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NetFort LANGuardian is software for investigating and monitoring activity on your network. Use it for network forensics, troubleshooting bandwidth issues, and keeping track of Web activity and Windows file share activity. Unlike other packet capture products, LANGuardian is a software-only solution that runs on industry-standard hardware. It's based on network traffic so there are no agents or clients to install. And, LANGuardian has no impact on performance. Watch our 3-minute intro video and be amazed at what you can find out from your network traffic. More

Customer Spotlight

University of Gloucestershire

“The NetFort Technical Support Service is far superior to any that I have had experience with before. NetFort go the extra mile to keep regular contact with their customers and are always there when help is needed.”
Griff Phillips
University of Gloucestershire
Xilinx Corp.

“We found the NetFort LANGuardian very easy to deploy and configure and required minimal training. The integrated IDS and traffic analysis system ensures we always know what is going on in our network.”
Jonathan Smith
Xilinx Corp.
Honda Canada logo

“LANGuardian has provided us with insight to exactly what's happening on our network like no other product could. Capturing file share activity from the network level is a winning feature for us.”
Jason Wong
Honda Canada
King Faisal Hospital logo

“It was clear that we needed high definition visibility into user and business internet access, and our current solution could not provide this. Consequently, we selected NetFort’s LANGuardian to help us know our network better.”
Mshari Najeeb Al-abdulkarim
King Faisal Specialist Hospital
City of Rockingham logo

“ I am very impressed with the product, it has been of great help to us in isolating rogue traffic as well as identifying web trends throughout the day. ”
Craig Butchart
City of Rockingham
City Holding Company logo

"LANGuardian is a dependable solution for detecting the deletion of files and folders across a SMB share."

City Holding Company
BBSRC logo

Working with NetFort is an unusual experience. So many companies don't deliver effective customer service and support but this has never been the case with NetFort, who have always gone the extra mile in handling problems or queries.
Nobby Smith
BBSRC UK

Feature Spotlight

Excel icon

With the LANGuardian add-in for Microsoft Excel, you can incorporate LANGuardian data directly into Excel spreadsheets. Find out more...
Spotify icon

You can use LANGuardian to detect Spotify traffic on your network. Find out more...
VMware icon

LANGuardian monitors physical and virtual networks as if they were one. Find out more...
Copyright icon

LANGuardian can alert you to possible copyright infringements in several different ways. Find out more...
SolarWinds authorized partner logo

LANGuardian enhances SolarWinds Network Performance Monitor with deep-packet traffic analysis and integrated user information. Find out more...
Network operations center image

LANGuardian NOC display mode optimizes the screen real estate available for dashboards. It is designed for use in network operations centers where LANGuardian data is displayed on a large wall-mounted screen.
Search icon

You can search the LANGuardian traffic database by username, IP address or subnet, file name, or web address.
Active Directory logo

LANGuardian integrates with Windows and Active Directory, so you get reports that contain real user names instead of IP addresses.
Knowing your network enhances productivity, security, and compliance.

Our network monitoring software gives you total insight that you can act upon.

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LANGuardian captures and monitors the traffic flowing through your network. Multiple customizable dashboards give you an instant picture of your network status, while powerful search provides troublshooting and forensics based on username, IP address, file name, or website address.
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Technical documentation including frequently asked questions, instructions for installing the ISO image and VMware appliance, details of how to integrate with Active Directory, and links to core switch documentation.
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Ask questions and get help

Get help from NetFort support engineers and other LANGuardian users in our support forum.

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