TY  - BOOK
AU  - Thomas,Thomas M
TI  - Network security first-step
T2  - First-step series
SN  - 1587200996 (pbk.)
AV  - TK5105.59 .T495 2004
U1  - 005.8 22
PY  - 0000///د.ت
CY  - Indianapolis, IN
PB  - Cisco Press
KW  - Computer networks
KW  - Security measures
N1  - Includes index
ER  -