Which protocol family is required prior to assigning an……

单项选择题Which command will save the current active configuration as the rescue configuration?（）

A.A
B.B
C.C
D.D

单项选择题Which command would correctly set a routers date and time?（）

A.A
B.B
C.C
D.D

单项选择题Which commnand would correctly define a routers host-name?（）

A.A
B.B
C.C
D.D

单项选择题What is used to segment larger networks into smaller networks?（）

A.supernet masks
B.subnet masks
C.wildcard masks
D.route filtering

单项选择题Which CLI command displays error statistics for an interface in real-time?（）

A.monitor traffic
B.show interfaces
C.monitor interface
D.show interfaces extensive