VoIP Monitoring without the Jitters

Troubleshooting VoIP performance is already tough.
Global offices, the shift to UCaaS and reliance on the Internet
makes everything trickier. We cut through the noise.

Root Cause Analysis in Minutes

ThousandEyes extends visibility across every network you rely on.
Detect issues in all stages of a voice call, from SIP transactions to RTP streams.
Monitor detailed performance metrics and see how QoS settings impact call quality.

Visualize Performance Degradation Across Every Network

Detailed path visualization pinpoints exactly which network interfaces and links are responsible for quality and availability issues.
With information on end-to-end performance within your corporate WAN and the Internet, you won't waste time.
ThousandEyes VoIP Monitoring

Get Complete Visibility

Monitor all segments of a voice call
from SIP signaling through RTP
streams to isolate issues.

Gain Richer Insights

Capture quality metrics — such as
loss, jitter, latency, discards and mean
opinion score (MOS) — show where,
when and why performance changes.

Don't Let Your SIP Sink

Identify SIP proxies and validate
user credentials, all while mapping
SIP server availability and

Orchestrate a Smooth Migration to UCaaS

Manage diverse voice services from on-premises Unified Communication systems — such as Avaya
or Cisco UCM — or UCaaS systems — such as RingCentral or Microsoft Skype.
ThousandEyes VoIP Monitoring

Benchmark, Then Deploy

Baseline pre-deployment capacity
and proactively monitor
post-deployment performance.

Keep your Finger on the Pulse

Hold your ISP and UCaaS providers
accountable for service outages with
clear, shareable evidence.

Place VoIP In Context

Data overlays map how BGP routing
affects voice quality, verify MPLS
routes and ensure QoS levels
using DSCP classes.

Unique Vantage Points without Weighty Instrumentation

Start collecting data immediately with software-based agents located on or off-premises.
Understand performance of voice infrastructure from within the enterprise or from global locations.


For inter-office monitoring across local or wide-area links, simulate VoIP calls between Enterprise Agents in branch offices.


To understand performance to external locations, simulate VoIP calls between your offices and Cloud Agents located globally.

To UCaaS Providers

Monitor an end-to-end voice call through your VoIP cloud-service provider from both branch offices and external locations.