Test 3 (t3) was improved to produce better formatted output.
cegw vcan0 0.0.0.0:10701 127.0.0.1:10702 127.0.0.1:10503&
JOBC=$!
-t0 vcan0 127.0.0.1:10501 127.0.0.1:10502 10 && kill $JOBA &
-t0 vcan0 127.0.0.1:10601 127.0.0.1:10602 10 && kill $JOBB &
-t0 vcan0 127.0.0.1:10701 127.0.0.1:10702 10 && kill $JOBC &
+A=`t0 vcan0 127.0.0.1:10501 127.0.0.1:10502 10` && kill $JOBA && echo $A &
+B=`t0 vcan0 127.0.0.1:10601 127.0.0.1:10602 10` && kill $JOBB && echo $B &
+C=`t0 vcan0 127.0.0.1:10701 127.0.0.1:10702 10` && kill $JOBC && echo $C &