Controller Based WLANs

What is the maximum number of supported multicast groups?

Product and Software: This article applies to all Aruba controllers and ArubaOS 3.x.


The maximum multicast group limit is 1024. However with software-based forwarding you may run into latency issues with higher groups, because multicast forwarding is a CPU-intensive task. You can apply appropriate bandwidth contracts so that unicast traffic forwarding remains unaffected.

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‎07-09-2014 01:56 PM
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