Exit 200-301 CCNA Routing & Switching
Question 2 of 5
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Q2 Single choice

A Cisco engineer must configure a single switch interface to meet these requirements

1. accept untagged frames and place them in VLAN 20
2. accept tagged frames in VLAN 30 when CDP detects a Cisco IP phone

Which command set must the engineer apply?

  • A

    switchport mode dynamic desirable
    switchport access vlan 20
    switchport trunk allowed vlan 30
    switchport voice vlan 30

  • B

    switchport mode dynamic auto
    switchport trunk native vlan 20
    switchport trunk allowed vlan 30
    switchport voice vlan 30

  • C

    switchport mode access
    switchport access vlan 20
    switchport voice vlan 30

  • D

    switchport mode trunk
    switchport access vlan 20

    switchport voice vlan 30

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