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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.
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
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:
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 | ||
