H12-311-ENU 試験問題を無料オンラインアクセス

The following description of the service VLAN is correct (Select 3 Answers).

• A.PVID VLAN under WLAN ESS interface
• B.If data tunneling is used, user data will not be transmitted through the service VLAN.
• C.Service VLAN under the service set template
• D.Mainly responsible for transmitting data when WLAN users access the Internet.

In the direct connection network, the AP and the AC establish a CAPWAP tunnel. The management flow must be encapsulated in the CAPWAP tunnel. The data service flow can be encapsulated in the CAPWAP tunnel.

• A.True
• B.False

Which of the following options will cause users to not find a wireless network signal (Select 2 Answers)?

• A.AP is configured with 5G priority, resulting in 2.4G wireless client not searching for signals.
• B.User wireless network card driver is abnormal
• C.The wireless controller is configured with user isolation
• D.The user wireless network card is not enabled or the wireless network card hardware switch is not turned on.

In China, the WLAN band supported by regulations is

• A.5.725-5.850GHz
• B.5.25-5.35GHz
• C.5.15-5.25GHz
• D.2.4-2.4835GHz

In the WDS peer-to-peer network, the backbone link between the Root AP and the Leaf AP is connected in the 5 GHz band. The bandwidth used by the Root AP is 149.
Which of the following bands should the Leaf AP use?

• A.Except for 149
• B.157
• C.153
• D.149