Simulators

Sliding window simulator

See the sender's and the receiver's view of every packet, step by step, with the window sliding as ACKs arrive. Choose which packets and which ACKs get lost and watch the timeouts and resends.

The simulator

Sliding window simulator: how to use it

Compare stop-and-wait, Go-Back-N and Selective Repeat with your own number of packets and window size.

Lessons that use it

See also