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

Technical Specification
1. 1 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.
Suitable for installation in 2U or 4U server enclosures with PCI-E interface.
2. High stability of the firmware output / input.
3. Power consumption: 2.73W.
4. Working environment temperature: 0 - 50 ℃.
5. Storage environment temperature: -40 - 125 ° C.
6. Packing size: 230MMX140MMX40MM.
7. Package weight: 0.2KG.

Suitable operation system
Linux OS(all versions and distributions above 1.0 or 1.0).

System hardware minimum configuration
CPU: 800-Mhz Pentium III
Memory: 128Mb
Available PCI-E slots


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