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U.S. Robotics SureConnect ADSL Ethernet/USB Router User Guide
Dest Net
Mask
Subnet Mask for the data’s network destination. Options range
from /12 (255.240.0.0) to /32 (255.255.255.255).
Source Port Transport layer source port. Options range from 0 to 65,535.
Protocol IP protocols to be filtered. Options are: Any (all), TCP, UDP,
ICMP, AH, ESP.
TCP Flags Filtering of the TCP Flags that control session setup and
termination. Options are: None, urg (Urgent), ack
(acknowledgment), psh (push), rst (reset), syn (synchronize), fin
(finished).
After you complete your configuration, proceed to the Basic Menu and enter 8. The Save &
Reboot Menu appears. From this menu, save your changes and reboot the router.
● List Firewall Policies. Enter 2 at the Policies Menu. The List Firewall Policies Menu
appears. This menu displays implemented firewall policies. Press <ENTER> to see the
next page in the list.
● Delete Firewall Policies. Enter 3 at the Policies Menu. The Delete Firewall Policies Menu
appears. This menu allows you to delete Firewall policies.
Main Menu=>Advanced=>Firewall=>Firewall Policies=>
Action
Enter 2 at the Firewall Policies Menu. The Action Menu appears. This menu allows you to add,
list, or delete firewall actions.
● Add Firewall Action. Enter 1 at the Action Menu. The Firewall Action Add Menu appears.
To add a firewall action, set the following parameters…
Firewall Action Parameters
Policy Term Definition
Interface Name Name of the Interface to apply the parameter to.
Direction Specifies whether the action applies to incoming, outgoing, or
both incoming and outgoing traffic. Options are Any, In, and
Out.
FW Action How the system handles packets. Your sub-options include…
Allow Permits packets to enter or leave the system.
Reset
Forces the TCP connection to reset
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