TY  - GEN
AU  - Davidson,Jonathan
AU  - Peters,James
AU  - Gracely,Brian
TI  - Voice over IP fundamentals 
SN  - 1578701686
U1  - 004.6 
PY  - 2001///
CY  - New Delhi
PB  - Techmedia
KW  - Internet telephony
N1  - Includes index
ER  -