[Xymon] Monitoring network traffic

[Josh Luthman]

The clientlog includes [netstat] which has a snapshot of activity in text

The trends puts it in a pretty graph stored in rrd.

On Thu, Apr 4, 2024 at 4:30 AM Schrittenlocher, Rolf <
R.Schrittenlocher at ub.uni-frankfurt.de> wrote:

> Hi,
>
>
> thanks Axel. I just saw that "trends" shows network traffic. So the data
> is already collected and available on the server. xymon server is Linux,
> only the clients are Solaris. So someone can tell me how I can access the
> data either with a client script or on server side?
>
>
> kind regards
>
> Rolf
>
>
> Rolf Schrittenlocher
>
> Bibliotheksmanagementsystem IT | IT-Services (ITS)
>
>
>
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>
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>
> ------------------------------
> *Von:* Axel Beckert <abe at deuxchevaux.org>
> *Gesendet:* Donnerstag, 4. April 2024 10:17
> *An:* Schrittenlocher, Rolf
> *Cc:* Xymon at xymon.com
> *Betreff:* Re: [Xymon] Monitoring network traffic
>
> Hi Rolf,
>
> Schrittenlocher, Rolf schrieb am Thu, Apr 04, 2024 at 07:45:58AM +0000:
> > Our challenge at moment is how to monitor traffic quantity in/out in
> > order to detect suspicious activities on Solaris 10. Is there are
> > way to do this with xymon?
>
> Definitely. ;-)
>
> For our own use (in a university, too :-) and published via Debian's
> hobbit-plugins package, I've written a plugin simply called "net"
> which can check many network interface characteristics including
> monitoring network traffic (calculating bytes/second average from the
> rx/tx difference of 10 seconds), but so far it's just for Linux and
> uses common Linux commandline tools and
> /proc/ links:
>
>
> https://salsa.debian.org/debian/hobbit-plugins/-/blob/master/src/usr/lib/xymon/client/ext/net
>
> (It also uses the Hobbit.pm Perl module from the same package:
>
> https://salsa.debian.org/debian/hobbit-plugins/-/blob/master/src/usr/share/perl5/Hobbit.pm
> )
>
> It though shouldn't be too hard to adapt it to some Solaris
> commandline tools and their output. I'm just not sure how to convert
> the /proc/ stuff. Maybe there's a Linux compat mode like in FreeBSD?
> (Haven't touched any Solaris for like 20 years or so, back when I was
> a student.)
>
>                 Regards, Axel
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