2 FXS Port VOIP Gateway
1 WAN + 1 LAN + 2 FXS1, 1, 1,Three SIP PROXY and accounts
registered at the same time for each FXS port (so total is 6 user
names), one SIP PROXY offline, other one can replace it to work
timely;
2, Built-in Router;
3, With reverse-polarity signal, billing function supported;
4, 4 4, Support mutual communication between two FXS ports when the
device does not connect any network cable.
5. 5,Support Point-to-Point communication (call the other party¡¯s
IP address directly) when the device does not register any SIP
network server platform.
6. 6,Support Voice-announcing IP address and operating by hand or
by web page.
7, , 7,Support SIP 2.0 (RFC3261), TCP/UDP/IP, RTP/RTCP, HTTP, ICMP,
ARP/RARP, DNS, DHCP (both client and server), NTP, PPPoE, STUN,
TFTP;
8, Powerful digital signal processing (DSP) to ensure superb audio
quality;
9, Advanced adaptive jitter control and packet loss concealment
technology;
10, 10,Support various vocoder including G.711 (a-law and u-law),
G.723.1 (5.3K/6.3K), G.726, G.729A/B and iLBC;
11, 11,Support Caller ID/Name display or block, Hold, Call Waiting,
Flash, Call Transfer (blind/consultative );
12, Call forward, in-band DTMF, Dial Plans;
13, Support call waiting caller ID;
14, Support fax pass through and T.38 (pending);
15, Support silence suppression, VAD (Voice Activity Detection),
CNG (Comfort Nois Generation);
16, Line echo cancellation (G.168), and AGC (Automatic Gain
Control);
17, Support standard encryption (DIGEST using Md5 andMD5-sess);
18, Support for Layer 2 (802.1q VLAN, 82.1P) and Layer 3 Qos (Tos,
Diffserv, MPLS);
19, Support automated NAT traversal without manual main pulaton of
firewall/NAT;
20, Support device configuration via built-in IVR, web browser or
downloading encrypted configuration file through TFTP or HTTP;
21, Support firmware upgrade via TFTP or HTTP;
22, Ultra compact (wallet size) and lightweight design, great
companion for travelers;
23, Desk/Wall mounts.Interface:
WAN: 1 pcs, connect to XDSL/Cable Modem or Network Switch or Router
LAN: 1 pcs, connect to PC or other network equipment
FXS: 2 pcs, connect to Normal phone, DECT/Cordless phone,
Electrograph, Switch etc
Power: 1 pcs, connect to Power adapter: 12V DC---1ASize:
13.5*10.8*3.3
