A stress test can be a simulation of an adverse condition that takes a system down or at least decreases its performance. Stress testing is a procedure to find out whether a computer, application, device or the entire network can withstand high loads and remain operational.

PBSoftware NTGM A network monitoring system that includes a packet generator and includes a transmission planner.

NetScanTools Packet Generator This impressive packet creator Can generate TCP, UDP, ICMP, CDP, ARP, and RAW packets.

Cisco’s TRex This free packet creators Can generate packets in a variety of formats that can be varied by application and can build up to 200Gb of traffic per second.

This is a free utility that works at the command line and is available for Windows, macOS, and Linux.

Nping from Nmap A Ping tool that can be used to generate packets.

Offered as a GUI or command line tool for Windows, macOS, and Linux.

Packet Sender A free open-source packet forwarder that collects packets to create a stress testing stream.

Ostinato Packet Generator A creator of synthetic packets for network stress testing, available in three editions.

WAN Killer Network Traffic Generator – EDITOR'S CHOICE Part of the SolarWinds Engineer’s Toolset, this system enables you to manufacture packet headers and then launch them to a target.

Here is our list of the seven best network traffic generators and stress testing tools: This is where stress testing comes into the scene – which can be accomplished using Network Bandwidth Generators for simulating LAN & WAN traffic to ensure your network is up to par and can handle that kind of traffic. Network Engineering and Admins need to ensure network and infrastructure is up at all times and ensure that throughout can and will stay consistent through the most important times of the day for a business.Įnsuring those types of SLA's and uptime will require testing of network resources, services and hardware to ensure that your network is resilient enough to withstand even large influxes of traffic or users at any given time.

Free lan speed test tool