- 易迪拓培训,专注于微波、射频、天线设计工程师的培养
使用路由器作流量检测的几个手段
二、netflow
1、配置方法
router (config-if)#ip route-cache flow
router (config)#ip flow-export destination 172.17.246.225 9996
router (config)#ip flow-export version 5
Optional configuration
router (config)#ip flow-export source loopback 0
router (config)#ip flow-cache entries <1024-524288>
router (config)#ip flow-cache timeout
sh ip cache flow
IP packet size distribution (132429191 total packets):
1-32 64 96 128 160 192 224 256 288 320 352 384 416 448 480
.000 .191 .024 .009 .010 .006 .005 .008 .003 .005 .003 .003 .002 .001 .001
512 544 576 1024 1536 2048 2560 3072 3584 4096 4608
.001 .002 .107 .032 .578 .000 .000 .000 .000 .000 .000
IP Flow Switching Cache, 278544 bytes
33 active, 4063 inactive, 7975259 added
104834714 ager polls, 0 flow alloc failures
Active flows timeout in 30 minutes
Inactive flows timeout in 15 seconds
last clearing of statistics never
Protocol Total Flows Packets Bytes Packets Active(Sec) Idle(Sec)
-------- Flows /Sec /Flow /Pkt /Sec /Flow /Flow
TCP-Telnet 25378 0.0 12 652 0.0 22.9 15.2
TCP-FTP 432435 0.1 4 59 0.4 1.2 2.7
TCP-FTPD 28670 0.0 212 1397 1.4 8.2 1.6
TCP-WWW 4682530 1.0 15 927 16.4 2.4 4.6
来源:互联网
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