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單項(xiàng)選擇題

A network administrator would like to view detailed interface status, properties, statistics, errors,and CoS packet counters.Which operational command will display this information?（）

A. show interfaces extensive
B. show interfaces
C. show configuration interfaces
D. show interface status

單項(xiàng)選擇題

Which statement is true regarding the Network Time Protocol (NTP) on Junos devices?（）

A. MD5 authentication is supported by the Junos OS
B. Server mode is not supported by the Junos OS
C. The Junos OS can provide a primary time reference
D. The Junos OS does not support the use of a boot server