PING www.arl.arizona.edu (23.185.0.4) 56(84) bytes of data.
64 bytes from 23.185.0.4 (23.185.0.4): icmp_seq=1 ttl=61 time=4.40 ms
64 bytes from 23.185.0.4 (23.185.0.4): icmp_seq=2 ttl=61 time=4.04 ms
64 bytes from 23.185.0.4 (23.185.0.4): icmp_seq=3 ttl=61 time=3.88 ms

--- www.arl.arizona.edu ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2002ms
rtt min/avg/max/mdev = 3.882/4.112/4.407/0.219 ms