TY  - BOOK
AU  - FOROUZAN
TI  - DATA COMMUNICATIONS AND NETWORKING
SN  - 070499357
U1  - 4.6 
PY  - 2003///
CY  - NEW DELHI
PB  - MC GRAW HILL EDUCATION
KW  - CRYPTOGRAPHY
KW  - DOMAIN NAME SYSTEM
KW  - NETWORK LAYER
ER  -