Câu 29: JN0-349: Enterprise Routing and Switching, Specialist (JNCIS-ENT)

Each PC and IP phone in your network is connected to a switch using the same port. All incoming data traffic is untagged and belongs to the v10 VLAN, while traffic coming from the IP phones is tagged with a VLAN value of 20 and should belong to the v20 VLAN on your switch. In this scenario, which statement is correct?

1. A. You must enable the voice VLAN feature on the incoming interfaces and assign the v20 VLAN.
2. B. You must enable an IRB interface and assign it to the v10 and v20 VLANs.
3. C. You must enable LLDP-MED on the incoming interfaces and assign the v20 VLAN. — đáp án hiện tại
4. D. You must enable the guest VLAN feature on the incoming interfaces and assign the v20 VLAN.