Free Cisco 300-430 Actual Exam Questions - Question 13 Discussion

Question No. 13
An engineer is configuring multicast for two WLCs. The controllers are in different physical locations
and each handles around 500 wireless clients. How should the CAPWAP multicast group address be
assigned during configuration?
Select one option, then reveal solution.
US
MB
Marco B.
2026-02-16

A imo, having each WLC use a unique multicast group makes sense since they’re in different physical locations and managing separate client sets. This way, multicast traffic is contained and doesn’t cause unnecessary broadcast or interference between sites. Also, since they handle a large number of clients, separating groups avoids congestion.

C doesn’t feel right because sharing the same multicast group could mix traffic and cause confusion. So isolating by assigning different group addresses per WLC seems like the best practice here.

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MB
Marco B.
2026-02-13

A, to prevent multicast traffic from one WLC reaching the other’s clients.

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MV
Marco V.
2026-02-11

I don’t think they should share the same multicast group since they’re in different locations handling separate clients. Unique groups per WLC like option A seems safer to avoid traffic overlap. A

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SP
Sami P.
2026-01-27

B imo, keeping management addresses in the same multicast group helps sync the controllers.

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SM
Sami M.
2026-01-17

Feels like A fits here.

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