<M> salt:/root # tcpdump -i eth0 proto ICMP
tcpdump: verbose output suppressed, use -v or -vv for full protocol decode
listening on eth0, link-type EN10MB (Ethernet), capture size 224 bytes
12:16:57.220490 IP 10.10.20.219 > 10.10.50.4: ICMP echo request, id 62477, seq 0, length 64
12:16:58.206952 IP 10.10.20.219 > 10.10.50.4: ICMP echo request, id 62477, seq 1, length 64
12:16:59.212467 IP 10.10.20.219 > 10.10.50.4: ICMP echo request, id 62477, seq 2, length 64
12:17:00.213339 IP 10.10.20.219 > 10.10.50.4: ICMP echo request, id 62477, seq 3, length 64
12:17:00.213674 IP 10.10.50.4 > 10.10.20.219: ICMP echo reply, id 62477, seq 3, length 64
12:17:01.213562 IP 10.10.20.219 > 10.10.50.4: ICMP echo request, id 62477, seq 4, length 64
12:17:01.213800 IP 10.10.50.4 > 10.10.20.219: ICMP echo reply, id 62477, seq 4, length 64
12:17:02.215282 IP 10.10.20.219 > 10.10.50.4: ICMP echo request, id 62477, seq 5, length 64
12:17:02.215724 IP 10.10.50.4 > 10.10.20.219: ICMP echo reply, id 62477, seq 5, length 64
12:17:03.216104 IP 10.10.20.219 > 10.10.50.4: ICMP echo request, id 62477, seq 6, length 64
12:17:03.216339 IP 10.10.50.4 > 10.10.20.219: ICMP echo reply, id 62477, seq 6, length 64
12:17:04.232303 IP 10.10.20.219 > 10.10.50.4: ICMP echo request, id 62477, seq 7, length 64
12:17:04.232774 IP 10.10.50.4 > 10.10.20.219: ICMP echo reply, id 62477, seq 7, length 64
12:17:05.223040 IP 10.10.20.219 > 10.10.50.4: ICMP echo request, id 62477, seq 8, length 64
12:17:05.223418 IP 10.10.50.4 > 10.10.20.219: ICMP echo reply, id 62477, seq 8, length 64
12:17:06.218322 IP 10.10.20.219 > 10.10.50.4: ICMP echo request, id 62477, seq 9, length 64
12:17:06.218803 IP 10.10.50.4 > 10.10.20.219: ICMP echo reply, id 62477, seq 9, length 64
12:17:07.222737 IP 10.10.20.219 > 10.10.50.4: ICMP echo request, id 62477, seq 10, length 64
12:17:08.212627 IP 10.10.20.219 > 10.10.50.4: ICMP echo request, id 62477, seq 11, length 64
12:17:08.213087 IP 10.10.50.4 > 10.10.20.219: ICMP echo reply, id 62477, seq 11, length 64
12:17:09.212550 IP 10.10.20.219 > 10.10.50.4: ICMP echo request, id 62477, seq 12, length 64
12:17:09.212983 IP 10.10.50.4 > 10.10.20.219: ICMP echo reply, id 62477, seq 12, length 64
12:17:10.213224 IP 10.10.20.219 > 10.10.50.4: ICMP echo request, id 62477, seq 13, length 64
12:17:10.213639 IP 10.10.50.4 > 10.10.20.219: ICMP echo reply, id 62477, seq 13, length 64
12:17:11.215442 IP 10.10.20.219 > 10.10.50.4: ICMP echo request, id 62477, seq 14, length 64
12:17:11.215766 IP 10.10.50.4 > 10.10.20.219: ICMP echo reply, id 62477, seq 14, length 64
12:17:12.212123 IP 10.10.20.219 > 10.10.50.4: ICMP echo request, id 62477, seq 15, length 64
12:17:13.216038 IP 10.10.20.219 > 10.10.50.4: ICMP echo request, id 62477, seq 16, length 64
12:17:14.222200 IP 10.10.20.219 > 10.10.50.4: ICMP echo request, id 62477, seq 17, length 64
12:17:14.222431 IP 10.10.50.4 > 10.10.20.219: ICMP echo reply, id 62477, seq 17, length 64
12:17:15.222074 IP 10.10.20.219 > 10.10.50.4: ICMP echo request, id 62477, seq 18, length 64
12:17:16.222048 IP 10.10.20.219 > 10.10.50.4: ICMP echo request, id 62477, seq 19, length 64
12:17:16.222488 IP 10.10.50.4 > 10.10.20.219: ICMP echo reply, id 62477, seq 19, length 64
12:17:17.222371 IP 10.10.20.219 > 10.10.50.4: ICMP echo request, id 62477, seq 20, length 64
12:17:17.222621 IP 10.10.50.4 > 10.10.20.219: ICMP echo reply, id 62477, seq 20, length 64
12:17:18.231939 IP 10.10.20.219 > 10.10.50.4: ICMP echo request, id 62477, seq 21, length 64
12:17:18.232532 IP 10.10.50.4 > 10.10.20.219: ICMP echo reply, id 62477, seq 21, length 64
12:17:19.242041 IP 10.10.20.219 > 10.10.50.4: ICMP echo request, id 62477, seq 22, length 64
12:17:19.242414 IP 10.10.50.4 > 10.10.20.219: ICMP echo reply, id 62477, seq 22, length 64
12:17:20.261929 IP 10.10.20.219 > 10.10.50.4: ICMP echo request, id 62477, seq 23, length 64
12:17:20.262288 IP 10.10.50.4 > 10.10.20.219: ICMP echo reply, id 62477, seq 23, length 64
12:17:21.221866 IP 10.10.20.219 > 10.10.50.4: ICMP echo request, id 62477, seq 24, length 64
12:17:22.231880 IP 10.10.20.219 > 10.10.50.4: ICMP echo request, id 62477, seq 25, length 64
12:17:23.212526 IP 10.10.20.219 > 10.10.50.4: ICMP echo request, id 62477, seq 26, length 64
12:17:23.213011 IP 10.10.50.4 > 10.10.20.219: ICMP echo reply, id 62477, seq 26, length 64
12:17:24.222233 IP 10.10.20.219 > 10.10.50.4: ICMP echo request, id 62477, seq 27, length 64
12:17:24.222662 IP 10.10.50.4 > 10.10.20.219: ICMP echo reply, id 62477, seq 27, length 64
12:17:25.215620 IP 10.10.20.219 > 10.10.50.4: ICMP echo request, id 62477, seq 28, length 64
12:17:25.216049 IP 10.10.50.4 > 10.10.20.219: ICMP echo reply, id 62477, seq 28, length 64
12:17:26.215342 IP 10.10.20.219 > 10.10.50.4: ICMP echo request, id 62477, seq 29, length 64
12:17:27.246914 IP 10.10.20.219 > 10.10.50.4: ICMP echo request, id 62477, seq 30, length 64
12:17:27.247315 IP 10.10.50.4 > 10.10.20.219: ICMP echo reply, id 62477, seq 30, length 64