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Audio characteristics

⋅ Narrowband speech coding: G.711a/u, G.723.1, G.726-32K, G.729AB;

⋅ Wideband speech coding: G.722

⋅ Voice Activation Detection I Silence Suppression;

Network characteristics

⋅ Support SIP 2.0, TCP/IP, UDP, DHCP;

⋅ Support primary DNS and secondary DNS servers;

⋅ Support VLAN;

⋅ Support SNTP client;

⋅ Support VPN L2TP/PPTP;

⋅ Support SRTP;

⋅ Support web page HTTP/HTTPS;

⋅ Support QoS: 802.1 p/q, DSCP;

⋅ Support MDS authentication;

⋅ DHCP /static/ PPPoE;

⋅ STUN;

Configuration and management

⋅ Auto-Provisioning via FTP/TFTP/HTTP/HTTPS/DHCP OPT66/SIP PNP/TR069;

⋅ Web management interface;

⋅ Web page packet capture (Web-based Packet-dump);

⋅ Config export/import;

⋅ Software upgrade;

⋅ System work log (Syslog);