DOCSIS-CPE_3.5.1-A.2 is an auxiliary schema which defines CPE information. Revision History: 3.5.1-A.1 Initial version. 3.5.1-A.2 Revised version includes ECN 3.7-A.2.0.0 Remove ipdr.org references. Add semantic versioning. Fix import version. OSSIv3.0-N-10.0914-3 and OSSIv3.0-N-10.0928-1 and published as I12. Error corrections announced via errata sheet attached to CM-SP-OSSIv3.0-C01-171207. Contact: Postal: Cable Television Laboratories, Inc. 858 Coal Creek Circle Louisville, Colorado 80027-9750 U.S.A. Phone: +1 303-661-9100 Fax: +1 303-661-9199 Email: data-model-support@cablelabs.com Copyright 2019-2026 Cable Television Laboratories, Inc. All rights reserved. DOCSIS 3.0 Operations Support System Interface Specification CM-SP-OSSIv3.0-C01-171207. Contains the MAC address of the CPE. Contains IPv4 addresses of the CPE. Each IP Address is encoded as ipdr:ipV4Addr. If the CPE IPv4 address is unassigned or unknown, it contains zero length hexBinary. Contains IPv6 addresses of the CPE. Each IP Address is encoded as ipdr:ipV6Addr. If the CPE IPv6 address is unassigned or unknown, it contains zero length hexBinary. Contains the Fully Qualified Domain Name (FQDN) of the CPE. If the CPE FQDN is unassigned or unknown, it contains an empty string.