Provided by: can-utils_2018.02.0-1ubuntu1_amd64 
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NAME
jspy - manual page for jspy 2018.02.0-1ubuntu1
SYNOPSIS
jspy [OPTION...] [[IFACE:][NAME|SA][,PGN]]
DESCRIPTION
jspy: An SAE J1939 spy utility
OPTIONS
-v, --verbose Increase verbosity -P, --promisc Run in promiscuous mode (= receive traffic not for this ECU) -b, --block=SIZE Use a receive buffer of SIZE (default 1024) -t, --time[=a|d|z|A] Show time: (a)bsolute, (d)elta, (z)ero, (A)bsolute w date