若um=2847mm，则系数η=______。

A.VTP allows routing between VLANs.

B.VTP allows a single port to carry information to more than one VLAN.

C.VTP allows physically redundant links while preventing switching loops.

D.VTP allows switches to share VLAN configuration information.

A．enable mode

B． configuration mode

C． operational mode

D． active mode

A. VTP allows routing between VLANs.

B. VTP allows a single switch port to carry information to more than one VLAN.

C. VTP allows physically redundant links while preventing switching loops.

D. VTP simplifies switch administration by allowing switches to automatically share VLAN configuration information.

E. VTP helps to limit configuration errors by keeping VLAN naming consistent across the VTP domain.

F. VTP enhances security by preventing unauthorized hosts from connecting to the VTP domain.

A. It allows users to retain all uncommitted changes when exiting exclusive configuration mode.

B. It allows multiple users to edit private copies of the configuration concurrently.

C. It causes the loss of all uncommitted changes when exiting exclusive configuration mode.

D. It excludes other users from editing the configuration.

A．A

B．B

C．C

D．D

A. The candidate configuration is a temporary configuration that might become the active configuration.

B. A candidate configuration is initially populated with the configuration currently active on the system.

C. Changes to the candidate configuration take effect immediately.

D. The candidate configuration becomes the active configuration after a system reboot.

E. The configure private command allows concurrent editing of a candidate configuration by multiple users.

A．neighbor

B．unicast-neighbor

C．triggered-update

D．passive-interface

A.redistribute direct

B.redistribute static

C.redistribute connected

D.redistribute access-internal

A. The bypass-routing parameter is used to test the density on the T1 line.

B. The bypass-routing parameter cannot be used on a T1 interface.

C. The bypass-routing parameter allows you to ping a host through an interface that has no route through it.

D. The bypass-routing parameter allows you to ping a local WAN interface without generating any outbound traffic.

A.aaa new-model

B.aaa telnet login

C.telnet authentication login

D.authentication telnet login