Flow Lengths in the Internet
from cic nets’ Chicago hub
IP Flow Switching Cache, 16384 active flows, 0 inactive
132159644 added, 124468367 replaced, 4892577 timed out, 2782316 invalidated
statistics cleared 270640 seconds ago
Protocol Total Flows Packets Bytes Packets Active(Sec) Idle(Sec)
-------- Flows /Sec /Flow /Pkt /Sec /Flow /Flow
TCP-Telnet 5222464 19.2 40 89 785.3 32.9 17.3
TCP-FTP 2087345 7.7 6 87 47.9 7.3 22.7
TCP-FTPD 1275958 4.7 95 390 449.5 21.9 23.6
TCP-WWW 83916123 310.0 9 304 2944.5 5.4 20.9
TCP-SMTP 14106833 52.1 8 173 448.9 6.4 21.6
TCP-X 94849 0.3 81 176 28.6 24.1 17.8
TCP-other 16095661 59.4 38 274 2290.8 20.9 21.5
UDP-TFTP 339 0.0 1 207 0.0 2.3 21.0
UDP-other 5059444 18.6 11 217 208.4 9.4 26.0
ICMP 4201689 15.5 2 83 46.0 5.2 26.8
IGMP 39809 0.1 30 398 4.4 48.2 29.4
IPINIP 9431 0.0 1808 254 63.0 147.1 18.6
GRE 32811 0.1 594 204 72.0 62.1 18.8
IP-other 909 0.0 3 223 0.0 1.2 31.8
Total: 132143665 488.2 15 260 7389.7 0.0 0.0