ATEL V810 Series
V810A Data User Manual
V6.1, January 3, 2023
Port Filtering
l Applications
The default applications have “Email (POP3, IMAP, SMTP)”, “FTP”, “HTTP”, “HTTPS” and
“Telnet”. If port filtering is on, only traffic from selected applications can access the Internet.
Note that DNS is always allowed.
l Custom Applications
Click “Add a Custom Application” to define your own applications, and then turn them on
or off as needed. To define an application, you need to know the outgoing ports used by
application.