Ntop - Template len mismatch

Installed Ntop, enabled netflow data collection (UDP port 2055)…
Running MT v3.30

Seeing a bunch of these in the messages file:

Mar 2 09:57:43 radius ntop[15251]: WARNING Template len mismatch [tot_len=45][flow_len=52]
Mar 2 09:58:12 radius last message repeated 3 times
Mar 2 09:58:16 radius ntop[15251]: WARNING Template len mismatch [tot_len=619][flow_len=636]

Searched the forum. Threads seemed to die out last May?

Has this been fixed? Does anyone have more info?

Thanks,
Jim

what NetFlow version? v5 was fixed in early ROS v4.x, AFAIR

Um, v3.30? Is the netflow version different than the ROS? How can I determine if different?

ROS can export in three NetFlow formats: v1, v5 and v9 =) which one do you use?

9 I believe.

Should I be using 5 instead?

I configured my routers to send version 5 netflows and the error messages have stopped.

there should be another warning, about sequence id =) it was fixed in v4.x (somewhere around v4.6, I believe)

yes, if you need ipv4, for now it’s better to use NFv5. when I’ll have time, I’ll study v9 output - there still were probably some ‘features’. but the good news is that NFv9 has an RFC, so it will be easier to proove that something is wrong with ROS =)

trafic flow verstion 9 does it work

could some one help me add main mikrotik server to ntop as it seems right but not all info comes up

tryed v5 and 9

must i add something in ntop ???
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as i dont seem to get all ip info from it im running at 5 meg of data but not dont show it

this is all the traffic from mikrotik but on ntop i get no ip info or usage
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afair, somebody posted that NFv9 sends zero packet count - seems like you see it in ‘Discarded Packets’

write to support@ =)

even in other versions not just V9


V5 also

is this a bug in V5 ROS?

for NFv5 you have rejects with ‘zero packets’ reason?.. that’s strange… I just checked one of my routers (v5.0) - NFv5 data seems correct

i get this on v5

04/19/11 12:00:18 WARNING RRD: rrd_update(\Program Files\OPENXTRA\NTopWin32\rrd\interfaces_Device_NPF_{8A53A32E-4821-4C65-BA9A-1D93D9F45D74}\hosts\192\168\84\18\totContactedSentPeers.rrd) error: illegal attempt to update using time 1303207216 when last update time is 1303207216 (minimum one second step)
04/19/11 12:00:18 WARNING RRD: rrd_update(\Program Files\OPENXTRA\NTopWin32\rrd\interfaces_Device_NPF_{8A53A32E-4821-4C65-BA9A-1D93D9F45D74}\hosts\192\168\84\18\totContactedRcvdPeers.rrd) error: illegal attempt to update using time 1303207216 when last update time is 1303207216 (minimum one second step)
04/19/11 12:00:18 WARNING RRD: rrd_update(\Program Files\OPENXTRA\NTopWin32\rrd\interfaces_Device_NPF_{8A53A32E-4821-4C65-BA9A-1D93D9F45D74}\hosts\192\168\84\1\pktSent.rrd) error: illegal attempt to update using time 1303207216 when last update time is 1303207216 (minimum one second step)
04/19/11 12:00:18 WARNING RRD: rrd_update(\Program Files\OPENXTRA\NTopWin32\rrd\interfaces_Device_NPF_{8A53A32E-4821-4C65-BA9A-1D93D9F45D74}\hosts\192\168\84\1\pktRcvd.rrd) error: illegal attempt to update using time 1303207216 when last update time is 1303207216 (minimum one second step)
04/19/11 12:00:18 WARNING RRD: rrd_update(\Program Files\OPENXTRA\NTopWin32\rrd\interfaces_Device_NPF_{8A53A32E-4821-4C65-BA9A-1D93D9F45D74}\hosts\192\168\84\1\bytesSent.rrd) error: illegal attempt to update using time 1303207216 when last update time is 1303207216 (minimum one second step)
04/19/11 12:00:18 WARNING RRD: rrd_update(\Program Files\OPENXTRA\NTopWin32\rrd\interfaces_Device_NPF_{8A53A32E-4821-4C65-BA9A-1D93D9F45D74}\hosts\192\168\84\1\bytesRcvd.rrd) error: illegal attempt to update using time 1303207216 when last update time is 1303207216 (minimum one second step)
04/19/11 12:00:18 WARNING RRD: rrd_update(\Program Files\OPENXTRA\NTopWin32\rrd\interfaces_Device_NPF_{8A53A32E-4821-4C65-BA9A-1D93D9F45D74}\hosts\192\168\84\1\pktBroadcastSent.rrd) error: illegal attempt to update using time 1303207216 when last update time is 1303207216 (minimum one second step)
04/19/11 12:00:18 WARNING RRD: rrd_update(\Program Files\OPENXTRA\NTopWin32\rrd\interfaces_Device_NPF_{8A53A32E-4821-4C65-BA9A-1D93D9F45D74}\hosts\192\168\84\1\bytesBroadcastSent.rrd) error: illegal attempt to update using time 1303207216 when last update time is 1303207216 (minimum one second step)
04/19/11 12:00:18 WARNING RRD: rrd_update(\Program Files\OPENXTRA\NTopWin32\rrd\interfaces_Device_NPF_{8A53A32E-4821-4C65-BA9A-1D93D9F45D74}\hosts\192\168\84\1\arp_rarpSent.rrd) error: illegal attempt to update using time 1303207216 when last update time is 1303207216 (minimum one second step)
04/19/11 12:00:18 WARNING RRD: rrd_update(\Program Files\OPENXTRA\NTopWin32\rrd\interfaces_Device_NPF_{8A53A32E-4821-4C65-BA9A-1D93D9F45D74}\hosts\192\168\84\1\arp_rarpRcvd.rrd) error: illegal attempt to update using time 1303207216 when last update time is 1303207216 (minimum one second step)
04/19/11 12:00:18 WARNING RRD: rrd_update(\Program Files\OPENXTRA\NTopWin32\rrd\interfaces_Device_NPF_{8A53A32E-4821-4C65-BA9A-1D93D9F45D74}\hosts\192\168\84\1\totContactedSentPeers.rrd) error: illegal attempt to update using time 1303207216 when last update time is 1303207216 (minimum one second step)
04/19/11 12:00:18 WARNING RRD: rrd_update(\Program Files\OPENXTRA\NTopWin32\rrd\interfaces_Device_NPF_{8A53A32E-4821-4C65-BA9A-1D93D9F45D74}\hosts\192\168\84\1\totContactedRcvdPeers.rrd) error: illegal attempt to update using time 1303207216 when last update time is 1303207216 (minimum one second step)
04/19/11 12:00:18 WARNING RRD: rrd_update(\Program Files\OPENXTRA\NTopWin32\rrd\interfaces_Device_NPF_{8A53A32E-4821-4C65-BA9A-1D93D9F45D74}\hosts\192\168\84\3\pktSent.rrd) error: illegal attempt to update using time 1303207216 when last update time is 1303207216 (minimum one second step)
04/19/11 12:00:18 WARNING RRD: rrd_update(\Program Files\OPENXTRA\NTopWin32\rrd\interfaces_Device_NPF_{8A53A32E-4821-4C65-BA9A-1D93D9F45D74}\hosts\192\168\84\3\bytesSent.rrd) error: illegal attempt to update using time 1303207216 when last update time is 1303207216 (minimum one second step)
04/19/11 12:00:18 WARNING RRD: rrd_update(\Program Files\OPENXTRA\NTopWin32\rrd\interfaces_Device_NPF_{8A53A32E-4821-4C65-BA9A-1D93D9F45D74}\hosts\192\168\84\3\pktBroadcastSent.rrd) error: illegal attempt to update using time 1303207216 when last update time is 1303207216 (minimum one second step)
04/19/11 12:00:19 WARNING RRD: rrd_update(\Program Files\OPENXTRA\NTopWin32\rrd\interfaces_Device_NPF_{8A53A32E-4821-4C65-BA9A-1D93D9F45D74}\hosts\192\168\84\3\bytesBroadcastSent.rrd) error: illegal attempt to update using time 1303207216 when last update time is 1303207216 (minimum one second step)
04/19/11 12:00:19 WARNING RRD: rrd_update(\Program Files\OPENXTRA\NTopWin32\rrd\interfaces_Device_NPF_{8A53A32E-4821-4C65-BA9A-1D93D9F45D74}\hosts\192\168\84\3\arp_rarpSent.rrd) error: illegal attempt to update using time 1303207216 when last update time is 1303207216 (minimum one second step)
04/19/11 12:00:19 WARNING RRD: rrd_update(\Program Files\OPENXTRA\NTopWin32\rrd\interfaces_Device_NPF_{8A53A32E-4821-4C65-BA9A-1D93D9F45D74}\hosts\192\168\84\3\totContactedSentPeers.rrd) error: illegal attempt to update using time 1303207216 when last update time is 1303207216 (minimum one second step)
04/19/11 12:00:20 WARNING RRD: rrd_update(\Program Files\OPENXTRA\NTopWin32\rrd\interfaces_Device_NPF_{8A53A32E-4821-4C65-BA9A-1D93D9F45D74}\hosts\192\168\84\49\arp_rarpSent.rrd) error: illegal attempt to update using time 1303207219 when last update time is 1303207219 (minimum one second step)
04/19/11 12:00:20 WARNING RRD: rrd_update(\Program Files\OPENXTRA\NTopWin32\rrd\interfaces_Device_NPF_{8A53A32E-4821-4C65-BA9A-1D93D9F45D74}\hosts\192\168\84\49\arp_rarpRcvd.rrd) error: illegal attempt to update using time 1303207219 when last update time is 1303207219 (minimum one second step)
04/19/11 12:00:20 WARNING RRD: rrd_update(\Program Files\OPENXTRA\NTopWin32\rrd\interfaces_Device_NPF_{8A53A32E-4821-4C65-BA9A-1D93D9F45D74}\hosts\192\168\84\49\totContactedSentPeers.rrd) error: illegal attempt to update using time 1303207219 when last update time is 1303207219 (minimum one second step)
04/19/11 12:00:20 WARNING RRD: rrd_update(\Program Files\OPENXTRA\NTopWin32\rrd\interfaces_Device_NPF_{8A53A32E-4821-4C65-BA9A-1D93D9F45D74}\hosts\192\168\84\49\totContactedRcvdPeers.rrd) error: illegal attempt to update using time 1303207219 when last update time is 1303207219 (minimum one second step)
04/19/11 13:03:58 NETFLOW: Created a UDP socket (131872)

can it be a config error on ntop

you use ntop also?

no, we don’t use Ntop

check Google %) maybe http://comments.gmane.org/gmane.comp.monitoring.ganglia.devel/134