# \[WP7605\]\[cm\] No return after "Testing connection.." message

**URL:** https://forum.legato.io/t/wp7605-cm-no-return-after-testing-connection-message/5281
**Category:** Legato Linux distribution (Yocto project)
**Created:** [July 2, 2020, 10:37am UTC](https://forum.legato.io/t/wp7605-cm-no-return-after-testing-connection-message/5281 "2020-07-02T10:37:20Z")
**Posts on this page:** 1
**Showing post:** 2

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### Author: ![jyijyi](https://sea1.discourse-cdn.com/flex019/user_avatar/forum.legato.io/jyijyi/32/822_2.png) [@jyijyi](https://forum.legato.io/u/jyijyi)
#### Post date: [July 2, 2020, 10:47am UTC](https://forum.legato.io/t/wp7605-cm-no-return-after-testing-connection-message/5281/2 "2020-07-02T10:47:40Z")

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> **[cm - Legato Docs](https://docs.legato.io/latest/toolsTarget_cm.html)**
>
> legato™ is an open source Linux-based embedded platform designed to simplify connected IoT application development

Cm tool is just for testing purpose.  
Not recommend to be used in final product.  
If it can establish connection, then it is ok.

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