单项选择题
You configured an interface with an IP address and committed the change. You then committed a change that added an exception in a firewall filter to allow this network through the filter. You realize that this work was done on the wrong router. How do you undo all these changes?（）
A. rollback 2
B. rollback 1
C. rollback 0
D. rollback 3
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相关考题
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多项选择题
Which two statements are true when using the configure exclusive CLI command?（）
A. Multiple users can enter configuration mode and have their own private configuration.
B. When a user commits, only the user's changes are committed.
C. A message indicates which other users are in configuration mode and what portion of the configuration they are editing.
D. Only a single user can edit the configuration. -
多项选择题
Which two statements apply when a user has entered private configuration mode by typing configure private?（）
A. All users have their own active configuration.
B. All users have their own private candidate configuration.
C. When a user commits, all nonconflicting changes made by all users are committed.
D. When a user commits, only the user's own changes are committed. -
单项选择题
Which CLI keyboard sequence allows you to move the cursor to the beginning of the line?（）
A. Ctrl+e
B. Ctrl+p
C. Ctrl+w
D. Ctrl+a
