FreePBX 之前被称为 Asterisk Management Portal，是 IP 电话工具 Asterisk的标准化实现，可提供 Web 配置界面和其他工具。FreePBX集成了多个厂家的asterisk兼容卡 ...

Open source PBX software that runs under Linux and ... Supporting traditional telephony (TDM) as well as voice over IP (VoIP), Asterisk is written in C and uses the Unix standard POSIX programming ...

Will this be the year open-source PBX and VoIP systems are ready for their close-up? The opportunity is better than ever, argued attendees at January's Digium Asterisk World conference in Miami.