Wan Simulators

http://www.packetstorm.com
PacketStorm Communications, Inc. was founded in November 1998 by a group of engineers from the prestigious Bell Laboratories. PacketStorm develops, manufactures, and supports high end testing solutions for the Internet Protocol (IP) communications market. PacketStorm is the market leader for advanced IP Network Emulators with dynamic and traffic conditioning emulation. PacketStorm sells test solutions through a global network of independent representatives and international distributors.