FAQ with installation, debugging and voice‑quality troubleshooting for OpenVox A800P and A1200P PCI telephony cards.
This document provides a collection of frequently asked questions and solutions for the OpenVox A800P and A1200P PCI telephony cards. It covers common installation problems, driver compilation issues, and configuration steps needed to get the cards working under CentOS with Zaptel and Asterisk.
Key sections include detailed installation guidance, debugging commands such as zap show channels, troubleshooting of LED and power issues, voice‑quality problems, example configuration files, and a list of compatible hardware and software references. This manual is written in Chinese.
| A800P ports | 8 port FXS/FXO |
|---|---|
| A1200P ports | 12 port FXS/FXO |
| PCI bus version requirement | 2.2 or higher |
| Power cable requirement | HD power cable must be connected |
The cards require a PCI bus version of 2.2 or higher.
Run the command zap show channels in the CLI to list the detected channels.