A.On/On
B.On/Auto
C.Passive/Active
D.Desirable/Auto
E.Active/Active
F.Desirable/Desirable
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A.The VLAN to instance mapping is a normal 16-byte field in the MST BPDU.
B.The VLAN to instance mapping is a normal 12-byte field in the MST BPDU.
C.The VLAN to instance mapping is a 16-byte MD5 signature field in the MST BPDU.
D.The VLAN to instance mapping is a 12-byte MD5 signature field in the MST BPDU.
A.lowest root bridge ID
B.lowest path cost to root bridge
C.lowest sender bridge ID
D.highest port ID
E.highest root bridge ID
F.highest path cost to root bridge
A.VTPv3 supports 8K VLANs.
B.VTPv3 supports private VLAN mapping.
C.VTPv3 allows for domain discovery.
D.VTPv3 uses a primary server concept to avoid configuration revision issues.
E.VTPv3 is not compatible with VTPv1 or VTPv2.
F.VTPv3 has a hidden password option.
A. interface bandwidth
B. interface delay
C. interface bandwidth and delay
D. hop count
E. bridge priority
A. Loop guard can be used with root guard simultaneously on the same port on the same VLAN while UDLD cannot
B. UDLD protects against STP failures caused by cabling problems that create one-way links.
C. Loop guard detects and protects against duplicate packets being received and transmitted on different ports
D. UDLD protects against unidirectional cabling problems on copper and fiber media.
E. Loop guard protects against STP failures caused by problems that result in the loss of BPDUs from a designated switch port.
A.followers field
B.MD5 digest
C.VLAN information
D.sequence number
Refer to the exhibit. In the diagram，the switches are running IEEE 802.1w RSPT. On which ports should root guard be enabled in order to facilitate deterministic root bridge election under normal and failure scenarios？（）
A. GE-3/1， GE-3/2
B. FE-2/1， FE-3/2
C. GE-1/1， GE-1/2
D. GE-4/1， GE-4/2
E. GE-2/1， GE-2/2
F. GE-3/1， GE-3/2， GE-4/1， GE-4/2， FE-2/1， FE-3/2
A.runts
B.FCS errors
C.interface resets
D.late collisions
A.mpls ip cef
B.port-channel ip cef
C.mpls ip port-channel cef
D.port-channel load balance
E.mpls ip load-balance
F.ip cef EtherChannel channel-id XOR L4
G.ip cef connection exchange
Refer to the exhibit. In the diagram， the switches are running IEEE 802.1s MST. Which ports are in the MST blocking state？（）
A. GE-1/2 and GE 2/1
B. GE-1/1 and GE-2/2
C. GE-3/2 and GE 4/1
D. no ports are in the blocking state
E. There is not enough information to determine which ports are in the blocking state.
最新試題
Which of the following is true about the MPLS header and its EXP field size？（）
Which two of these are used in the selection of a root bridge in a network utilizing Spanning Tree ProtocolIEEE 802.1 D？（）
Which multicast address is reserved for cisco-rp-discovery？（）
Which three protocols or applications should be placed in a class that is configured with WRED？（）
Which message type is constructed and sent from an MSDP router to its MSDP peers when it receives a PIM register message knowing that the MSDP router is also configured as an RP for the PIM domain？（）
Two routers configured to run BGP have been connected to a firewall， one on the inside interface and one on the outside interface. BGP has been configured so the two routers should peer， including the correctBGP session endpoint addresses and the correct BGP session hop-count limit EBGP multihop. What is agood first test to see if BGP will work across the firewall？（）
Based on the output provided in the exhibit， to which address or location will the router forward a packet sent to 192.168.32.1？（）
The classic Spanning Tree Protocol （802.1 D 1998） uses which sequence of variables to determine thebest received BPDU？（）
All of these are fundamental building blocks of differentiated services Traffic Conditioner Block exceptwhich one？（）
Which two statements about SA caching are true？（）