Hersent, Olivier.
IP telephony : deploying VoIP protocols and IMS infrastructure / Olivier Hersent. - 2nd ed. - Hoboken, NJ : John Wiley, 2011. - xxxiii, 439 p. : ill. ; 26 cm.
Includes index.
9780470665848 (cloth)
2010024553
Internet telephony.
Convergence (Telecommunication)
TK5105.8865 / .H47 2011
004.695 / HEI
IP telephony : deploying VoIP protocols and IMS infrastructure / Olivier Hersent. - 2nd ed. - Hoboken, NJ : John Wiley, 2011. - xxxiii, 439 p. : ill. ; 26 cm.
Includes index.
9780470665848 (cloth)
2010024553
Internet telephony.
Convergence (Telecommunication)
TK5105.8865 / .H47 2011
004.695 / HEI