Net research NetProbe 2000 - Page 173

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• IP – define source and destination IP address.
• MASK – set bit mask to indicate which parts of IP address are available for
examination. A 255 octet means that the equivalent octet in IP address must mach
exactly. 0 means that the equivalent octet doesn’t matter.
• Protocol – higher layer protocol (0-255).
• TOS – Type Of Service (0x00 – 0xFF).
• TTL – Time To Live (0-255).
To activate L4 filter select UDP or TCP protocol. Note that to enable L4 filter IP filter have to
be enabled first. The filter provides following rules:
• Port src. – set UDP/TCP source port value (0-65535).
• Port dst. – set UDP/TCP destination port value (0-65535).