Zte MF861 - Enable DMZ

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To add a new Port filtering rule:
Input the detail information in the MAC/IP/Port Filtering Settings area and click
Apply to save the rule.
To delete a Port filtering rule:
Select a rule in Current MAC/IP/Port filtering rules in system area
and click Delete > Yes to delete it.
Enable DMZ
In a DMZ (demilitarized zone) network configuration, a computer runs outside the
firewall in the DMZ. This computer intercepts incoming Internet traffic, providing
an extra layer of protection for the rest of the network.
To enable DMZ and designate a computer to screen incoming traffic:
1. On the AT&T USB Modem configuration page.
2. Click Settings > Firewall > DMZ.
3. Select Enable next to DMZ Settings.
4. Click Apply.