00736cam a22002294a 4500 0131547313 9780131547315 QA 76.9 TIB Tibbs, Richard W. Firewalls and VPNs : principles and practices / Upper Saddle River, N.J : Pearson/Prentice Hall, c2006. xxii, 442 pages : Illustrations ; Security series , Includes index. Computer networks -security measures. Computer security. Firewalls (Computer security) Extranets (Computer networks) Oakes, Edward B. http://catdir.loc.gov/catdir/toc/ecip0512/2005012530.html BK 0 0 lcc 0 GIMPA GIMPA REF 2008-01-10 Purchase 0 QA 76.9 TIB 52820 2023-10-10 2023-10-10 BK 3595 3595