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400-007 · Question #90
400-007 Question #90: Real Exam Question with Answer & Explanation
The correct answer is C: AN MLD snooping querier election occurs when any MLD snooping querier goes down or if there. MLD snooping querier elections are triggered when a querier goes down or a change occurs, and the querier with the lowest IP address wins when multiple queriers are present in a VLAN.
Question
Which two statements about MLD snooping are true? (Choose two)
Options
- AWhen MLD snooping is enabled, QoS is automatically enabled.
- BA VLAN can support multiple active MLD snooping queries, as long as each one is associated to
- CAN MLD snooping querier election occurs when any MLD snooping querier goes down or if there
- DWhen multiple MLD snooping queriers are enabled in a VLAN, the querier with the lowest IP
Explanation
MLD snooping querier elections are triggered when a querier goes down or a change occurs, and the querier with the lowest IP address wins when multiple queriers are present in a VLAN.
Common mistakes.
- A. MLD snooping and QoS are independent features; enabling MLD snooping does not automatically enable QoS on a switch or VLAN.
- B. A VLAN supports only one active MLD snooping querier at a time; the election process ensures exactly one winner, so multiple queriers cannot be simultaneously active in the same VLAN.
Concept tested. MLD snooping querier election behavior
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