Pasadena-based FastSoft, a developer of Internet acceleration appliances based on research out of Caltech, has raised $950K in a debt funding, according to a regulatory filing by the firm. According to the filing, the round came from eight investors and has a target of $1.34M. No details on the funding have been announced by the firm. FastSoft develops appliances used to accelerate Internet transfers, which the firm says increases throughput by 2 to 5 times. The company's technology is based on research into optimizing the TCP/IP protocol. FastSoft has previously received funding from Miramar Venture Partners, Caltech, and angel investors.