In tshark, you can perform the filtering internally with its own filter syntax. I can't remember the details - I always have to look up the manual page.
-----Original Message-----
From: Chris Turner [mailto:ultimatethesecond@googlemail.com]
Sent: Friday, September 1, 2017 6:22 PM
To: Jason White
Try tshark via a Linux terminal. You can filter the output to show just the protocols or addresses of interest - see the documentation for details. It is a while since I've needed it, but I have successfully used it.
-----Original Message----- From: Blind-sysadmins [mailto:blind-sysadmins-bounces@lists.hodgsonfamily.org] On Behalf Of Chris Turner via Blind-sysadmins Sent: Friday, September 1, 2017 7:58 AM To: Blind sysadmins list
Cc: Chris Turner Subject: Re: [Blind-sysadmins] network monitoring Hi.
Been a while since I tried. Will be watching this thread.
I tried NtopNG briefly. This produces stats and info you can look at in a webpage. It requires a paid for plugin to work with netflow if I recall. I need to have a look it again actually. Not sure I configured with SNMP.
There's also cacti which can collect SNMP data, display graphs and stats in a web interface.
There are quite a few for SNMP collection actually.
Active analisys. I'm sure you know but if using sniffing, AKA traffic analysis, it's important where you place the sniffing system. My NtopNG was a VM on a virtual network between some VM hosts and a virtual upstream router. SO snaffling up all traffic that traversed the link.
Regards
Chris Turner
On 31/08/2017 22:14, Simon Eigeldinger via Blind-sysadmins wrote:
Hi all,
Anyone using some linux software to monitor a network? I want something that prints stuff out in text on a web interfaces. at least the most stuff i would be grateful. Want to install that on a raspberry pi to see what the network devices are doing. so support for snmp and other protocols would be nice.
anyone has an idea?
Greetings, Simon
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