TY  - BOOK
AU  - Thermos, Peter 
TI  - Securing Voip Networks : Threats, Vulnerabilities, And Countermeasures
SN  - 9780321437341
U1  - 005.8 
PY  - 2008///
CY  - Upper Saddle River
PB  - Addison-wesley
N1  - index
ER  -