I'll take a crack at it.

-mel via cell

On Jun 12, 2010, at 12:29 PM, "Tomas Larsson" 
<[email protected]<mailto:[email protected]>> wrote:

Yes I have ideas, my thoughts are that warnings with no purpose, makes you 
missing the correct ones.
If I had the knowledge, I would happily contribute, but the lacks thereof, 
makes it quite impossible.

With Best regards
Tomas Larsson
Sweden
www.ebaman.com<http://www.ebaman.com>

Från: 
[email protected]<mailto:[email protected]> 
[mailto:[email protected]] För Burton Strauss III
Skickat: den 12 juni 2010 19:28
Till: <mailto:[email protected]> [email protected]<mailto:[email protected]>
Ämne: Re: [Ntop] Warning flags?

Read the man page and FAQ.  Search Google…

<http://www.mail-archive.com/[email protected]/msg07003.html>http://www.mail-archive.com/[email protected]/msg07003.html

"Q. What are High/Medium/Low risk flags
A. They are set in reportUtils.c based on fairly self-obvious functions:
      Medium: hasWrongNetmask()
      High: hasDuplicatedMac()
   Often seen if you are monitoring a backbone or common network (high)
   or if you have cloned MAC addresses for, say, a home Firewall box."

It sounds like you’ve got some good ideas for both documentation and/or 
changing the behavior of ntop.  It’s pretty simple: make ntop do what YOU want 
and submit the patch to Luca.  If it solves a general problem, then he’s always 
happy to have the help.

-----Burton

From: 
[email protected]<mailto:[email protected]> 
[mailto:[email protected]] On Behalf Of Tomas Larsson
Sent: Saturday, June 12, 2010 11:51 AM
To: <mailto:[email protected]> [email protected]<mailto:[email protected]>
Subject: Re: [Ntop] Warning flags?

Then an explanation why it thinks its an warning would be a good idea.
For example, why should it warn for “wrong netmask” I ´cant figure out why this 
warning is there.
Warnings (or errors) that are not correct does not fill any purpose.
Why should it warn for susoicius behavior on tom many host contacts, when the 
actual hoos shuld have many contacts.
Some sort of configuration for these warnings would be good, otherwise they 
fill absolutely no purpose, just dead code that weights to much.

With Best regards
Tomas Larsson
Sweden
www.ebaman.com<http://www.ebaman.com>

Från: 
[email protected]<mailto:[email protected]> 
[mailto:[email protected]] För Burton Strauss III
Skickat: den 12 juni 2010 18:35
Till: <mailto:[email protected]> [email protected]<mailto:[email protected]>
Ämne: Re: [Ntop] Warning flags?

That’s why they are warnings, vs. errors – we don’t KNOW it’s a problem, but it 
has tripped a simple-minded test.

-----Burton

From: 
[email protected]<mailto:[email protected]> 
[mailto:[email protected]] On Behalf Of Tomas Larsson
Sent: Saturday, June 12, 2010 10:31 AM
To: <mailto:[email protected]> [email protected]<mailto:[email protected]>
Subject: Re: [Ntop] Warning flags?

Whats the point with them, since they obviously aren’t correct anyway.

With Best regards
Tomas Larsson
Sweden
www.ebaman.com<http://www.ebaman.com>

Från: 
[email protected]<mailto:[email protected]> 
[mailto:[email protected]] För Gary Gatten
Skickat: den 12 juni 2010 16:23
Till: '[email protected]<mailto:'[email protected]>'
Ämne: Re: [Ntop] Warning flags?

Somethings can be tweaked, and maybe disabled in "globals-defines.h", which 
will require a recompile. Others I think are deeper in the source. To my 
knowledge there is no "easy" way to get rid of / tune these, but check the man, 
FAQ, and online (embedded) doc to be sure.

________________________________
From: 
[email protected]<mailto:[email protected]> 
<[email protected]<mailto:[email protected]>>
To: [email protected]<mailto:[email protected]> <[email protected]<mailto:[email protected]>>
Sent: Sat Jun 12 08:10:37 2010
Subject: [Ntop] Warning flags?
How do I disable all these ”error” flags that reports errors when there aren’t 
any.
I.E
•  <image001.gif>Wrong network mask or bridging enabled
•  <image001.gif>Suspicious activities: too many host contacts

With Best regards
Tomas Larsson
Sweden
www.ebaman.com<http://www.ebaman.com>

Från: 
[email protected]<mailto:[email protected]> 
[mailto:[email protected]] För Tomas Larsson
Skickat: den 12 juni 2010 12:33
Till: <mailto:[email protected]> [email protected]<mailto:[email protected]>
Ämne: Re: [Ntop] Possible errors in the latest release.

Compiled and up and running, since half an hour or so.
One thing I’ve noticed, it only sees half of the hosts on the local network
Furthermore, my CENTOS 5.3(5) router/GW is identified as Win95
My CENTOS 5.3 server  is identified as linux 2.4

With Best regards
Tomas Larsson
Sweden
www.ebaman.com<http://www.ebaman.com>

Från: 
[email protected]<mailto:[email protected]> 
[mailto:[email protected]] För Tomas Larsson
Skickat: den 10 juni 2010 12:48
Till: <mailto:[email protected]> [email protected]<mailto:[email protected]>
Ämne: Re: [Ntop] Possible errors in the latest release.

Thanks, will do over the weekend.
For now, I’ve deleted everything in the data-dir (/var/ntop) except the 
ntop–pw.db file, restarted, and it seems to work, at least for now.
My guess is that ntop screwed up something and couldn’t recover from it.

With Best regards
Tomas Larsson
Sweden
www.ebaman.com<http://www.ebaman.com>

Från: 
[email protected]<mailto:[email protected]> 
[mailto:[email protected]] För Luca Deri
Skickat: den 10 juni 2010 10:21
Till: <mailto:[email protected]> [email protected]<mailto:[email protected]>
Ämne: Re: [Ntop] Possible errors in the latest release.

Tomas
I have put in SVN a fix for the problem you reported. Please resync, delete 
your prefs and let me know

Cheers Luca


On 06/09/2010 02:01 PM, Tomas Larsson wrote:







Mon Jun  7 21:18:13 2010  [rrdPlugin.c:2810] **WARNING** RRD:



rrd_update(/var/ntop/rrd/interfaces/eth0/IP_DNSFlows.rrd) error: Unable to

connect to rrdcached: failed to resolve address `(null)' (port 42217): Name

or service not known



Mon Jun  7 21:18:13 2010  [rrdPlugin.c:2810] **WARNING** RRD:



rrd_update(/var/ntop/rrd/interfaces/eth1/throughput.rrd) error: Unable to

connect to rrdcached: failed to resolve address `(null)' (port 42217): Name

or service not known











make sure that you have configured the rrd plugin NOT to use rrdcached

daemon







Regards Luca





How do I do that can't find any info, would that configuration change by

itself?



Regards Tomas



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