คำอธิบาย
RK-S21-URL1-3LSZ URL Filtering for SmartZone (orderable with SZ 3.6 and above releases) – support is included
SmartZone URL Filtering 3 year subscription renewal for 1 AP [3 Years Subscription]
SmartZone URL Filtering 3 year subscription renewal for 1 AP [3 Years Subscription]
