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  1. Home>
  2. IT Topics>
  3. Performance>
  4. Bandwidth Bottleneck Monitoring Tool
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Bandwidth Bottleneck Monitoring with PRTG

Monitor your network’s bandwidth usage and identify bandwidth hogs in real time

  • Keep track of the bandwidth utilization of your devices and systems
  • Comprehensive monitoring presented on customizable dashboards
  • Detect network congestion as quickly as possible and optimize data throughput
Free download
product overview

Our users give top ratings for monitoring with Paessler PRTG

Gartner peer insights
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G2
Trustpilot

PRTG bandwidth bottleneck monitoring: What you will find on this page

Table of content
  • 3 ways PRTG helps optimize network performance & resolve bandwidth bottlenecks
  • What bandwidth bottleneck monitoring looks like in PRTG
  • More than just a bandwidth bottleneck monitoring tool: Explore all-in-one network monitoring
  • Explore our preconfigured PRTG sensors for bandwidth bottleneck monitoring
  • How to monitor bandwidth bottlenecks
  • Monitoring bandwidth bottlenecks: FAQ

PRTG makes bandwidth bottleneck monitoring as easy as it gets

Custom alerts and data visualization let you quickly identify and prevent causes of network bottlenecks.

Free download
PRODUCT OVERVIEW

3 ways PRTG helps optimize network performance & resolve bandwidth bottlenecks

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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.­­­

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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.

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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.

What bandwidth bottleneck monitoring looks like in PRTG

Diagnose network issues by continuously tracking available bandwidth and identify those network devices that use the most bandwidth. Show bandwidth consumption, CPU load, VoIP and quality of service (QoS) parameters, and other key metrics in in real time. Visualize monitoring data in clear graphs and dashboards to identify problems more easily. Gain the overview you need to troubleshoot bandwidth hogs and prevent packet loss, network congestion, and other performance issues that slow down your network.

PRTG Screenshot sunburst view

Sunburst view of the entire monitoring setup

PRTG screenshot SNMP traffic graph

Live data traffic graph of an SNMP Traffic sensor

PRTG screenshot packet sniffer sensor

Packet Sniffer sensor in PRTG

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

Free download
PRODUCT OVERVIEW

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

PCMag

“All-around winning
 network monitor”

IT Brief

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

ITPro

“PRTG Network Monitor 
is very hard to beat”

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

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.

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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.

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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.

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Network performance

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.

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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.

Explore our preconfigured PRTG sensors for bandwidth bottleneck monitoring

PRTG comes with more than 250 native sensor types for monitoring your entire on-premises, cloud, and hybrid cloud environment out of the box. Check out some examples below!

SNMP Traffic v2

The SNMP Traffic v2 sensor monitors bandwidth and traffic on a device. It can show the following:

  • Number of incoming and outgoing broadcast, multicast, unicast, and non-unicast packets
  • Number of incoming and outgoing discards and errors
  • Total, incoming, and outgoing traffic
  • Number of incoming, unknown protocols
SNMP Traffic v2
SNMP Traffic v2

Packet Sniffer

The Packet Sniffer sensor monitors the headers of data packets that pass a local network card using a built-in packet sniffer. You can choose from predefined channels. It can show the following and more:

  • Traffic from Citrix applications
  • Traffic from file transfer (FTP/P2P) and various other protocols (UDP, TCP)
  • Traffic from network services (DHCP, DNS, Ident, ICMP, SNMP)
  • Internet mail traffic (IMAP, POP3, SMTP)
  • Traffic from remote control applications (RDP, SSH, Telnet, Virtual Network Computing (VNC))
Packet Sniffer
Packet Sniffer

NetFlow v9

The NetFlow v9 sensor receives traffic data from a NetFlow v9-compatible device and shows the traffic by type. This sensor has several filter options to divide traffic into different channels. It can show the following and more:

  • Traffic from Citrix applications
  • Traffic from file transfer (FTP/P2P) and various other protocols (UDP, TCP)
  • Traffic from network services (DHCP, DNS, Ident, ICMP, SNMP)
  • Internet mail traffic (IMAP, POP3, SMTP)
  • Traffic from remote control applications (RDP, SSH, Telnet, Virtual Network Computing (VNC))
NetFlow v9
NetFlow v9

Windows Network Card

The Windows Network Card sensor monitors the bandwidth usage and traffic of a network interface via Windows Management Instrumentation (WMI) or Windows performance counters. It can show the following:

  • Number of incoming and outgoing discards, errors, and unicast and non-unicast packets
  • Total, incoming, and outgoing traffic
  • Number of packets total, sent, and received
  • Number of unknown protocols
Windows Network Card
Windows Network Card

See the PRTG Manual for a list of all available sensor types.

Find the root cause of the problem with our PRTG bandwidth bottleneck monitoring solution

Real-time notifications mean faster troubleshooting so that you can act before more serious issues occur.

Free download
PRODUCT OVERVIEW

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

compatible with all major vendors, products, and systems

How to monitor bandwidth bottlenecks

icon sensor

Use SNMP for light-weight traffic check

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.

icon statistics

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.

icon boost

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.

PRTG makes bandwidth bottleneck monitoring as easy as it gets

Custom alerts and data visualization let you quickly identify and prevent causes of network bottlenecks.

Free download
PRODUCT OVERVIEW

“PRTG helps us to keep control of our IT by making issues visible immediately – and everywhere. We always have an eye on the performance and availability of our IT and can react in time if any failures occur. On a long-term perspective, the monitoring data helps us with capacity planning so that we can deliver the required resources for our own systems as well as for our customers, without wasting money on unwarranted redundancies.”

Stein Erik Høybakk, Senior Network Engineer
TAFJORD

“All our production and business processes depend on SAP. But, of course, IT and production systems also play a crucial role in securing these processes. By incorporating SAP, production, and IT into one centralized monitoring system, we can quickly detect critical drops in performance and identify the causes of these issues. In fact, thanks to PRTG and itesys, this couldn’t be any easier.”

Andreas Schmidt, Senior Systems Engineer
Truma

“Any downtime could be detrimental to our customers. We also strive to provide the best possible service to our customers. PRTG allows us to see the health and performance of the network. Using these measurements we can make decisions on how to repair a piece of equipment before it fails and causes a service interruption.”

James Ott Jr., Communications System Technician and IT Administrator
Federal Radio

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

PRTG is set up in a matter of minutes and can be used on a wide variety of mobile devices.

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Gartner peer insights

“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.”

Read the complete review at Gartner Peer Insights

Create innovative solutions with Paessler’s IT partners

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

Martello

Martello 

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

IP Fabric

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

Read more
ScriptRunner

ScriptRunner

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

Read more

Find the root cause of the problem with our PRTG bandwidth bottleneck monitoring solution

Real-time notifications mean faster troubleshooting so that you can act before more serious issues occur.

Free download
PRODUCT OVERVIEW
Paessler PRTG

Paessler PRTG

Network Monitoring Software – Version 24.4.102.1351 (November 12th, 2024)

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Hosting

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

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Languages

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

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Monitor everything

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

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Pricing

Choose the PRTG Network Monitor subscription that's best for you

Discover beyond bandwidth bottleneck monitoring

Resources Solution

Solutions for all your monitoring needs

  • Bandwidth monitoring
  • Bandwidth Check Software
  • Ethernet Monitoring
Resources Content

Powerful stories from the monitoring world

  • Do You Have Enough Bandwidth Available for all Your Tasks?
  • Customer success story Compuquip & PRTG
  • First PRTG release in 2020 (20.1.55) contains sensors for Nutanix HCI
Resources Solutions

Resources to master your monitoring challenges

  • Resolve Bottlenecks
  • Reducing Probe CPU Usage
  • Knowledge Base overview

Monitoring bandwidth bottlenecks: FAQ

 

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.

How can I detect bandwidth bottlenecks in my network?

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

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.

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.se the tone and voice of your organization.

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 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.

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Still not convinced?

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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.

PRTG

Monitor your entire IT infrastructure

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

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Try Paessler PRTG for free

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

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

Free download
PRODUCT OVERVIEW

Products

  • Paessler PRTG
    Paessler PRTGMonitor your whole IT infrastructure
    • PRTG Network Monitor
    • PRTG Enterprise Monitor
    • PRTG Hosted Monitor
    • PRTG extensions
      Extensions for Paessler PRTGExtend your monitoring to a new level
  • Icon Features
    FeaturesExplore all monitoring features

Monitoring with PRTG

  • Network monitoring
  • Bandwidth monitoring
  • SNMP monitoring
  • Network mapping
  • Wi-Fi monitoring
  • Server monitoring
  • Network traffic analyzer
  • NetFlow monitoring
  • Syslog server

Useful Links

  • PRTG Manual
  • Knowledge Base
  • Customer Success Stories
  • About Paessler
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  • PRTG Support
  • PRTG Consulting

Contact

Paessler GmbH
Thurn-und-Taxis-Str. 14, 
90411 Nuremberg 
Germany

info@paessler.com

+49 911 93775-0

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