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WAN simulator for high-latency networks

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Simple WAN Simulator (simWANsim) is a SIMPLE WAN simulator that configures specific network intefaces in order to simulate high-latency networks typical in WAN setups.

simWANsim Web Site


  • simWANsim uses the htb shaping algorithm for the queueing discipline
  • simWANsim can be configured to work on any network interface
  • simWANsim makes minimal changes to network environment
  • simWANsim runs in-vivo and does not require live environment
  • simWANsim does not require restarting the network or rebooting the host
  • simWANsim does not require two interfaces to function
  • simWANsim must be executed as root or sudo
  • simWANsim single standalone shell script
  • See more details in the Wiki


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Additional Project Details

Intended Audience

Developers, Quality Engineers, System Administrators

Programming Language

Unix Shell



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