dftest (1) Linux Manual Page

dftest – Shows display filter byte-code, for debugging dfilter routines.

Synopsis

dftest [ <filter> ]

Description

dftest is a simple tool which compiles a display filter and shows its bytecode.

Options

filter

The display filter expression. If needed it has to be quoted.

Examples

Show how the IP protocol is filtered:

 dftest ip

Shows how frame 150 is filtered:

 dftest "frame.number == 150"

See Also

wireshark-filter(4)