Overland Data Systems Inc, San Diego, California, has signed an OEM agreement to market Cheyenne Software Inc’s automatic back-up and restore software products for Unix, NetWare and Windows NT. Additionally, Overland Data will bundle its TapeXpress line of mainframe class cartridge tape and its digital linear tape products with Cheyenne’s ARCserve/Open for Unix, Cheyenne HSM, and ARCserve for NetWare, Windows NT and Macintosh. Overland Data’s TapeXpress line is a L490E half-inch cartridge tape drive that enables users to write to, and read from IBM Corp mainframe tapes. Cheyenne is based in Roslyn Heights, New York.