PING lydian.astro.ulg.ac.be (139.165.20.212) 56(84) bytes of data.
From chim4.gw.ulg.ac.be (193.190.252.14) icmp_seq=1 Destination Host Unreachable
From chim4.gw.ulg.ac.be (193.190.252.14) icmp_seq=2 Destination Host Unreachable
From chim4.gw.ulg.ac.be (193.190.252.14) icmp_seq=3 Destination Host Unreachable

--- lydian.astro.ulg.ac.be ping statistics ---
3 packets transmitted, 0 received, +3 errors, 100% packet loss, time 2015ms
pipe 3