Huahuan (H0FL-EthMux SAP 1601 1602) C-LINK Phân Phối Overview: As a cost effective solution for the traditional telecom services migrate to the IP packet networking technology, H0FL-EthMux SAP 1601 1602 adopt the innovative TDM over IP technology, with IP circuit emulation that supports transportation of 1/2 E1 over FE