D-Link DFL-CPG310 Product Manual - Page 422
Table 85: Packet Sniffer Fields, Filter String Syntax
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Using Diagnostic Tools Table 85: Packet Sniffer Fields In this field... Do this... Interface Select the interface from which to collect packets. The list includes the primary Internet connection, the NetDefend firewall ports, and all defined networks. Filter String Type the filter string to use for filtering the captured packets. Only packets that match the filter condition will be saved. For a list of basic filter strings elements, see Filter String Syntax on page 407. For detailed information on filter syntax, go to http://www.tcpdump.org/tcpdump_man.html. Note: Do not enclose the filter string in quotation marks. If you do not specify a filter string, Packet Sniffer will save all packets on the selected interface. Capture only traffic Select this option to capture incoming and outgoing packets for this to/from this gateway gateway only. If this option is not selected, Packet Sniffer will collect packets for all traffic on the interface. 406 D-Link NetDefend firewall User Guide
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