Digium Wildcard TE820 PCI Express ISDN PRI Card with Echo Cancellation (1TE820BF)

The Digium Wildcard TE820 PCI Express ISDN PRI Card with Echo Cancellation (1TE820BF) is built exclusivelyfor high-density Asterisk® applications that require high-performance, cost effective digital connectivity.

The Digium Wildcard TE820 PCI Express ISDN PRI Card with Echo Cancellation (1TE820BF) includes eight independently software-selectable digital telephony interfaces, supporting up to 192 channels (in T1/J1 mode) or 240 channels (in E1 mode) — the highest single-card port density avail-able for use with Asterisk. The TE820 seamlessly interconnects traditional telephony systems with Voice over IP (VoIP) technologies at the lowest per-port price on the market today.

Digium Wildcard TE820 PCI Express ISDN PRI Card with Echo Cancellation (1TE820BF) card supports industry standard telephony protocols, including multiple variants of Primary Rate ISDN. Each span can be configured as either CPE or network for optimal flexibility. The optional VPMOCT256 hardware echo cancellation module, based on the industry-leading Octasic chipset, offloads the task of echo cancellation from the CPU, increasing overall system performance and call quality.

The TE820 card has been designed to be fully compatible with existing software applications and is fully integrated with Digium’s Asterisk software. The open source drivers for Digium cards support an application programming interface (API) for custom application development. The combination of Digium hardware and Asterisk software provides a cost effective platform for building numerous communications solutions, from PBX system and VoIP gateways to call centers and complete unified communications suites. Digium solutions are paving the way for a new generation of worldwide communications.

Digium Wildcard TE820 PCI Express ISDN PRI Card with Echo Cancellation (1TE820BF) Features

• Up To Eight (8) T1, E1 or J1 interfaces*
• Up to 192 (T1/J1) or 240 (E1) simultaneous calls
• Interfaces are software selectable (T1, E1  or J1 Mode)
• Half-length, full-height PCI-Express card
• Optional 128ms hardware echo   cancellation module
• *4 RJ-45 connectors, each supporting two  circuits. Break-out dongles are included.

Target Applications

• Enterprise Phone Systems
• Enterprise IVR Servers
• High-density VoIP gateway systems
• High-density conferencing systems
• Carrier media server platforms

Framing Types

• Superframe (D4)
• Extended Superframe (ESF)
• Channel Associated Signaling (CAS)
• Common Channel Signaling (CCS)

Coding Types

• Alternative Mark Inversion (AMI)
• Bipolar with Eight (8) Zero Substitution (B8ZS)
• High Density Bipolar Order Three (HDB3) 
• with optional CRC4

PRI Switch Compatibility

• EuroISDN (PRI or PRA) — Q.931/Q.921
• AT&T 4ESS Network or CPE
• DMS 100 National ISDN 2
• Lucent 5E CAS Voice Modes

Warranty

• 5-year parts and labor
• Exceptional Satisfaction Policy

Production Quality

• ISO 9001 Certified

Ordering Details

• 1TE820F: 8 Span PCI Express T1/E1/J1 PRI Card
• 1TE820BF: 8 Span PCI Express T1/E1/J1 PRI Card with Echo Cancellation Module
• 1VPMOCT256LF: 256 Channel Echo Cancellation Module

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