Network performance involves more than how much data a connection can carry. Three useful measurements explain many problems with calls, meetings, and interactive applications.
What the measurements mean
- Latency is the time data takes to travel. Round-trip latency measures the journey out and back.
- Jitter is variation in packet arrival timing. Uneven delivery can make real-time audio difficult to play smoothly.
- Packet loss means some packets do not arrive. Its effect depends on the application and how it handles missing data.
A file download may recover by retrying data, while a live conversation has less time to wait. This is why an apparently adequate connection can still produce choppy speech.
Measure the affected path
Record when the issue happens, whether wired devices are affected, and which service is in use. Your IT team may compare the local gateway, an approved external destination, and the application provider's diagnostics. Avoid relying on a single measurement taken after the problem ends.
An unanswered ping is not proof of packet loss in the application: firewalls and services may limit those probes. Likewise, an intermediate router that does not answer a trace is not necessarily failing to forward traffic.
Use results in context
Acceptable performance varies by application, location, and provider requirements. Review measurements with the relevant service guidance and your normal baseline. Investigate congestion, wireless interference, cabling errors, and provider conditions before changing routing or quality-of-service rules.
Get help with your network
For an existing service issue, open an AvrinTech support ticket. For an assessment or planned improvement, request a scoped proposal and review our networking services. Work, coverage, and response targets depend on your agreement.
