Broadsoft, which offers software that allows fixed-line, mobile and cable service providers to coordinate communications applications over their Internet protocol-based (IP-based) networks, filed on Monday with the SEC to raise up to $104 million in an initial public offering. The Gaithersburg, MD-based company, which was founded in 1998 and booked $69 million in sales last year, plans to list on the NASDAQ under the symbol BSFT. Goldman Sachs and Jefferies are the lead underwriters on the deal, for which pricing terms and timing were disclosed.