A large enterprise wants to replace its legacy switches at the access layer of a campus network
and may be interested in also implementing HP Intelligent Resilient Framework (IRF) at the
access layer. Which switches would you recommend?

A.
HP 3800 Switch Series

B.
HP 5400 zl Switch Series

C.
HP 5500HI Switch Series

D.
HP 7500 Switch Series

Explanation:
http://h17007.www1.hp.com/docs/whatsnew/maidstone/HP-5500-HI-Switch-Series-
4AA3-8995ENW.pdf