# \#communiaction

**URL:** https://forums.digi.com/tag/communiaction/2079.md

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## [X-Bee XB ZB assosiation problem](https://forums.digi.com/t/x-bee-xb-zb-assosiation-problem/14711)

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**Author:** [@vinaykumar](https://forums.digi.com/u/vinaykumar)\
**Replies:** 1\
**Last updated:** [April 21, 2015, 9:08am UTC](https://forums.digi.com/t/x-bee-xb-zb-assosiation-problem/14711 "2015-04-21T09:08:41Z")

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We have X-Bee pan of 25 devices all are configured with 23A7 routers some of X-Bee routers all of sudden not responding till hard power reset What might be the reason could anyone help me out on this.