Dual Span E1/T1/J1 digital card, PCI express, use for 2U, 4U PC Case

Main Features

• Support two-way E1 / T1 / J1 digital trunk lines, and support SS7 (TUP / ISUP), PRI, R2 and other signaling.
• Support telephone standards for industrial-grade and data protocols, including SS7 Signaling, PPP, Cisco, HDLC, and Frame Relay data models.
• Line coding format: HDB3 / AMI / B8ZS
• frame format is: CRC4 / non-CRC / ESF / D4T1 / E1.
• The driver layer is fully compatible with Asterisk boards and fully enjoy security and stability of open source.
• No additional drivers are required, to avoid potential risks. Fully use DAHDI / Zaptel driver coming with Asterisk, without installing any patches.
• Support Linux, BSD, CentOS, openSUSE, Fedora, Debian, Ubuntu, AstLinux, FreeBSD, OpenBSD operating system.
• It is based on DMA data reading and writing technology to support fast data transmission, reducing the occupancy rate of the computer CPU significantly.
• Support codeing with A-Law, μ-Law, G.729, G.723, GSM, Speex, ADPCM format.
• Automatically identify of PCI bus voltage (5V or 3.3V).
• Suitable for installation in a 2U or 4U server chassis with PCI-E interface.

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Technical Specification

• 2 RJ48 interface on board, compatible with T1, E1 or J1 mode.
• It is based on PCI-E 1X and is compatible with 2X, 4X, 8X and 16X.
• High stability of the firmware output / input.
• Power consumption: 2.89W.
• Working environment temperature: 0 - 50 ℃.
• Storage environment temperature: -40 - 125 ° C.
• Packing size: 230MMX140MMX40MM.
• Package weight: 0.2KG.
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Suitable operation system

• Linux OS(all versions and distributions above 1.0 or 1.0).
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System hardware minimum configuration

• CPU: 800-Mhz Pentium III
• Memory: 128Mb
• Available PCI-E slots