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Solution_TDM_diagram

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SIP-PRI Enterprise Session Border Controllers with SIP ALG and B2BUA.

  • Serving today’s business customers with TDM-PRI PBXs
  • Seamless migration to tomorrow’s IP-based hosted or SIP trunking services
  • Business friendly features:
    • Reliable fax with T.38
    • POS friendly with high/low-speed modem support
    • Two B Channel Call Transfer (TBCT) and RLT support
  • Highly manageable with Auto-provisioning and device management

The B2BUA and SIP ALG capable PRI Enterprise Session Border Controllers (ESBCs) combine the capabilities of a SIP-PRI gateway with InnoMedia’s SIP ALG and B2BUA ESBCs, thus allowing broadband service providers to offer services to TDM-PBX customers today, with an easy migration path to SIP trunking or hosted services when the customers transition from TDM to IP adopting IP-PBX or IP Centrex services.

 

ESBC TDM-to-IP

Figure 1. PRI ESBC for Business Voice Services to TDM-PRI PBX Customers Today and IP-PBX/Hosted Services Tomorrow

The products in this category include the Ethernet version ESBC9380 and the DOCSIS 3.0 cable modem-embedded version ESBC9580.  The ESBC9380 and ESBC9580 PRI ESBCs offer the following features and capabilities:

  • Business friendly telephony features:
    • Reliable fax with T.38
    • POS friendly with high/low-speed modem support
    • Two B Channel Call Transfer (TBCT) and RLT support
  • Highly manageable with advanced diagnostic features, Auto-provisioning, and device management
    • PRI to SIP ladder diagram, (See Figure 2. PRI-SIP Ladder diagram below), PCAP packet captures
    • RTCP-XR and end-of-call VoIP metrics syslog reporting
    • Supporting various forms of provisioning
    • Working with InnoMedia’s element management system for remote monitoring and management
  • QoS:
    • Smart-DQoS™ for Cable – ESBC monitors and intelligently sets up UGS service flows to ensure QoS
    • VLAN & TOS/DSCP for Ethernet
  • B2BUA and SIP ALG

 

PRI-SIP Ladder Diagram

Figure 2. PRI-SIP Ladder Diagram

To allow easy northbound SIP server/IMS interoperability, the PRI ESBC supports Trunk SIP Profile configuration for various header format settings.  The Trunk SIP Profile setting page GUI is shown in Figure 3 below:

 

ESBC Trunk SIP Profile

Figure 3. Trunk SIP Profile GUI Example

The table below highlights InnoMedia’s PRI ESBC advantages.
 
InnoMedia PRI ESBC Advantages
Highest Level of Integration eCM, eSBC, FXS, Internal battery, PRI
Advanced DOCSIS 3.0 8×4 channel bonding, 24 UGS SIDs for 24 QoS service flows
Complete Session Border Control features B2BUA and Registrar for SIP trunk, SIP ALG for hosted PBX,
NAT traversal, SIP normalization, IMS ready, SIPConnect compliant
911 support
QoS Smart™-DQoS for Cable – ESBC monitors and intelligently sets up service flows for SIP trunks, IP Centrex, and FXS lines to ensure QoS
VLAN & TOS/DSCP for Ethernet
Business Line features Ground start/loop start and CPC/Open Loop Disconnect → Key Phone Systems/Analog PBXs
Low-speed modem → Credit card reader
Fax with T.38, DTMF with RFC 2833
Complete with carrier-grade monitoring Devices (PRI and FXS ports) VoIP Performance Metrics → RTCP-XR and end-of-call syslog reporting:
Voice quality: R-factor, MOS scores
Network performance: Delay, packet loss, jitter
Advanced Diagnostic utilities: PRI-SIP ladder diagram and packet capture
Element Management System (EMS) for device status monitoring, event reporting, remote access for device diagnostics, and VoIP performance metrics display and analysis
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