| 硬件规格 |
| WAN端口 |
1 x 10/100Mbps RJ-45 port |
| LAN端口 |
1 x 10/100Mbps RJ-45 port |
| Voice Port |
8 x RJ-11 connection (4 x FXS, 4 x FXO)
|
| 协议与标准 |
| 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 Coding |
G.711(A-law /?-law), G.729 AB, G.723 (6.3 Kbps / 5.3Kbps) |
| 支持Fax |
T.30, T.38 |
| Voice Standard |
Voice activity detection (VAD)
Comfort noise generation (CNG)
G.165/G.168 Echo cancellation
Dynamic Jitter Buffer
|
| Protocol |
SIP 2.0 (RFC-3261), H.323, TCP/IP, UDP/RTP/RTCP, HTTP, ICMP, ARP, NAT, DHCP, PPPoE, DNS |
| Advanced Functions |
Virtual Server, Smart QoS, IP TOS (IP Precedence) / DiffServ, Built-in NAT router function |
| 网络设定 |
| Access Method |
Static IP, PPPoE, DHCP |
| Management |
Web, RS-232 Console, Telnet |
| LED 指示灯 |
System: 2, PWR, CPU
WAN: 1, LAN/ACT
LAN: 1, LNK/ACT
Voice 8, In-Use/Ringing
|
| 尺寸 (W x D x H) |
300 x 160 x 40 mm |
| Operating Environment |
0~40 degrees C, 0~95% humidity |
| Power Requirement |
12V DC |
| EMC/EMI |
CE, FCC Class B |
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