H12-321 試験問題を無料オンラインアクセス

In the N+1 backup scenario, what is the correct statement about the active/standby switchback function?

• A.The N+1 backup scenario does not support the standby AC to shut down the active/standby switchback function.
• B.By default, the global AC switchback function is enabled.
• C.The N+1 backup scenario supports the backup of the active/standby switchback function.
• D.By default, the global AC switchback function is disabled.

Regarding the trigger mechanism of 802.1x authentication, is the following description correct?

• A.802.1x authentication trigger can only be initiated by the client
• B.The 802.1x client can trigger authentication in multicast or broadcast mode.
• C.802.1x authentication cannot be initiated by an authentication device (such as an 802.1x switch)
• D.The authentication device can trigger authentication in multicast or unicast mode.

As shown in the figure, a point-to-point communication link with a length of 10km, the obstacle height in the link is 12.2m, the distance between the tree and one of the antennas is 4km, and the radius of the Fresnel zone at 4km is calculated. If the signal transmission frequency is 5.8 GHz, refer to the following formula according to the actual situation. What is the minimum installation height of the transmitting and receiving antenna from the ground?

• A.19m
• B.16m
• C.22m
• D.26m

What is the effect after the roaming aggressiveness of the wireless network adapter on a computer is set to a larger value?

• A.Wireless network adapter's activeness for automatic network selection is lowered.
• B.The switching between SSIDs is speeded up.
• C.The switching between APs is speeded up.
• D.The user's network access rate is increased.

What is the correct configuration for referencing a wired interface template?

• A.[AC-wlan-view] ap-group name mesh-mpp [AC-wlan-ap-group-mesh-mpp] wired-port-profile wired-port gigabithernet 0
• B.[AC-wlan-view] ap-group name mesh-mpp [AC-wlan-ap-group-mesh-mpp] regulatory-domain-profile domain 1
• C.[AC-wlan-view] ap-group name mesh-mpp [AC-wlan-ap-group-mesh-mpp] ap-system-profile mesh-sys
• D.[AC-wlan-view] ap-group name mesh-mpp [AC-wlan-ap-group-mesh-mpp] mesh-profile mesh-net radio 1