DOCSIS-CMTS-CM-DS-OFDM-STATUS is an IPDR Service Definition Schema that provides data on the status of each CM's OFDM Downstream Channel Profiles. This definition supports multiple OFDM downstream channels and profiles per CM. Revision History: 3.5.1-B.1 Initial version. DOCSIS 3.1 CCAP Operations Support System Interface Specification CCAP-OSSIv3.1-N-15.1390-1 An IPDR Record containing status data for one Profile of one downstream OFDM channel of the given CM.