Pour tester, il te faut tester des sites où tu pense avoir perdu des paquets, des pings vers ta box, des pings vers d’autres équipements internes.
Dans une fenetre terminal tu peux lancer un script pouyr afficher les infos de ta carte:
script (les lignes à 0 ne nous interessent pas):
#!/bin/bash
~# cat eth.sh
ethtool -S enp13s0 | grep -Ev '\s0$'
Tu rend ton script executable
chmod +x eth.sh
Et tu lances:
watch ./eth
Ca affiche toutes les deux secondes.
NIC statistics:
     InPackets: 544700
     InUCast: 531508
     InMCast: 10117
     InBCast: 3075
     OutPackets: 1485481
     OutUCast: 1485062
     OutMCast: 374
     OutBCast: 45
     InOctets: 585231284
     OutOctets: 2106848002
     InPacketsDma: 521548
     OutPacketsDma: 1485398
     InOctetsDma: 581539975
     OutOctetsDma: 2100850700
     Queue[0] InPackets: 157140
     Queue[0] Polls: 105468
     Queue[0] PageFlips: 21208
     Queue[0] PageReuses: 127348
     Queue[0] PageFrees: 8554
     Queue[0] OutPackets: 12997
     Queue[1] InPackets: 63965
     Queue[1] Polls: 39642
     Queue[1] PageFlips: 22210
     Queue[1] PageReuses: 29161
     Queue[1] PageFrees: 12562
     Queue[1] OutPackets: 32854
     Queue[2] InPackets: 38423
     Queue[2] Polls: 25402
     Queue[2] PageFlips: 8020
     Queue[2] PageReuses: 27806
     Queue[2] PageFrees: 2578
     Queue[2] OutPackets: 12249
     Queue[3] InPackets: 31890
     Queue[3] Polls: 35795
     Queue[3] PageFlips: 2871
     Queue[3] PageReuses: 28318
     Queue[3] PageFrees: 679
     Queue[3] OutPackets: 19568
     Queue[4] InPackets: 95244
     Queue[4] Polls: 30290
     Queue[4] PageFlips: 26396
     Queue[4] PageReuses: 57069
     Queue[4] PageFrees: 11769
     Queue[4] OutPackets: 13489
     Queue[5] InPackets: 78058
     Queue[5] Polls: 37037
     Queue[5] PageFlips: 20031
     Queue[5] PageReuses: 49099
     Queue[5] PageFrees: 8913
     Queue[5] OutPackets: 17133
     Queue[6] InPackets: 38180
     Queue[6] Polls: 38687
     Queue[6] PageFlips: 7415
     Queue[6] PageReuses: 28090
     Queue[6] PageFrees: 2649
     Queue[6] OutPackets: 25504
     Queue[7] InPackets: 18669
     Queue[7] Polls: 19700
     Queue[7] PageFlips: 4377
     Queue[7] PageReuses: 12715
     Queue[7] PageFrees: 1550
     Queue[7] OutPackets: 16411