Wireless Security Questions

15. Before a client station can participate in a wireless LAN using a security solution based on the WPA2-Enterprise framework, what must occur? (Choose 2) A The client station must be issued an IP address by a DHCP server. ? The client station must be associated and EAP authenticated. B C The client station must derive the PMK from the PSK. client station must be Open System authenticated and associated The client station must negotiate an authentication protocol to use with the Al E F The client station must configure and enable its IPSec policy. 16. What security vulnerability was introduced with IEEE 802.11 wireless LAN was not previously present in wired Ethernet LANs? A Eavesdropping B Man-in-the-middle attacks C Client hijacking ? D Encryption cracking E Transmission medium jamming