TY - BOOK AU - Boyles, Tim TI - CCNA security: study guide SN - 978-0-470-52767-2 AV - TK5105.5 B59 PY - 2010/// CY - Canada PB - Wiley Publishing KW - Informática N2 - Validate your ability to secure Cisco networks with Cisco's CCNA Security certification. This in-depth study guide prepares you for exam 640-553, Implementing Cisco IOS Network Security (IINS). Topics include indentifying threats and analysing risks, creating a security policy, securing Cisco routers, configuring AAA using Cisco Secure ACS, configuring defenses against Layer 2 attacks, implementing a Cisco IOS firewall, and much more ER -