Integration with Existing WLAN Deployments

For many enterprise users, there exists a large amount of legacy WLAN equipment that does not have the capability to utilize one of the previous methods of design to secure WLANs. In this case, the network designer needs to do a detailed threat analysis of the legacy WLAN environment and secure these networks with supplementary technology to the WLAN device, such as firewalls and network intrusion detection.

WPA Upgradeable, WEP Only, and Pre-WEP Devices

The primary legacy technologies to integrate are WPA upgradeable, WEP only, and what is termed “pre-WEP” 802.11 devices. The WEP-only devices are WEP capable, but they do not have the capability to be upgraded to either WPA or 802.11i. As previously ...

Get Cisco Wireless LAN Security now with O’Reilly online learning.

O’Reilly members experience live online training, plus books, videos, and digital content from 200+ publishers.