Free Cisco 642-874 Exam Dumps Questions & Answers

Which two of these are correct regarding the recommended practice for distribution layer design? (Choose two.)

• A.use a Layer 2 link between distribution switches
• B.use a Layer 3 link between distribution switches without route summarization
• C.never use a redundant link to the core because of convergence issues
• D.use a redundant link to the core
• E.use a Layer 3 link between distribution switches with route summarization

Which two options are advantages of having a modular design instead of an EOR design in a data center? (Choose two.)

• A.redundancy options
• B.cost minimization
• C.cooling constraints
• D.cable bulk
• E.decreased STP processing
• F.low-skilled manager

An engineer is designing an address plan. Which IPv6 prefix removes any consideration regarding the number of hosts per subnet?

• A./48
• B./32
• C./64
• D./96

Which two options are VRF components. (Choose two.)

• A.VSS
• B.RIB
• C.HSRP
• D.FIB

Which option describes the effect of using softphones instead of VoIP handsets on QoS implementation for the voice traffic?

• A.Using softphones means that 802.1Q tagging must be configured between the PC and the switch.
• B.By using softphones, the implementation of a QoS depends only on trusting DSCP markings set by the PC.
• C.It provides a Layer 2 CoS marking in the frames that can be used for QoS implementation.
• D.The voice traffic of softphones is mixed with data traffic of PC on the access VLAN.