... /price ratio, and the technology of Layer 2 Ethernet switch, CATV and high quality VoIP as well. It is ... for status of power supply, PON, LAN, POTS and CATV.DC power supply+12V, external AC-DC power adaptorPower switch1Power consumption13WOperating ... Support high speed MODEM(56Kbps) dial access. Support RFC2833 and redundant RFC2833, difference rings, MD5 authentication, call forward, call waiting, ...