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单项选择题How do you ping from configuration mode?()

A、[edit interfaces]   user@router# run ping 1.1.1.1

B、[edit interfaces]   user@router# ping 1.1.1.1

C、[edit interfaces]   user@router# up ping 1.1.1.1

D、[edit interfaces]   user@router# exit ping 1.1.1.1

  • A
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