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SIP to PRI Converter System — XNTEL UCM300D-2E1
High-Capacity SIP-to-PRI Trunk Gateway
The XNTEL UCM300D-2E1 is a reliable and robust SIP-to-PRI Converter System designed to connect modern IP communication networks with existing ISDN PRI/E1/T1 and legacy PBX infrastructure. It enables businesses to route calls between traditional fixed-line telephony and cost-effective IP networks, supporting a smooth transition to VoIP without requiring major changes to existing communication infrastructure.
With support for 2 E1 interfaces and up to 60 simultaneous VoIP-to-ISDN calls, the UCM300D-2E1 is suitable for corporate enterprises, SMEs, call centers, telecom operators, and system integrators that require scalable and reliable SIP-to-PRI connectivity.
The gateway uses dedicated DSP chipsets for IP/TDM signal processing and voice-quality optimization, while its compact desktop design, software-configurable E1/T1 ports, and cost-effective call-routing capabilities make it practical for a wide range of telephony deployments.
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Easy to Install
Clear
Recording
Online
Monitoring
Feature Packed
A complete features set that meets all of your requirements and lowers communication costs.
Easy to Install
You can save a tonne of time with a simple installation and an easy-to-use GUI.
Compatibility
Compatible with various ISDN PBX, IP-PBX, EPABX and softswitch.
Reliability
Stable with advanced hardware and software architecture.
- Support 2 E1
- Support SIP and SS7/ISDN/R2/CAS and More
- Up to 60 simultaneous VoIP to ISDN calls
- Superior Voice Quality and Reliability in Full Load
- Compact in size
- Cost-effective call routing
- Software configurable E1/T1 Ports
- Reliable robust market proven
- Rugged design for 24x7 scenario
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The XNTEL SIP to PRI Converter System (UCM300D-2E1) Trunk Gateway enables seamless call routing between traditional ISDN PRI/E1/T1 lines and modern, affordable IP networks, allowing organizations to capitalize on highly economical VoIP services. By integrating this gateway with your current legacy PBX setups, businesses of any scale can significantly cut voice communication expenses without requiring massive upfront investments to overhaul their existing infrastructure. The system sets itself apart from market alternatives through the inclusion of specialized DSP chipsets, which expertly handle IP/TDM signaling while maximizing audio clarity. Thanks to its exceptional dependability and accessible price point, the UCM300D-2E1 model serves as an ideal bridge solution for access networks across corporations, small to medium enterprises, call centers, and telecommunication providers.
Why Choose Aegis XNTEL E1/PRI Trunk Gateway
Reliable & Robust Telco-Grade Architecture
Built with an external power source, industrial-grade heat sinks, dual 100M Ethernet ports, and carrier-grade hardware, this gateway guarantees a 200,000-hour Mean Time Between Failures (MTBF) and flawless long-term operation.
Dedicated DSP-Empowered Capability
Features standard, built-in signaling packets (including ISDN, SIP, CAS, and R2) alongside highly adaptable protocols perfectly suited to interface with global carrier networks.
99.9999% Availability in Full Load
Each unit successfully supports up to 2E1 (60 channels) while maintaining exceptional responsiveness, system stability, and peak performance—even when operating under demanding loads or limited bandwidth constraints.
Highly Adjustable For Diverse Soft Switch
Powered by proprietary core technologies, it ensures flawless compatibility with a vast range of PBX systems and softswitch platforms, including Avaya, Mitel, Asterisk, Broadsoft, FreeSwitch, and many others.
SIP to PRI Trunk VoIP Gateway Features
| Blocklist | Call Duration Limitation |
| Caller ID Prefix | Call Detail Record (CDR) |
| Caller ID | Configure backup/restore |
| Call Routing Rules | Custom Prompts |
| E1/T1/J1 Diagnostics | Firewall |
| Firmware Upgrade by HTTP/TFTP | IP Blocklist |
| NAT Traversal | T.38 fax |
| SIP Trunk Support | Packet Capture Tool |
| Trunk Group | SIP Peer Mode |
| SIP Registrar for IP phones | System Logs |
| Web-based Configuration | Many more |
Technical Specifications
| Technical Specification : | ||
|---|---|---|
| Main Model No. | CM300G-E1 | CM300G-2E1 |
| Sessions | 30 | 60 |
| Routing Features | Call routing and translation (from PCM to IP or reversely) | |
| IP Interfaces | Dual redundant 2 *100 Base-T Ethernet for VoIP payload and signaling | |
| IP protocols | TCP/UDP, HTTP, ARP/RARP, DNS, NTP, TFTP, TELNET, STUN, etc. | |
| Coder Support | G.711A,G.711U, G.729 | |
| Power Supply | Single | |
| TDM Signaling Protocols | ISDN PRI/MF R2/SS7 ISUP/SS7 MTP1~3/SS7 SIGTRAN/SS7 TCAP | |
| Power Requirements | 12V DC | |
| Mounting | Desktop | |
| Compatibility | Interoperable with most IP-PBX and UC Platform, and field-proven by SMB and Carriers Worldwide | |
| Dimensions H*W*D(mm) | 30*190*120 | |
| Environment | Operating temperature range :0 to +55 °C, 8-90% relative humidity non-condensing Storage temperature range:-20 to +85 °C, 8-90% relative humidity non-condensing | |
| Routing | Call Routing and translation (PCM↔IP) | |
| Safety | Compliant with most international standards, please ask sales representatives worldwide. We would comply all new safety standard to for different regions around the world while needed. | |
| EMC/EMI | Compliant with most international standards. For compliance documents, please contact sales representatives. | |
| OAM&P | Network Time Protocol(NTP) Web User interface (WebUI) supports configuration via browser SNMP MIBs | |
| Dedicated DSP-Empowered Capability | Telecom-style DSP algorithm has been optimized for over decades, assuring seamless compliance with any network environment. Plentiful DSP resources are allocated for signaling, media processing, bandwidth optimization, Telco redundancy | |
| Highly Adjustable For Diverse SoftSwitch | Homegrown core technologies to assure seamless compliance with diverse softswitch platform Including Mitel, Avaya, Broadsoft, Yate, OpenSIP, Asterisk, VECTRA, VSC, SIPPULSE, Tropico, FreeSwitch and more other softswitch | |
ONE SOLUTION FOR EVERY INDUSTRY.
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