Network Monitoring vs. Network Observability: What Do You Need?
A decade ago, network monitoring was straightforward. You had a data center, some branch offices, MPLS circuits connecting everything, and a handful of applications running on-premises. Set some SNMP thresholds, configure a few alerts, and you were covered. When something broke, the problem was usually obvious: a failed switch, a saturated link, a misconfigured router. Today's networks bear zero resemblance to that world.