Hi Chris, Stefan mean, that You did not apply some family inet filter (input and output) on interfaces!
Check this examples for Juniper routers: http://www.splintered.net/sw/flow-tools/docs/flow-tools-examples.html --- Yev. Stephen Leacock<http://www.brainyquote.com/quotes/authors/s/stephen_leacock.html> - "I detest life-insurance agents: they always argue that I shall some day die, which is not so." 2009/9/3 Chris Kawchuk <[email protected]> > Hi There, > > sampling { > input { > family inet { > rate 1; > run-length 1; > max-packets-per-second 65535; > } > > This part has me worried. It says, Sample every packet, and the next packet > too. You might want to try this instead for sakes of clairity: > > sampling { > input { > family inet { > rate 10; > run-length 9; > max-packets-per-second 65535; > } > > This says "Sample every 10 packets, and the next 9 after it" (meaning 100%) > of the packets). > > Also: > > max-packets-per-second 65535; > > You may be running into (1) A limitation of pps, or (2) if you're doing > RE-Based netflow sampling, there is a limit of 7000 packets per second (in > order not to overflow the internal traffic/conuncations pathways between the > DPC card and the RE on the MX). > > See > http://www.juniper.net/techpubs/software/junos/junos94/swconfig-policy/configuring-traffic-sampling.html > > Regards, > > - Chris. > (Heh, it's nice to see someone using my template!) =) > > > > On 2009-09-03, at 5:54 AM, Servet wrote: > > >> >> Hi Guys >> >> i have a problem with juniper netflow traffic values, i think there is no >> problem about the config and flow-analyser. If i use a cisco device, the >> results of snmp polls and results of the flow-analyser are similar >> But in juniper; i get 180 mbit/s traffic value with SNMP requests from my >> juniper MX-960 router, but netflow says me it is 120mbit. Also my sampling >> rate is 1. >> You can see config below, do you have any idea? why i can't get similar >> results from snmp and netflow >> Kind regards >> >> >> >> sampling { >> input { >> family inet { >> rate 1; >> run-length 1; >> max-packets-per-second 65535; >> } >> } >> output { >> cflowd x.x.x.x { >> port 9996; >> version 5; >> autonomous-system-type origin; >> } >> flow-inactive-timeout 600; >> flow-active-timeout 60; >> interface sp-4/1/0 { >> source-address y.y.y.y; >> } >> } >> } >> _______________________________________________ >> juniper-nsp mailing list [email protected] >> https://puck.nether.net/mailman/listinfo/juniper-nsp >> > > _______________________________________________ > juniper-nsp mailing list [email protected] > https://puck.nether.net/mailman/listinfo/juniper-nsp > _______________________________________________ juniper-nsp mailing list [email protected] https://puck.nether.net/mailman/listinfo/juniper-nsp
