sudo timeout 20 tcpdump -ni enp2s0 -X udp port 19100 and greater 40 tcpdump: verbose output suppressed, use -v[v]... for full protocol decode listening on enp2s0, link-type EN10MB (Ethernet), snapshot length 262144 bytes 15:04:03.873532 IP 192.168.86.42.56615 > 192.168.86.40.19100: UDP, length 33 0x0000: 4500 003d 7cf9 0000 8011 9013 c0a8 562a E..=|.........V* 0x0010: c0a8 5628 dd27 4a9c 0029 b746 0100 0000 ..V(.'J..).F.... 0x0020: 001a 62a1 6800 ffff 00fe fefe fefd fdfd ..b.h........... 0x0030: fd12 3456 78a9 4c1d 43f6 4b12 a5 ..4Vx.L.C.K.. 15:04:03.873755 IP 192.168.86.40.19100 > 192.168.86.42.56615: UDP, length 33 0x0000: 4500 003d 39e7 4000 4011 d325 c0a8 5628 E..=9.@.@..%..V( 0x0010: c0a8 562a 4a9c dd27 0029 2dde 1c00 0000 ..V*J..'.)-..... 0x0020: 001a 62a1 68bc 2c05 3086 6ce9 4200 ffff ..b.h.,.0.l.B... 0x0030: 00fe fefe fefd fdfd fd12 3456 78 ..........4Vx 15:04:08.875168 IP 192.168.86.42.56615 > 192.168.86.40.19100: UDP, length 33 0x0000: 4500 003d 7d87 0000 8011 8f85 c0a8 562a E..=}.........V* 0x0010: c0a8 5628 dd27 4a9c 0029 2e33 0100 0000 ..V(.'J..).3.... 0x0020: 001a 62b4 f100 ffff 00fe fefe fefd fdfd ..b............. 0x0030: fd12 3456 78a9 4c1d 43f6 4b12 a5 ..4Vx.L.C.K.. 15:04:08.875339 IP 192.168.86.40.19100 > 192.168.86.42.56615: UDP, length 33 0x0000: 4500 003d 3b59 4000 4011 d1b3 c0a8 5628 E..=;Y@.@.....V( 0x0010: c0a8 562a 4a9c dd27 0029 2dde 1c00 0000 ..V*J..'.)-..... 0x0020: 001a 62b4 f1bc 2c05 3086 6ce9 4200 ffff ..b...,.0.l.B... 0x0030: 00fe fefe fefd fdfd fd12 3456 78 ..........4Vx 15:04:13.879151 IP 192.168.86.42.56615 > 192.168.86.40.19100: UDP, length 33 0x0000: 4500 003d 7e16 0000 8011 8ef6 c0a8 562a E..=~.........V* 0x0010: c0a8 5628 dd27 4a9c 0029 a21f 0100 0000 ..V(.'J..)...... 0x0020: 001a 62c8 7d00 ffff 00fe fefe fefd fdfd ..b.}........... 0x0030: fd12 3456 78a9 4c1d 43f6 4b12 a5 ..4Vx.L.C.K.. 15:04:13.879285 IP 192.168.86.40.19100 > 192.168.86.42.56615: UDP, length 33 0x0000: 4500 003d 3e53 4000 4011 ceb9 c0a8 5628 E..=>S@.@.....V( 0x0010: c0a8 562a 4a9c dd27 0029 2dde 1c00 0000 ..V*J..'.)-..... 0x0020: 001a 62c8 7dbc 2c05 3086 6ce9 4200 ffff ..b.}.,.0.l.B... 0x0030: 00fe fefe fefd fdfd fd12 3456 78 ..........4Vx 15:04:18.881583 IP 192.168.86.42.56615 > 192.168.86.40.19100: UDP, length 33 0x0000: 4500 003d 7ea5 0000 8011 8e67 c0a8 562a E..=~......g..V* 0x0010: c0a8 5628 dd27 4a9c 0029 170c 0100 0000 ..V(.'J..)...... 0x0020: 001a 62dc 0800 ffff 00fe fefe fefd fdfd ..b............. 0x0030: fd12 3456 78a9 4c1d 43f6 4b12 a5 ..4Vx.L.C.K.. 15:04:18.881820 IP 192.168.86.40.19100 > 192.168.86.42.56615: UDP, length 33 0x0000: 4500 003d 412f 4000 4011 cbdd c0a8 5628 E..=A/@.@.....V( 0x0010: c0a8 562a 4a9c dd27 0029 2dde 1c00 0000 ..V*J..'.)-..... 0x0020: 001a 62dc 08bc 2c05 3086 6ce9 4200 ffff ..b...,.0.l.B... 0x0030: 00fe fefe fefd fdfd fd12 3456 78 ..........4Vx