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Huawei HCIP-WLAN CEWA(Huawei Certified ICT Professional-Wireless Local Area Network-Constructing Enterprise WLAN Architecture) Sample Questions:

1. Which are the correct procedures of Mesh route establishment in pro-active mode? (Multiple Choice)

A) 1. The MPP periodically broadcasts RANN. 2. The MP receiving the RANN sends a unicast PREP to the MPP. 3. The route is established between MP and MPP.
B) 1. The MP periodically broadcasts PREQ. 2. The MPs/MPPs receiving the PREQ reply with unicast PREP. 3. The route and return route are established between two points.
C) 1. The MPP periodically broadcasts PREQ. 2. The MP receiving the PREQ sends a unicast PREP to the MPP. 3. The route is established between MP and MPP.
D) 1. The MPP periodically broadcasts RANN. 2. The MP receiving the RANN sends a unicast PREQ to the MPP. 3. The MPP replies with a PREP. 4. The route is established between MP and MPP.

2. Improper processing of which of the following packets will lead to packet congestion? (Multiple Choice)

A) Anycast
B) Unknown unicast packets
C) Multicast packets
D) Broadcast packets

3. The online process of an AP includes the following phases.
What is the correct sequence of these
phases?
1. Decide whether to upgrade the AP.
2. The AP and AC establish a CAPWAP tunnel.
3. The AP goes online, and the AC delivers services to the AP.
4. The AP obtains an IP address.

A) 4->2->1->3
B) 2->4->1->3
C) 2->1->4->3
D) 4->1->2->3

4. The AP periodically sends Discovery Request messages to check whether the original primary tunnel recovers. If the original primary tunnel recovers, the AP switches STA data back to this tunnel after a delay because this tunnel has a higher priority than the other one.
To prevent frequent switchovers caused by network flapping, the AP requests ACs to perform revertive switchover after six Echo intervals, and then sends STA data to the new active AC.

A) TRUE
B) FALSE

5. Which of the following statements are TRUE about communication between the active/standby ACs with servers in load balancing mode? (Multiple Choice)

A) The DHCP server does not adaptively associate with the relay agent of an AC. It automatically sends DHCP request packets to the AC.
B) The IP address of an AC does not need to be configured on the RADIUS/Portal server. The RADIUS/Portal server does not send COA/DM or Portal Logoff packets to the AC.
C) The DHCP server adaptively associates with the relay agent of an AC, but does not automatically send DHCP request packets to the AC.
D) The IP address of an AC needs to be configured on the RADIUS/Portal server. The RADIUS/Portal server sends COA/DM or Portal Logoff packets to the AC.

Solutions: