Paessler PRTG

Monitor your network’s bandwidth usage and identify bottlenecks with PRTG

  • Keep track of the bandwidth utilization of your devices and systems
  • Comprehensive monitoring with real-time data & customizable dashboards
  • Detect bandwidth bottlenecks and optimize data throughput

Our users give top ratings for monitoring with Paessler PRTG



PRTG makes bandwidth bottleneck monitoring easy

Custom alerts and data visualization make it easy to monitor, identify, and prevent bandwidth bottleneck issues.










3 ways PRTG helps optimize network performance & resolve bandwidth bottlenecks

Quickly identify and analyze bottlenecks

Bandwidth bottleneck detection with Paessler PRTG helps you to pinpoint the source of a bottleneck location. By monitoring IP addresses, protocols, and physical network ports, you can keep an eye on your network’s performance at all times.

Analyze traffic patterns, bandwidth capacity­­­, and data throughput to keep your network running smoothly.­­­


Get comprehensive bandwidth utilization monitoring

Understanding how bandwidth is being used across your network is key to identifying network congestion and avoiding bandwidth bottlenecks. PRTG provides a comprehensive view of bandwidth utilization across different network segments.

From data-intensive applications to individual hosts, you can track bandwidth usage in detail. Maintain a high performance and avoid productivity losses due to slow network speeds.

Benefit from real-time traffic & performance metrics

In today’s fast-paced digital world, real-time data is invaluable. In addition to monitoring bandwidth bottlenecks , PRTG provides real-time data on key network performance indicators such as network traffic, data throughput, network latency, and packet loss.

You will be alerted immediately to any issues with your network devices and to any threshold breaches – giving you the data you need, when you need it.



IT experts agree: Paessler PRTG is a great solution for IT infrastructure monitoring


“All-around winning
network monitor”

logo it brief

“The real beauty of PRTG is the endless possibilities it offers”


“PRTG Network Monitor
is very hard to beat”


Start monitoring bandwidth bottlenecks with PRTG and see how it can make your network more reliable and your job easier.








What bandwidth bottleneck monitoring looks like in PRTG

Diagnose network issues by continuously monitoring all of your bandwidth and network devices. Show bandwidth status in real time and visualize data in graphic maps & dashboards to identify problems more easily. Gain the visibility you need to troubleshoot bandwidth bottlenecks and prevent packet loss or network congestion.


Your bandwidth bottleneck monitor at a glance – even on the go

Set up PRTG in minutes and use it on almost any mobile device.


PRTG comes with all the features you need, plus more your IT infrastructure won't want to live without.



PRTG monitors these vendors and applications in one view!


vendors vm ware



Easily find the source of the problem with our PRTG bandwidth bottleneck monitoring solution

Real-time alerts and custom notifications make troubleshooting bandwidth bottlenecks and network congestions easy.



“Excellent tool for detailed monitoring. Alarms and notifications work greatly. Equipment addition is straight forward and server initial setup is very easy. ...feel safe to purchase it if you intend to monitor a large networking landscape.”

Infrastructure and Operations Engineer in the Communications Industry, firm size 10B - 30B USD

Read the entire review at Gartner Peer Insights 
















More than just a bandwidth bottleneck monitoring tool: Explore all-in-one network monitoring with PRTG

Network monitoring is a critical part of maintaining a high-performance and reliable network. PRTG can do way more for you than identifying and troubleshooting bandwidth bottlenecks. Use our comprehensive software to monitor the various aspects of your network and help you understand and optimize its performance.


Bandwidth monitoring

Understanding and managing your network’s bandwidth usage is critical to preventing bottlenecks and maintaining optimal performance.

PRTG provides detailed insight into bandwidth utilization and helps you identify which parts of your network are experiencing high traffic and may be at risk of bottlenecks. Monitor and analyze bandwidth usage trends to make informed decisions and keep your network running smoothly.

Network traffic analysis

Detailed network traffic analysis is the key to identifying potential bandwidth bottlenecks and ensuring efficient traffic flow.

With PRTG, you can dive deep into this topic. Discover the source, destination, and type of traffic flowing through your network. By understanding your network's traffic patterns, you can optimize its performance and prevent congestion.

Network performance metrics

Gain deeper insight into the health of your network with PRTG's performance metrics. Beyond just bandwidth monitoring, PRTG provides a detailed view of the operational status of your network, including aspects such as connection quality, network stability, and overall reliability.

Use these metrics to fine-tune your network setup, ensure consistent performance, and diagnose problems that could lead to bandwidth bottlenecks.

Hardware monitoring

Ensure that all network devices and infrastructure components are working optimally with PRTG’s comprehensive monitoring capabilities.

From routers and switches to servers and storage systems, PRTG helps you keep an eye on the health and performance of your entire network infrastructure. Prevent problems before they occur by staying informed about the status of your network devices.


PRTG is compatible with all major vendors, products, and systems

vendors applications blue


PRTG makes bandwidth bottleneck monitoring easy

Custom alerts and data visualization make it easy to monitor, identify, and prevent bandwidth bottleneck issues.





How to monitor bandwidth bottlenecks

Use SNMP for light-weight traffic checks

The Simple Network Management Protocol (SNMP) is an essential tool for network administrators, and PRTG harnesses its power to provide efficient and comprehensive bandwidth monitoring.

Using its preconfigured  SNMP Traffic sensor, PRTG can collect detailed information about your network devices’ bandwidth usage, network load, and more, allowing you to keep a close eye on how your network resources are being used.


Sniff out and analyze data packets

Packet sniffing is a powerful technique used by PRTG to capture and analyze the data packets passing through your network. It allows you to examine the contents of the packets and gain detailed insight into the type of traffic and its characteristics.

The  Packet Sniffer sensor is especially useful for in-depth network analysis, as it can identify specific data patterns, detect security breaches, and help troubleshoot network problems.



Get in-depth insight into traffic flows

PRTG’s flow sensors (NetFlow, sFlow, jFlow, and IPFIX ) are another powerful feature that provides in-depth analysis of network traffic patterns and bandwidth usage.

These protocols allow PRTG to collect data about the traffic flowing through your network, providing insight into the source, destination, and type of transmitted data. Use our flow sensors to optimize bandwidth allocation and identify potential bottlenecks before they impact network performance.



Create innovative solutions with Paessler’s partners

Partnering with innovative vendors, Paessler unleashes synergies to create
new and additional benefits for joined customers.


By integrating PRTG with Martello iQ, you can add a fast analytics layer to improve uptime, visualize your IT environment, and integrate all of your IT systems into a single pane of glass.

Read more

IP Fabric

Combining the broad monitoring feature set of PRTG with IP Fabric’s automated network assurance creates a new level of network visibility and reliability.

Read more


With ScriptRunner, Paessler integrates a powerful event automation platform into PRTG Network Monitor.

Read more


Monitoring bandwidth bottlenecks: FAQ


1. What is a bandwidth bottleneck?

A bandwidth bottleneck occurs when a network's data transmission capacity is insufficient for the amount of data being sent, resulting in slow network performance and unresponsive applications. Signs of a bandwidth bottleneck include slow network speeds, delayed response times, frequent buffering, and overall network congestion.

2. How can I detect bandwidth bottlenecks in my network?

You can identify bandwidth bottlenecks by monitoring network traffic, analyzing bandwidth usage patterns, and using bandwidth bottleneck monitoring tools such as PRTG. These methods will help you pinpoint areas of high traffic and potential congestion in your network.

3. How often should I monitor my network for bandwidth bottlenecks?

Regular monitoring of your network for bandwidth bottlenecks is essential to maintain optimal performance. Continuous monitoring with tools like PRTG enables early detection of problems and proactive management of potential disruptions.

4. What are the benefits of using PRTG to monitor bandwidth bottlenecks?

PRTG provides a comprehensive solution for monitoring bandwidth bottlenecks. It provides real-time insight into network traffic and bandwidth usage, enabling fast problem identification and resolution. PRTG's versatility allows monitoring of different network components and customization to meet specific needs.

5. What is a sensor in PRTG?

In PRTG, “sensors” are the basic monitoring elements. One sensor usually monitors one measured value in your network, for example the traffic of a switch port, the CPU load of a server, or the free space on a disk drive.

On average, you need about 5-10 sensors per device or one sensor per switch port.


We asked: would you recommend PRTG?
Over 95% of our customers say yes!


Paessler AG conducted trials in over 600 IT departments worldwide to tune its network monitoring software closer to the needs of sysadmins.
The result of the survey: over 95% of the participants would recommend PRTG – or already have.


Recommend PRTG


PRTG the multi-tool

PRTG: The multi-tool for sysadmins

Adapt PRTG individually and dynamically to your needs and rely on a strong API:

  • HTTP API: Access monitoring data and manipulate monitoring objects via HTTP requests
  • Custom sensors: Create your own PRTG sensors for customized monitoring
  • Custom notifications: Create your own notifications and send action triggers to external systems
  • REST Custom sensor: Monitor almost everything that provides data in XML or JSON format


Still not convinced?


More than 500,000
sysadmins love PRTG

Paessler PRTG is used by companies of all sizes. Sysadmins love PRTG because it makes their job a whole lot easier.


Monitor your entire IT infrastructure

Bandwidth, servers, virtual environments, websites, VoIP services – PRTG keeps an eye on your entire network.


Try Paessler PRTG
for free

Everyone has different monitoring needs. That’s why we let you try PRTG for free.



Paessler PRTG 

Start monitoring bandwidth bottlenecks with PRTG and see how it can make your network more reliable and your job easier.



Network Monitoring Software - Version (June 13th, 2024)


Download for Windows and cloud-based version PRTG Hosted Monitor available


English, German, Spanish, French, Portuguese, Dutch, Russian, Japanese, and Simplified Chinese


Up to 100 sensors for free (Price List)

Unified Monitoring

Network devices, bandwidth, servers, applications, virtual environments, remote systems, IoT, and more

Supported Vendors & Applications

cisco logo grey 40 dell logo grey 40 hp logo grey 40 ibm grey40 netapp grey40 linux grey40 aws grey40 windows grey40 vmware grey40 citrix grey40 exchange grey40 apache grey40 oracle grey40