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单选题

Which description is true about the show login command output displayed in the exhibit?()

发布日期:2021-01-28

Which description is true about the show login com...
A

Three or more login requests have failed within the last 100 seconds.

B

When the router goes into quiet mode, any host is permitted to access the router via Telnet,actual   SSH, and HTTP, since the quiet-mode access list has not been configured.

C

The login block-for command is configured to block login hosts for 93 seconds.

D

All logins from any sources are blocked for another 193 seconds.

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