This paper presents details on the overall PoC architecture involving CSML, physical network functions (CMTS and CM) and a virtual PCMM domain controller, and discusses the end-to-end technicalities of the PoC. The rest of the paper is organized as: section II presents details on CSML, its different building blocks, and describes the first use case briefly, section III provides details of the dynamic cable speed boost PoC developed, and section IV presents the conclusion and directions for future work.