Used to test performance of IP networks and network-dependent applications, IPLinkSim™ simulates impairments such as bandwidth constriction, congestion, packet jitter, packet delay, packet bit errors, and packet loss. IPLinkSim™ simulates IP WAN links using portable hardware based unit with GUI interface. Featuring plug-and-play operation, WAN Emulators offer remote access via Ethernet management port, Scheduler for modeling error scenarios, Traffic Monitor, and Bridge or Routing modes.