InterTelLeader has developed and launched a newest product --- HG325 to meet SOHO and home user´s access requirement, It provides VoIP and LAN interconnect services in one box. HG325 softly support SIP protocol, integrates rich interface (2*FXS+1*WAN+4*LAN).
Features
1) Protocol: SIP (RFC2543, RFC3261), softly compatible with widely used Soft-Switch. such as Huawei, ZTE, Alcatel-Lucent;
2) Voice Coder: ITU-T G.711(A/m-law), G.723.1(5.3K/6.3K), G.729A/B, HG325 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, IGMP, NTP, SNTP and so on;
5) Powerful data switch function: VLAN, IGMP, 4 levels QOS, port rate control and so on,
6) IP address distribution: static or dynamic(PPPOE and DHCP);
7) NMS: support CLI and Web, integrates IVR, user can set HG325 by the connected phone dial pad;
8) Equipment can be remotely upgraded through WAN(Internet);
9) Volume gain: -31dB ~ +31dB;
10) Support silence compression, voice active detection(VAD) and comfortable noise generation (CNG);
11) Support T.30, T.38 fax, fax Pass-Through mode;
12) Support Modem dial;
13) Support auto-adaptive Jitter-Buffer;
14) Support TOS(Type Of Service), QOS(Quality of Service);
15) Support RFC2833 and redundant RFC2833;
16) Support PLC(Packet loss compensation).
Specification
1) CPU: MIPS SOC GC3210W, Maximum Clock frequency 266MHz;
2) Memory: 4MBytes NOR Flash, 32MBytes SDRAM;
3) Operating System: Linux2.6;
4) POTS: 2FXS, RJ11, can connect traditional telephone, Fax machine or MODEM;
5) Ethernet interface: 5RJ45(1 WAN, 4 LAN), 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, Switch, Router, Firewall and so on;
6) Indicator: total 8, 1 for power supply, 2 for configuration status, 2 for telephone status and 5 for Ethernet status;
7) Button: 1, for reset or restore to factory configuration;
8) Power supply: direct current +12V, supply from external power adapter;
9) Power consumption: 6W with full run;
10) Ambient temperature: -5°C ~ +55°C;
11) Ambient humidity: 10~90％, non-condensation.
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