walt Allora niente
Edit:
linea cattiva
--- 1.1.1.1 ping statistics ---
10000 packets transmitted, 9989 received, 0.11% packet loss, time 10713ms
rtt min/avg/max/mdev = 6.607/8.295/13.309/0.255 ms, pipe 35
linea buona:
--- 1.1.1.1 ping statistics ---
10000 packets transmitted, 9997 received, 0.03% packet loss, time 10880ms
rtt min/avg/max/mdev = 9.550/11.794/18.338/0.349 ms, pipe 59
Entrambi sono ottenuti con sudo ping -i 0.001 -l 50 -c 10000 1.1.1.1
Per @walt: con un OTDR si vedrebbe il problema?