Don’t alert on every spike. Instead, create an alert like: "If Bandwidth Utilization > 90% for 15 minutes AND Top Talker is a non-critical device (like a printer), then do NOT alert. If Top Talker is an Executive VLAN, page on-call."
Understanding the licensing model is an important part of your evaluation. NetFlow Traffic Analyzer does not have a free perpetual version, but a fully functional 30-day trial is available. NTA is licensed as an add-on module to SolarWinds NPM. solarwinds netflow traffic analyzer download full
Instantly isolate which users, IP addresses, or devices are consuming excessive network capacity. Don’t alert on every spike