CCNA Exploration 4.0 :LAN Design

1. A network technician is asked to examine an existing switched network. Following this examination, the technician makes recommendations for adding new switches where needed and replacing existing equipment that hampers performance. The technician is given a budget and asked to proceed. Which two pieces of information would be helpful in determining necessary port density for new switches? (Choose two.)
• forwarding rate
• traffic flow analysis
• expected future growth
• number of required core connections
• number of hubs that are needed in the access layer to increase performance
2. Configuring communication between devices on different VLANs requires the use of which layer of the OSI model?
• Layer 1
• Layer 3
• Layer 4
• Layer 5

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