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ITCertKing's product is developed by ITCertKing's experts' study of Cisco certification 300-320 study materials, and it is a high quality product.NO.1 A network engineer must create a Layer 2 switch block design that has deterministic
convergence and is loop-free at Layer 2. Which two switch block elements are needed to meet the
requirements? (Choose two.)
A. VLANs that do not span access switches
B. RPVST with equal bridge priority on distribution switches
C. HSRP with interface tracking on uplinks to core switches
D. Layer 2 link between distribution switches
E. Layer 3 link between distribution switches
Answer: A,E
NO.2 Which two of these are characteristics of multicast routing? (Choose two.)
A. multicast routing uses RPF.
B. multicast routing is connectionless.
C. In multicast routing, the source of a packet is known.
D. Multicast routing is much like unicast routing, with the only difference being that it has a a group
of receivers rather than just one destination
E. When network topologies change, multicast distribution trees are not rebuilt, but use the original
path
Answer: A,C
NO.3 Which technology is an example of the need for a designer to clearly define features and
desired performance when designing advanced WAN services with a service provider?
A. FHRP to remote branches
B. Intrusion prevention, QoS, and stateful firewall support network wide
C. Control protocols (for example Spanning Tree Protocol) for a Layer 3 MPLS service
D. Layer 3 MPLS VPNs secure routing
Answer: D
NO.4 Which technology can block interfaces and provide a loop-free topology?
A. VSS
B. STP
C. VLAN
D. vPC
Answer: D
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