is a popular, open-source network simulation utility for Windows that allows developers and testers to intentionally degrade network conditions to find bugs or evaluate performance under stress.
Lag: Delays packets for a user-specified duration (in milliseconds).
Unlike traditional software, Clumsy is portable. There is no setup.exe or registry entries. Here’s how to “install” it:
Clumsy 0.4 v2 also supports a command-line interface. Create batch scripts to start/stop conditioning automatically.