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CCIE Security Written Exam (400-251) Exam Questions

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CCIE Security Written Exam (400-251)

127 / 530

Question 127:

When implementing WLAN security, what are three benefits of using the TKIP instead of WEP? (Choose three.) 

Answer options:

A. TKIP uses an advanced encryption scheme based on AES.
B. TKIP provides authentication and integrity checking using CBC-MAC.C. TKIP provides per-packet keying and a rekeying mechanism.
D. TKIP provides message integrity check.
E. TKIP reduces WEP vulnerabilities by using a different hardware encryption chipset.
F. TKIP uses a 48-bit initialization vector.