User's Manual

AirStream 4000/4001 WiMAX CPE User Manual

8 Firewall Configuration

Click “Firewall configuration” on the left configuration tree. And then you have the access to Virtual Server and

IP Filtering Rules.

8.1 Virtual Server

Virtual Server function allows user to expose internal server to the Internet. The following configuration

can be used to expose certain server IP and port number to Internet and support DMZ functions. Three

traffic types (UDP, TCP, TCP&UDP) traffic types can also be specifed for virtual server mapping.

8.2 IP Filtering Rules

IP Filter capability provides user the filter out unwanted traffic for security management. Either black or white

rule can be specified for non-matching data traffic. The filtering rule can be created based protocol type, source

and destination IP and port ranges.

Note the IP filtering has a performance impact on the CPE processing capability. Therefore use is advised to