It uses a simple file format for the dumps which is described in (5). The dumped packets can be sent out again with sendiso(1).

-c, --channels=CHANNELS

Sets the channels to listen on. CHANNELS can be either a single number, in which case this is the only channel to listen on, or a range of channels in the form X-Y. Channel numbers can range from 0 to 63. You can give this option multiple times, new channels are added to the list of already set channels. Defaults to all channels.

-p, --port=PORT

Choose port PORT for receiving. A port is a 1394 card or chip and represents one connected bus, therefore this is only relevant when you have multiple of these. Defaults to 0.

-h, --help

Show help text and exit.