Larscom Incorporated engages in the development, manufacture, and marketing of network access products for telecommunication service providers (SPs), Internet service providers, and corporate enterprise users. It offers a portfolio of WAN access equipment for the carrier and enterprise markets. The company’s product offerings support bandwidth requirements ranging from full and fractional T1/ E1 to OC-3 (1.5 Mbps to 155 Mbps). Additionally, its solutions support networking protocols, such as frame relay, asynchronous transfer mode (ATM), inverse multiplexing over ATM, Ethernet, and the Internet Protocol. Its primary customers are distributors; systems integrators; value added resellers; federal, state, and local government agencies; and end user corporations. The company markets its products through sales force, nonexclusive international distributors, and systems integrators in the U.S., Europe, and Asia. Larscom is headquartered in Newark, California.