetScreen-500 Virtual System Upgrade|
The Juniper NS500 is a purpose-built, high-performance security system designed to provide a flexible solution to medium and large enterprise central sites and service providers. The NetScreen-500 security system integrates firewall, VPN, high availability, integrated networking capabilities, and traffic management functionality in a low-profile, modular chassis.