yate是一个软交换的sip电话。也是一个voip服务器或客户端。
主要支持功能：
VoIP 服务器 VoIP 客户端
VoIP to PSTN 网关 PC2Phone and Phone2PC 网关
H.323 网守
H.323 多端点服务器
H.323<->SIP 转换代理
SIP session border controller
SIP 路由 S
IP 注册服务
Jingle 即时聊天 I
SDN passive and active recorder
IAX2服务器客户端
电话服务器和客户端
呼叫中心服务器 (会议，队列)
IVR语音交互应答
预付费，后付费电话卡系统
兼容Asteirsk的zaptel中继卡
支持linux /windows
Yate is a next-generation telephony engine while currently focused on Voice over Internet Protocol (VoIP) and PSTN, its power lies in its ability to be easily extended. Voice, video, data and instant messaging can all be unified under Yate s flexible routing engine, maximizing communications efficiency and minimizing infrastructure costs for businesses. (2009-08-13, Windows_Unix, 1962KB, 下载249次)