TY  - BOOK
AU  - Held,Gil
TI  - Voice & data internetworking
SN  - 0072131837
PY  - 2001///
CY  - New York
PB  - Osborne/McGraw-Hill
KW  - TCP/IP (Computer network protocol)
KW  - Digital telephone systems
KW  - Computer networks
KW  - Data transmission systems
ER  -