Which of the following scenarios send free ARP messages? (Multiple choice questions).

• A.After the VRRP protocol master and standby role election is completed
• B.The DHCP client receives an acknowledgment message from the server after it sends it
• C.When a new host configured with an IP address is connected to the network
• D.When a host connected to the switch issues a Ping message.

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The following description of CBWFQ is correct?

• A.CBwFQ is delayed, jittered and bandwidth guaranteed for traffic catch
• B.CBWFQ can only be configured in hierarchical policies-maps. The parent policy-map performs supervision and the child policy-map performs
• C.CBwFQ can be configured with MQC and service-policy is applied to the exit direction
• D.CBwFQ can be used for both egress and inbound interfaces

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Among the routing policy tools commonly used by BGP, which ones can be used to filter routes?

• A.Traffic-policy
• B.filter-policy
• C.lp extecommunity-filter
• D.Route-policy

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In order for routers at both ends of the IPv6 over lPv4 manual tunnel to exchange routing information, OSPV3 can be enabled on the tunnel, osPFv3 will be able to form a normal neighbor relationship, and the tunnel interface will be treated as a P2P link interface.

• A.FALSE
• B.TRUE

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MQC, like PBR-can only be called under the device's Layer 3 interface.

• A.TRUE
• B.FALSE

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