TY  - BOOK
AU  - Vacca,John R.
AU  - Ellis,Scott
TI  - Firewalls: jumpstart for network and systems administrators 
SN  - 11555582974
PY  - 2005///
CY  - Amsterdam
PB  - Elsevier/Digital Press
KW  - Firewalls (Computer security)
N1  - Includes bibliographical references and index
UR  - http://www.loc.gov/catdir/toc/els051/2004063211.html
ER  -