TY  - BOOK
AU  - Picher,Michael W.
ED  - ProQuest (Firm)
TI  - Building enterprise ready telephony systems with sipXecs 4.0: leveraging open source VoIP for a rock-solid communications system 
T2  - From technologies to solutions
SN  - 9781847196811
AV  - TK5105.8865 .P53 2009
PY  - 2009///
CY  - Birmingham, U.K.
PB  - Packt Publishing
KW  - Internet telephony
KW  - Telephone systems
KW  - Electronic books
N1  - Includes index
UR  - https://ebookcentral.proquest.com/lib/kuct-ebooks/detail.action?docID=956352
ER  -