Origin	China
Model Number	HG321
Brand Name	V-Solution

V-SOLUTION has developed and launched IAD3210 to meet Telecom carrier, service provider to provide perfect VoIP / FoIP solution.

Specification
1)    CPU: MIPS SOC GC3210W, Maximum Clock frequency 266MHz;
2)    Memory: 4MBytes NOR Flash, 32MBytes SDRAM;
3)    POTS: 2FXS, RJ11, can connect traditional telephone, Fax machine or MODEM;
4)    Ethernet interface: 2RJ45, complying with IEEE802.3/802.3u, 10/100M auto-adaptive, Full Duplex, support Auto MDIX, VLAN Tag, IEEE802.3x flow control and so on, could connect PC, L2/L3 Switch, Router, Firewall and so on;
5)    UART interface: RS-232, RJ45, for Console(configuration and CLI);
6)    Power supply: direct current +12V, supply from external power adapter;
7)    Ambient temperature: -5 C ~ +55 C;
8)    Ambient humidity: 10~90%, non-condensation.

Features
1)    Protocol: SIP(RFC3261), softly compatible with widely used Soft-Switch. such as Huawei, ZTE, Alcatel-Lucent;
2)    Voice Coder: ITU-T G.711(A/?-law), G.723.1(5.3K/6.3K), G.729A/B, IAD3210 can auto negotiate with SIP Server;
3)    Echo canceller: complied with ITU-T G.168-2002, 128ms(Max);
4)    Network protocol: TCP/IP, UDP, RTP/RTCP, ARP, TFTP, HTTP, Telnet, ICMP, PPPOE, DHCP Client, NTP, SNTP and so on;
5)    IP address distribution: static or dynamic(PPPOE and DHCP);
6)    NMS: support CLI and Web;
7)    Equipment can be remotely upgraded through WAN(Internet);
8)    Volume gain: -31dB ~ +31dB;
9)    Support silence compression, voice active detection(VAD) and comfortable noise generation (CNG);
10)    Support T.30, T.38 fax, fax Pass-Through mode;
11)    Support Modem dial;
12)    Support auto-adaptive Jitter-Buffer;
13)    Support TOS(Type Of Service), QOS(Quality of Service);
14)    Support RFC2833 and redundant RFC2833;
15)    Support PLC(Packet loss compensation).
16)     michael dot ma at v-solution dot cn