View all questions & answers for the BIG-IP Administration Control Plane Administration (F5CAB4) exam

BIG-IP Administration Control Plane Administration (F5CAB4) - Question #54 Discussion

Comment Image Comment Image Comment Image

A BIG-IP Administrator defines a device Self IP. The Self IP is NOT reachable from the network. What should the administrator verify first? (Choose one answer)

  • A. The correct Trunk has been selected.
  • B. The correct VLAN has been selected.
  • C. Verify if auto last hop is disabled.
  • D. The correct Interface has been selected.
Correct Answer: B

Brave-Dump Community Votes

Answer: B (1 vote) 100%

Community Explanations & Comments (1)

Anonymous User 9 months ago
Selected: B
On an F5 BIG-IP system, a Self IP must be associated with a specific VLAN to function. The VLAN acts as the logical interface that bridges the IP address to the physical network. If the Self IP is not reachable, the most fundamental configuration step to verify first is whether it was assigned to the intended VLAN, as this dictates which network segment the BIG-IP is attempting to communicate on. Without the correct VLAN association, the system cannot correctly tag or route traffic for that specific IP address.