1. Asterisk 1.4 : the professional's guide : implementing, administering, and consulting on commercial IP telephony solutions /: the professional's guide : implementing, administering, and consulting on commercial IP telephony solutions. (©2009) Other Names: Carpenter, Colman; Plain, Ian; Smith, Jared, 1975-; Lindheimer, Philippe Record Type: Book Extent: 1 online resource (vii, 262 pages), illustrations View Content: Available online (eLD content is only available in our Reading Rooms) ↗