1. FreePBX 2.5 powerful telephony solutions : configure, deploy, and maintain an enterprise-class VoIP PBX /: configure, deploy, and maintain an enterprise-class VoIP PBX. (2009) Other Names: Robar, Alex; Zimmer, Justin Record Type: Book Extent: 1 online resource (v, 277 pages), illustrations View Content: Available online (eLD content is only available in our Reading Rooms) ↗
2. Building enterprise ready telephony systems with sipXecs 4.0 : leveraging open source VoIP for a rock-solid communications system /: leveraging open source VoIP for a rock-solid communications system. (2009) Other Names: Picher, Michael W Record Type: Book Extent: 1 online resource (314 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗