Positron Fiber Systems Corp. (Montreal) signed an original equipment manufacturer agreement with reltec Corp. (Cleveland, OH), whereby reltec will integrate the Positron osiris Synchronous Optical Network (SONET) broadband access multiplexers into reltec?s discs next-generation digital loop carrier system. discs provides a variety of access services for business, residential and high capacity users, including fiber-to-the-curb (fttc) solutions. The products will be sold under the reltec discs MR name.