JN0-348 · Question #12
Click the Exhibit button. You are notified that clients connected to your EX Series switch are not receiving IP addresses from the DHCP server. You examine the switch configuration and notice that…
The correct answer is B. The dynamic ARP inspection feature needs to be enabled on the ge-0/0/0 interface. You can configure DHCP snooping, dynamic ARP inspection (DAI), MAC limiting, persistent MAC learning, and MAC move limiting on the access ports of EX Series switches to protect the switches and the Ethernet LAN against address spoofing and Layer 2 denial-of-service (DoS) You…
Question
Click the Exhibit button. You are notified that clients connected to your EX Series switch are not receiving IP addresses from the DHCP server. You examine the switch configuration and notice that DHCP snooping has been enabled. In this scenario, what would cause the problem?
Exhibit
Options
- AThe location information is not being inserted into the DHCP option 82 requests.
- BThe dynamic ARP inspection feature needs to be enabled on the ge-0/0/0 interface.
- CThe DHCP relay setting in the forwarding-options hierarchy has not been configured.
- DThe DHCP server's ge-0/0/0 interface has not been configured as a trusted interface.
How the community answered
(44 responses)- A18% (8)
- B70% (31)
- C7% (3)
- D5% (2)
Explanation
You can configure DHCP snooping, dynamic ARP inspection (DAI), MAC limiting, persistent MAC learning, and MAC move limiting on the access ports of EX Series switches to protect the switches and the Ethernet LAN against address spoofing and Layer 2 denial-of-service (DoS) You can also configure a trusted DHCP server and specific (allowed) MAC addresses for the switch interfaces. Step-by-Step Procedure Configure basic port security on the switch: Etc.
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