
+86 18915966677

+86 18512585886

lyl@dscom.com.cn
HWD-E2000 is a new-generation intelligent voice gateway designed to meet the business requirements of enterprises, industries, and telecom operators. Built on the principles of maintainability, manageability, and operability, it combines carrier-grade reliability, high-density ports, and large-capacity processing with enhanced functions such as IP voice, IP fax, Modem, and speech recognition. This enables users to construct flexible, efficient, and future-proof communication networks. It supports 4 to 20 E1/T1 electrical port connections.

Enterprise/Industry/Carrier-Grade Trunk Voice Gateway
- High-density rack-mounted equipment, supporting up to 20 E1 ports in 1U height
- Embedded architecture with high reliability, dual active-control hot standby, and dual hot-swappable power supplies
- Service-oriented architecture (SOA) with extensive service support for voice, IP fax, and Modem/POS services
- Flexible dialing rules with country/region-specific customization for rule sets and quantities
- Support for multiple coding standards: G.711A/U, G.723.1, G.729A/B, iLBC, AMR
Extensive PSTN Protocol Support
- ISDN PRI 23B+D (T1), 30B+D (E1), NT/TE configurable
- ITU-T Q.921, ITU-T Q.931, Q.Sig
- SS7 Signaling: ITU-T, ANSI, ITU-CHINA
- MTP1/MTP2/MTP3, TUP/ISUP
- E1 Frame Formats: DF, CRC-4, CRC_ITU
- T1 Frame Formats
- 4-Frame Multi-frame (F4,FT)
- 2-Frame Multi-frame (F12, D3/4),Extended Super-frame (F24, ESF)
- Remote Switch Mode (F72, SLC96)