How to generate netflow data in linux - Server Fault
20 We have a number of Linux servers for which I would like to capture netflow data to be processed by a netflow analyzer. I've been spoiled by the ease in which Mikrotik routers allow netflow data …
Generating and capturing Netflow on a Linux router - Server Fault
Feb 25, 2010 · For generating a tool like nprobe or fprobe will work fine as others have mentioned. For collecting I like nfdump/nfsen. It doesn't use mysql, but it is really easy to work with and get data out …
linux - iptables+iptables_netflow: iptables blocking netflow export ...
Nov 2, 2011 · However, I cannot get the netflow export from the firewall to the WANGuard server. Could my iptables configuration be blocking it? iptables_netflow exports on UDP port 2055.
linux - NetFlow Storage Calculator - Server Fault
I am planning to deploy a NetFlow server (using NfSen/NfDump) for harvesting data from Cisco devices; Are there standard calculations or guidelines I can use to calculate my server requirements,
How do gather flow data on linux route table without netflow
Dec 30, 2016 · 0 I'm trying to work out how to gather counters on how many times routes are hit in the route table without using something resource intensive like NetFlow and having to match flow data …
Monitoring traffic using Netflow: port mirroring or streaming?
a) Using software Netflow probe on a Linux server such as nProbe to convert the mirrored traffic into Netflow b) Buy another router and enable Netflow on the other router to concert the mirrored traffic …
load balancing - Solution to route/proxy SNMP Traps (or Netflow ...
Being able to take one incoming trap and route it to multiple destinations would be very useful. Has anyone tried any of the possible solutions above for SNMP traps (or Netflow, general UDP, etc) load …
Why does my web server have more ifInOctets than ifOutOctets
Jan 1, 2010 · You can use things like Netflow if you want a more in-depth view of exactly what you are talking to, and which protocols it is using. ntop-ng is a neat tool for visualising flows, and supports …
linux - Creating High Availability Netflow Collector - Server Fault
Apr 1, 2015 · Network devices --> F5 Load Balancer --> 3 Linux servers running a collector --> Forward Netflow to other devices as needed With this setup, I can easily grow the amount of flows on the …
Monitor traffic by source/destination IP address - Server Fault
Netflow is the end all, be all for this type of monitoring. While there are netflow tools for Windows, my favorite toolset is nfdump+nfsen on Linux/Unix for collection and web-based report generation …