# ePMP 3K not grouping customers

**URL:** https://community.cambiumnetworks.com/t/epmp-3k-not-grouping-customers/75361
**Category:** ePMP
**Created:** [January 8, 2021, 6:09pm UTC](https://community.cambiumnetworks.com/t/epmp-3k-not-grouping-customers/75361 "2021-01-08T18:09:01Z")
**Posts on this page:** 1
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### Author: ![bveselov](https://d10gw3vjmzyp8.cloudfront.net/letter_avatar_proxy/v4/letter/b/6de8d8/32.png) [@bveselov](https://community.cambiumnetworks.com/u/bveselov)
#### Post date: [January 8, 2021, 11:02pm UTC](https://community.cambiumnetworks.com/t/epmp-3k-not-grouping-customers/75361/2 "2021-01-08T23:02:27Z")

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This is an expected e3k behavior.  
MU-MIMO grouping depends on angle diversity between SMs. If SMs are clustered in some area they are not groupable. Refer to the following topics for detailed explanation.  
[ePMP 3000 4x4 MU-MIMO performance - Knowledge Base / ePMP - Cambium Community (cambiumnetworks.com)](https://community.cambiumnetworks.com/t/epmp-3000-4x4-mu-mimo-performance/60700)  
[ePMP 3000 MU-MIMO grouping Criterion - Knowledge Base / ePMP - Cambium Community (cambiumnetworks.com)](https://community.cambiumnetworks.com/t/epmp-3000-mu-mimo-grouping-criterion/61312)

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