單項(xiàng)選擇題

You want to implement a high availability network using two Cisco routers. You also want to  ensure that the stat of the WAN interfaces can be tracked in doing so. 
Which router redundancy  protocol cannot be configured for interface tracking? ()

A. GLBP
B. HSRP
C. RPR
D. VRRP
E. SLB
F. RPR+
G. None of the other alternatives apply


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3.單項(xiàng)選擇題Which of the characteristics below is associated with the (QoS) Integrated Services Model? ()

A. QoS classified at layer 3 using IP precedence or DSCP.
B. Guaranteed rate service.
C. Implemented using FIFO queues.
D. All traffic has an equal chance of being dropped.

5.單項(xiàng)選擇題

Refer to the exhibit. 
What is the effect when the switchport priority extend cos 3 command is  configured on the switch port interface connected to the IP phone?()

A. The IP phone is enabled to override with aCoS value of 3 the existing CoS marking of the PC  attached to the IP phone.
B. The switch will no longer tag incoming voice packets and will extend the trust boundary to the  distribution layer switch.
C. RTP will be used to negotiate aCoS value based upon bandwidth utilization on the link.  
D. Effectively, the trust boundary has been moved to the PC attached to the IP phone.
E. The computer is now establishing theCoS value and has effectively become the trust boundary.

最新試題

During routine maintenance, it became necessary to shutdown G1/0/1 on DS1 and DS2. All other interface were up. During this time, DS1 became the active device for Vlan104’s HSRP group. As related to Vlan104’s HSRP group. What can be done to make the group function properly ? ()

題型:?jiǎn)雾?xiàng)選擇題

Refer to the exhibit. Which Virtual Router Redundancy Protocol (VRRP) statement is true about the roles of the master virtual router and the backup virtual router?()

題型:?jiǎn)雾?xiàng)選擇題

Which two statements are true when the extended system ID feature is enabled? ()

題型:多項(xiàng)選擇題

Based on the show spanning-tree vlan 200 output shown in the exhibit, which two statements about the STP process for VLAN 200 are true? ()

題型:多項(xiàng)選擇題

Which statement is correct about RSTP port roles?()

題型:?jiǎn)雾?xiàng)選擇題

How are STP timers and state transitions affected when a topology change occurs in an STP environment?()

題型:?jiǎn)雾?xiàng)選擇題

Refer to the exhibit. For what purpose is the command show ip cef used?()

題型:?jiǎn)雾?xiàng)選擇題

What is the configured priority value of the Vlan105’s group on DS2 ?()

題型:?jiǎn)雾?xiàng)選擇題

Which two statements are true about BPDU port-guard and BPDU filtering?()

題型:多項(xiàng)選擇題

Refer to the exhibit. Switch 15 is configured as the root switch for VLAN 10 but not for VLAN 20. If the STP configuration is correct, what will be true about Switch 15?()

題型:?jiǎn)雾?xiàng)選擇題