Cisco netflow

R1#configure terminal

R1(config)#interface f0/0

R1(config-if)#ip address 192.168.52.1 255.255.255.0
R1(config-if)#no shutdown

R1(config-if)#exit

R1(config)#ip flow-export version 5
R1(config)#ip flow-export destination 192.168.52.128 2055
R1(config)#inte f0/0

R1(config-if)#ip route-cache flow
R1(config-if)#exit
R1(config)#exit

R1#show ip cache flow

IP packet size distribution (54 total packets):
   1-32   64   96  128  160  192  224  256  288  320  352  384  416  448  480
   .000 .740 .222 .000 .000 .000 .000 .000 .000 .000 .037 .000 .000 .000 .000

    512  544  576 1024 1536 2048 2560 3072 3584 4096 4608
   .000 .000 .000 .000 .000 .000 .000 .000 .000 .000 .000

IP Flow Switching Cache, 4456704 bytes
  0 active, 65536 inactive, 17 added
  278 ager polls, 0 flow alloc failures
  Active flows timeout in 30 minutes
  Inactive flows timeout in 15 seconds
IP Sub Flow Cache, 533256 bytes
  0 active, 16384 inactive, 17 added, 17 added to flow
  0 alloc failures, 0 force free
  1 chunk, 1 chunk added
  last clearing of statistics never
Protocol         Total    Flows   Packets Bytes  Packets Active(Sec) Idle(Sec)
--------         Flows     /Sec     /Flow  /Pkt     /Sec     /Flow     /Flow
UDP-other       12      0.0         2    81      0.0       0.6      15.4
ICMP               1      0.0         1    48      0.0       0.0      15.8
IGMP               4      0.0         5    40      0.0       0.2      15.6
Total:              17      0.0         3    64      0.0       0.4      15.4

http://cyuu.tistory.com/entry/Cisco-NetflowIOS-%EC%84%A4%EC%A0%95%EA%B3%BC-flowcapture-%EB%A5%BC-%EC%9D%B4%EC%9A%A9%ED%95%9C-%EB%B6%84%EC%84%9D

http://blog.pages.kr/198