HP0-J65 Question #214: Real Exam Question with Answer & Explanation

Your customer is an internet company which develops software for business platforms. Since they have high standards for the quality of their products, they have a separate test environment. They have modernized their production SAN environment and they want to re-use their old switches to implement a core-edge topology for the test environment. As a core switch they will use an HP 8/80 SAN Switch, and they have three HP StorageWorks 4/64 SAN Switches as edge switches. They have 150 test servers, two storage arrays and two small tape libraries in their test environment. They are asking you how many ISLs they should use for the connection of one edge switch to the core switch. Based on HP best practices, how many ISLs do you recommend?