ANSI/SCTE 25-2 2017 (R2022)

Hybrid Fiber Coax Outside Plant Status Monitoring – Media Access Control (MAC) Layer Specification v1.0

This specification describes the MAC layer protocols that must be implemented between all Type 2 and Type 3 compliant OSP HMS transponders on the HFC plant and the controlling equipment in the headend to support bandwidth management and reliable communications. Any exceptions to compliance with this specification will be specifically noted in this document as necessary.