TY  - BOOK
AU  - Deal,Richard A.
TI  - CCNA Cisco certified network associate security study guide (Exam 640-553)
SN  - 0071625194
PY  - 2009///
CY  - New York
PB  - McGraw-Hill
KW  - Computer networks
KW  - Security measures
KW  - Problems, exercises, etc
KW  - Examinations
KW  - Study guides
KW  - Telecommunications engineers
KW  - Certification
N1  - Includes index
ER  -