Juniper JN0-231 Practice Test 2

Question 1 / 40
What are two valid address books? (Choose two.)
66.129.239.128/25
66.129.239.154/24
66.129.239.0/24
66.129.239.50/25
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Suggested answer: A, C
Explanation:
Network Prefixes in Address Books You can specify addresses as network prefixes in the prefix/length format. For example, 203.0.113.0/24 is an acceptable address book address because it translates to a network prefix.
However, 203.0.113.4/24 is not acceptable for an address book because it exceeds the subnet length of 24 bits. Everything beyond the subnet length must be entered as 0 (zero). In special scenarios, you can enter a hostname because it can use the full 32-bit address length.