B100 Series

OpenVox B100 Series provides 1 ports of S/T BRI interface. The BRI port can be configured for TE or NT mode by jumpers. This port configuration is detected by the driver automatically.

B100 Series S/T BRI interface card delivers great voice quality in the telephony systems. It turns your legacy ISDN BRI equipment into powerful Voice over IP devices and provides a soft migration path from ISDN technology to the new Voice over IP world.
  • About
  • Features

The B100 Series brings powerful ISDN BRI connectivity to your Linux machine. It comes with fully GPLed drivers for the Linux kernel.

B100 Series works with Asterisk®, Elastix®, FreeSWITCH™, PBX in a Flash, trixbox®, Yate™ and IPPBX/IVR projects as well as other Open Source and proprietary PBX, Switch, IVR, and VoIP gateway applications.

Target Applications

  • ISDN BRI PBX (embedded)
  • VoIP BRI Gateways
  • ISDN LAN Routers for BRI
  • ISDN Least Cost Routers for BRI
  • ISDN Test Equipment for BRI
  • PBX to PBX trunking


  • RoHS Compliant
  • Certificates: FCC, CE and LVD

Operating Systems

  • Linux (all versions, releases and distributions from 1.0 up)

Technical Specifications

  • Single port of S/T BRI interface
  • 1 RJ-45 interfaces on a single PCI/PCI-E bracket
  • ITU-T I.430 and TBR 3 certified and S/T ISDN supporting in TE and NT mode
  • DTMF detection on the B-channel
  • Multiparty audio conferences bridge
  • The port can be configured for TE or NT mode

Minimum Hardware Requirement

  • 800-Mhz Pentium III
  • 128MB RAM

B100 Series ISDN BRI Cards
  Product Model   B100E   B100P
Power 0.40W Minimum, 0.57W Maximum 0.05W Minimum, 0.13W Maximum
Operation temperature 0°C to 50°C
Storage temperature -40°C to 125°C
Dimension 120mm*69mm*18mm 120mm*50mm*16mm
Weight 51g 46g
Interface PCI-E PCI


  • Up to 2 Simultaneous Voice Calls Over 1 ISDN BRI Lines (Per PCI Slot)
  • Support TE or NT Mode

PDF Manual