フリー問題

問題文

An operator wants tracing that covers ordinary operations together with changes to the routing table, and the documentation describes the flag chosen as a combination of two other flags rather than a single kind of event. In the same output a neighbor is shown while it is fetching the newer advertisements it found out about but has not yet received. Which combination is being shown?

選択肢

1. The trace configuration switches on the general flag, and that neighbor is shown in this exchange state
2. The trace configuration switches on the general flag, and that neighbor is shown in this loading state
3. The trace configuration switches on the error flag, and that neighbor is shown in this loading state
4. The trace configuration switches on the error flag, and that neighbor is shown in this exchange state