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Jr Information Techologies Co., Ltd.

Supplier From China
Jul-28-08
Supplier : VOIP (IP) terminal products: Voip Gateway, IP Phone

Established: 2004 Standards: CE & FCC

Verification Status



Contact Details:
East, Floor 1, Periods 1, Xintianxia Ind
Shenzhen 518112
Guangdong China


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Jun-20-14
 
Cisco cp-7937g voip conference station ip phone 7937

We can supply you a low price and good quality . We could supply all kinds of fiber optical transceiver .

Interested ? contact me ! sales1(at)allitcl(dot)com
Skype : sunny.Liu885

Specialized_in : cisco , hp, sun, 3com, apple, huawei, h3c , ibm , alcatel-lucent , linksys , nortel , juniper , extreme , foundry, avaya , enterasys d-link , brocade etc

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GOLD Member
May-03-19
Supplier From Tuticorin, Tamil Nadu, India
Mar-27-08
 
Voip gateway

1, Not need to register SIP PROXY, supports Point-to-Point communication (call the other partyí»s IP address directly);
2, Not need to connect any network cable, supports mutual communication between two FXS ports;
3, 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;
4, Built-in Router;
5. With reverse-polarity signal, billing function supported;
6. Support Voice-announcing IP address and operating by hand or by web page;
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, Support various vocoders including G.711 (a-law and u-law), G.723.1 (5.3K/6.3K), G.726, G.729A/B and iLBC;
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 and autherntication (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 manipulaton 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 unit, connect to XDSL/Cable Modem or Network Switch or Router LAN: 1 unit, connect to PC or other network equipment FXS: 2 units, connect to Normal phone, DECT/Cordless phone, Electrograph, Switch etc Power: 1unit, connect to Power adapter: 12V DC---1A Products

Verification Status