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Unified Communications

Provide local, private, public or hybrid solutions

1/2/4 * E1 / T1 trunk media gateway

Cost-effective, flexible installation

Support echo cancellation, dynamic jitter and comfort noise detection to ensure voice quality;
E1 / T1 interface using RJ48C standard;
Multiple coding standards: G.711A / U, G.723.1, G.729A / B, iLBC
1/2/4 * E1 / T1 trunk media gateway
    Standard protocol, good compatibility
  • Support standard SIP protocol, perfectly compatible with open source softswitches such as Asterisk, Elastix, Freeswitch and small and medium IPPBX platforms
  • Supports PRI / SS7 (ISUP / TUP) signaling, and seamlessly connects with ALCATEL, Siemens, avaya, cisco, Huawei, ZTE and other switches.
  • Simple management and easy maintenance
  • Based on Web page management, friendly interface and simple operation;
  • Support SNMP standard protocol, can centrally manage and monitor the equipment;
  • Provide SYSLOG service, can send detailed call information and CDR bill;
  • Provides functions such as network packet capture, signaling call test, and system log download to facilitate problem location;
  • 1/2/4 * E1 / T1 trunk media gateway Cloud Platform Management (DMCloud)
  • DMCloud is a comprehensive network management cloud platform independently developed by users. Users can perform unified management for distributedly deployed devices and create different regions and sites according to the actual deployment of the devices to help users master the installation and online status of the devices. In addition, the system also provides Real-time monitoring, alarm push, bill statistics, performance statistics and other functions. Provide remote web, remote telnet, etc., to facilitate remote positioning of users, save operation and maintenance costs, and improve operation and maintenance efficiency
  • Voice characteristics
  • Protocol: SIP v2.0, RFC3261
  • G.711a / u law, G.723.1, G.729A / B, iLBC
  • Silence suppression and detectionComfort noise generation (CNG)
  • Voice Activity Detection (VAD)
  • Echo Cancellation (G.168), maximum 128ms
  • Adaptive dynamic buffering
  • Call progress tone generation
  • Voice gain control
  • DTMF: SIP INFO, RFC2833, Inband
  • Physical interface
  • Number of E1 / T1 ports: 1/2/4 E1 / T1
  • Interface type: RJ48 (impedance 120Ω)
  • Ethernet interfaceFE1: 10/100 Base-T adaptive Ethernet
  • FE0: 10/100 Base-T adaptive Ethernet
  • Serial port: 1 * RS232, 115200bps

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