Options:

zaping.sh server [mode=avg] [count=5] [interval=0.2]

   server      Server to ping, either ip or dns
   option      operational mode (default avg)
                 "loss" to get the percentage of lost pings in a range of pings
                 "min" to get the minimum time in a range of pings
                 "avg" to get the average time
                 "max" to get the max time
   count       How many times to ping when doing a range of pings
   interval    Interval between pings during a range.  Must be
           greater than 0.2 (only root can go less than 0.2)

Returns positive floating point number on success and -1 on failure