IpTraf
From LQWiki
IpTraf allows you to analyze your network traffic regarding package size, protocol (e.g. IP, TCP and UDP), port and network interface.
Contents
Start it
Start IpTraf with the command
iptraf
Screenshots
Analysis by protocol
This shows how iptraf details the packages displayed by protocol.
IPTraf ┌ Statistics for eth1 ──────────────────────────────────────────────────────────────────────────────┐ │ │ │ Total Total Incoming Incoming Outgoing Outgoing │ │ Packets Bytes Packets Bytes Packets Bytes │ │ Total: 414404 387289K 135158 10516386 279246 376773K │ │ IP: 414404 381487K 135158 8623974 279246 372863K │ │ TCP: 414145 381460K 135029 8606095 279116 372854K │ │ UDP: 259 27006 129 17879 130 9127 │ │ ICMP: 0 0 0 0 0 0 │ │ Other IP: 0 0 0 0 0 0 │ │ Non-IP: 0 0 0 0 0 0 │ │ │ │ │ │ Total rates: 16490.4 kbits/sec Broadcast packets: 0 │ │ 2190.0 packets/sec Broadcast bytes: 0 │ │ │ │ Incoming rates: 431.2 kbits/sec │ │ 709.0 packets/sec │ │ IP checksum errors: 0 │ │ Outgoing rates: 16059.2 kbits/sec │ │ 1481.0 packets/sec │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ └ Elapsed time: 0:03 ─────────────────────────────────────────────────────────────────────────────┘ X-exit
Analysis by package size
IPTraf ┌ Packet Distribution by Size ──────────────────────────────────────────────────────────────────────┐ │ │ │ Packet size brackets for interface eth1 │ │ │ │ │ │ Packet Size (bytes) Count Packet Size (bytes) Count │ │ 1 to 75: 46398 751 to 825: 612 │ │ 76 to 150: 13891 826 to 900: 530 │ │ 151 to 225: 831 901 to 975: 585 │ │ 226 to 300: 717 976 to 1050: 746 │ │ 301 to 375: 563 1051 to 1125: 694 │ │ 376 to 450: 535 1126 to 1200: 622 │ │ 451 to 525: 749 1201 to 1275: 634 │ │ 526 to 600: 2132 1276 to 1350: 650 │ │ 601 to 675: 569 1351 to 1425: 709 │ │ 676 to 750: 455 1426 to 1500+: 92661 │ │ │ │ │ │ Interface MTU is 1500 bytes, not counting the data-link header │ │ Maximum packet size is the MTU plus the data-link header length │ │ Packet size computations include data-link headers, if any │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ └ Elapsed time: 0:01 ─────────────────────────────────────────────────────────────────────────────┘ X-exit
