單項選擇題

Refer to the exhibit. PCs in VLAN 2 are not able to communicate with PCs in VLAN 3.
 What could  be the cause?()

A. IP routing is not enabled.
B. VTP is not configured correctly on the interfaces.
C. The command mls rp management-interface is missing.
D. The command mls rp ip must be disabled to enable the routing.


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1.單項選擇題

You are configuring a Cisco multilayer switch for the Company network.
 Which command would  you use to configure a port to act as a routed interface?()

A. ip routing
B. switchport mode trunk
C. no switchport
D. switchport trunk native vlan 1
E. None of the other alternatives apply

2.多項選擇題

Which of the following could be used to provide a Layer 3 data path between separate VLANs?()

A. VLAN trunking
B. An external router
C. An internal route processor
D. VLAN capable bridge
E. EtherChannel

3.多項選擇題

Inter-VLAN routing has been implemented in the Company network. In VLAN routing, 
what are  some of the disadvantages of designing a router-on-stick configuration? ()

A. InterVLAN routing cannot be filtered by the router.
B. The router becomes a single point of failure for the network.
C. Routers will not route STP BPDUs.
D. There is a possibility of inadequate bandwidth for each VLAN.
E. Additional overhead on the router can occur.
F. NetFlow Switching is required for InterVLAN accounting.

4.單項選擇題

The Company network needs to pass traffic between VLANs. 
Which device should be used to  accomplish this? ()

A. Hub
B. Switch
C. Router
D. Bridge
E. None of the other alternatives apply

5.單項選擇題

pany has implemented numerous multilayer switches that utilize FIB tables. 
Which statement  is true about the Forward Information Base (FIB) table?()

A. The FIB is derived from the IP routing table and is optimized for maximum lookup throughput.  
B. The FIB table is derived from the Address Resolution Protocol table, and it contains Layer 2  rewrite (MAC) information for the next hop.
C. When the FIB table is full, a wildcard entry redirects traffic to the Layer 3 engine.
D. The FIB lookup is based on the Layer 2 destination MAC address.
E. None of the other alternatives apply

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Refer to the exhibit. STP has been implemented in the network. Switch SW_A is the root switch for the default VLAN. To reduce the broadcast domain, the network administrator decides to split users on the network into VLAN 2 and VLAN 10. The administrator issues the command spanning-tree vlan 2 root primary on switch SW_A. What will happen as a result of this change?()

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