PING demo.elearninglab.org (195.176.55.90) 56(84) bytes of data.
64 bytes from quarzo9.usi.ch (195.176.55.90): icmp_seq=1 ttl=55 time=19.4 ms
64 bytes from quarzo9.usi.ch (195.176.55.90): icmp_seq=2 ttl=55 time=17.2 ms
64 bytes from quarzo9.usi.ch (195.176.55.90): icmp_seq=3 ttl=55 time=17.2 ms

--- demo.elearninglab.org ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2003ms
rtt min/avg/max/mdev = 17.240/17.989/19.454/1.035 ms