フリー問題

Security, Professional (JNCIP-SEC) のフリー問題 4 / 20 問目

問題文

A security profile that reserves 40 zones and allows a maximum of 60 zones is bound to a user logical system. During a busy period the administrator of that logical system reports that a commit that adds one more zone fails, even though the same commit succeeded a week earlier. Which statement explains the two quotas?

選択肢

  1. The reserved amount of 40 zones is always available to the logical system, while the 20 zones above it are taken from the free global pool, so the maximum allowed amount only caps how much of that free pool this logical system may claim and never guarantees that the zones are there.
  2. A reserved amount takes precedence over the maximum allowed amount, so this logical system is capped at 40 zones and the higher figure only records what the primary administrator intends to grant at the next review of the profile.
  3. Zones behave like flow sessions, which are aged out and returned to the pool, so the gap between the two amounts does not matter and the failure comes from the revalidation that runs whenever a bound profile is touched.
  4. Both amounts are guaranteed, and the difference between them only records how much the primary administrator plans to hand over later, so the failure means that the primary logical system itself has consumed the zone count of the whole device, which leaves no free zones and makes the reserved amount the value that has to be raised.

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