-n     Numeric output only.  No attempt will be made to lookup symbolic
              names for host addresses.
       -c count
              Stop  after  sending  count  ECHO_REQUEST packets. With deadline
              option, ping waits for count ECHO_REPLY packets, until the time‐
              out expires.
       -l preload
              If  preload is specified, ping sends that many packets not wait‐
              ing for reply.  Only the super-user may select preload more than
              3.