ZyXEL Communications VPN Series Handbook page 793

www.zyxel.com
URL Threat Filter
If client traffic is blocked by URL Threat Filter, website will unable to access to will
display it.
URL Threat Filter Log
What Can Go Wrong
1. Must make sure IP/FDQN format in Block List file. Otherwise system will stop to
import data into system.
2. Must make sure your HTTP server is reachable from device.
3. If destination server working in HTTPS, Block page may only display
certificate error.
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