TY  - BOOK
AU  - Northcutt,Stephen
AU  - Zeltser,Lenny
AU  - Winters,Scott
AU  - Kent,Karen
AU  - Ritchey,Ronald W.
TI  - Inside network perimeter security
SN  - 8129710153
U1  - 005.8 
PY  - 2005///
CY  - Indianapolis, Ind.
PB  - Sams Pub., 
KW  -  Computer networks Security measures
ER  -