SolarWinds NPM, NTA, IPAM, LEM Engineer's Toolset, WHD.
We were tracking IP addresses using MS Excel, Now we are tracking using IPAM.
Before we couldn't store historical utilization data, now we can store historical data using NPM.
Yes, Nagios, PRTG.
Using NPM, we are able to analyse historical utilization data. We can store utilization historical data for long period.
Using NTA, we can do indepth traffic monitoring using NetFlow.
Using IPAM, we can easily track availability of IP addresses.