RCNI

Review 56 RCNI practice questions with answer explanations and community insights.

Question 1

ICX reserves some VLAN IDs for system functions. How many VLAN IDs are reserved?

  1. 9
  2. 7
  3. 3
  4. 5

Question 2

A Wi-Fi access point is configured for management traffic on the default VLAN and a guest SSID on VLAN 10. The access point is connected to port 1/1/10. What is the correct configuration?

  1. vlan 1 no tagged ethernet 1/1/10 ! vlan 10 untagged ethernet 1/1/10
  2. vlan 1 no untagged ethernet 1/1/10 ! vlan 10 tagged ethernet 1/1/10
  3. vlan 10 tagged ethernet 1/1/10
  4. vlan 10 no untagged ethernet 1/1/10

Question 3

Which configuration steps will add untagged ethernet ports 1/1/1 and 1/1/2 and tagged ethernet port 1/2/1 to VLAN 10?

  1. untagged ethernet 1/1/1 to 1/1/2 vlan 10 tagged ethernet 1/2/1 vlan 10
  2. untagged ethernet 1/1/1 to 1/1/2 tagged ethernet 1/2/1 vlan 10
  3. vlan 10 no tagged ethernet 1/1/1 to 1/1/2 tagged ethernet 1/2/1
  4. vlan 10 untagged ethernet 1/1/1 to 1/1/2 tagged ethernet 1/2/1

Question 4

Which device will become the root in the Spanning Tree election process?

  1. the device with root guard enabled
  2. the device with the highest IP address
  3. the device with the lowest bridge ID
  4. the device with the highest bridge priority value

Question 5

The root bridge is connected to another switch over two independent 10Gbe links. Which link will remain in a forwarding state on both sides?

  1. the link with the lowest port number on the non-root switch
  2. the link with the lowest port number on the root switch
  3. the link with the highest port number on the root switch
  4. the link with the highest port number on the non-root switch
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