Firewall
6211-A2-ZB21-60 6211-I2 ADSL2+ Router User’s Guide 55
Firewall
For security reasons, firewall options can be configured only from the LAN
side of the router.

IP Filtering – Outgoing

The outgoing filter will block the traffic from the LAN side to the WAN side.
Click on Add to create filters.
Figure 42: IP Filtering – Outgoing Filter Setup