Hacking exposed VolP :
005.8END
Endler, David
Hacking exposed VolP : voice over IP security secrets & solutions / by David Endler and Mark Collier.- New Delhi:Tata Mc-Graw Hill Publishing,2007.
xxvii, 546 p.;23 cm. (Pbk.)
Note: Includes index.
ISBN:0070647658 Rs. 495.00
D.B.Act / Pub /ENG-86035/ EN-69568 / 495.00 /sign