ORiNOCO® Access Points Installation and Management Guide ...

Device Configuration Using Web Interface3.8.4 TCP/UDP Port FiltersPort-based filtering enables you to control wireless user access to network services by selectively blocking TCP/UDP protocolsthrough the device. A user specifies a Protocol Name, Port Number, Port Type (TCP, UDP, or TCP/UDP), and filtering interfaces(Only Wireless, Only Ethernet or Both) in order to block access to services such as Telnet and FTP, and traffic such as NETBIOSand HTTP.For example, a device with the following configuration would discard frames received on its ethernet interface with a UDPdestination port number of 137, effectively blocking NETBIOS Name Service packets.ProtocolNamePortNumberPortTypeFilterInterfaceEntry Status(Enable/Disable)NETBIOSName Service137 UDP Ethernet EnableTo configure TCP/UDP Port Filters, do the following:1. Navigate to CONFIGURATION > Filters > TCP/UDP Port Filters. The TCP / UDP Port Filters screen appears.Figure 3-44 TCP/UDP Port Filters2. Filter Control: Specifies the Filter Control feature on the device. By default, it is disabled. To configure, select Enableor Disable from the drop down menu.3. Click OK, to save the configured parametersORiNOCO® AP-800 and AP-8000 Installation and Management Guide 85