| Hardware |
| WAN |
1 x 10/100Mbps RJ-45 port
|
| LAN |
1 x 10/100Mbps RJ-45 port |
| Voice |
1 x RJ-21 connector for connecting to telephone patch panel (16 x FXS, 16 x FXO) |
| Protocols and Standard |
| Standard |
H.323 v2/v3/v4 and SIP (RFC 3261) , SDP (RFC 2327), Symmetric RTP,STUN (RFC3489), ENUM (RFC 2916), RTP Payload for DTMF Digits (RFC2833), Outbound Proxy Support |
| Voice codec |
G.711(A-law /u-law), G.729 AB, G.723 (6.3 Kbps / 5.3Kbps) |
| Fax support |
T.30, T.38 |
| Voice Standard |
Voice activity detection (VAD) Comfort noise generation (CNG) G.165/G.168 Echo cancellation Dynamic Jitter Buffer |
| Protocols |
TCP/IP, UDP/RTP/RTCP, HTTP, ICMP, ARP, NAT, DHCP, PPPoE, DNS |
| Advanced Function |
Virtual Server, Smart QoS, IP TOS (IP Precedence) / DiffServ, Build-in NAT router function |
| Network and Configuration |
| Access Mode |
Static IP, PPPoE, DHCP |
| Management |
Web, Telnet, Console |
| LED Indications |
System: 2, PWR/CPU WAN: 1, LNK/ACT LAN: 1, LNK/ACT Voice 16, In-Use/Ringing |
| Dimension (W x D x H) |
440 x 250 x 44 mm |
| Operating Environment |
0~40 Degree C, 0~95% humidity |
| Power Requirement |
110~240V AC 50/60Hz |
| EMC/EMI |
CE, FCC Class B |
|