... .DAG 2000(32FXS)can be with the mainstream SIP proxy servers(such as Asterisk, SIP registration server, etc. ) to implement docking. Run in ... ,DNS,DHCP,NTP,TFTP ,TELNET ,PPPOE, STUNDTMF MethodRFC 2833,SIP InfoSignalingSIP(RFC 3261)over UDPProvisioningTFTP,HTTPManagementWEB browser, Telnet, Voice promptPhysicalUniversal Power SupplyOutput:12VDC ...