... 729AB voice codec. Suitable for carrier and enterprise VoIP call center agents.DAG 2000(32FXS)can be ... access GUI of DAG series or command line by http or telnet. With rich tools, customers can ... designed to be easy to use and affordable VoIP solution for both carrier and enterprise.Security and ... 802.1P/Q VLAN taggingNetwork ProtocolsTCP/UDP,RTP/RTCP,HTTP,ARP/RARP,ICMP,DNS,DHCP,NTP,TFTP ,TELNET , ...