# \#maximum-number

**URL:** https://forums.digi.com/tag/maximum-number/4012.md

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## [I have six end device xbee radios but can only connect to a maximum of four at once.](https://forums.digi.com/t/i-have-six-end-device-xbee-radios-but-can-only-connect-to-a-maximum-of-four-at-once/20348)

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**Author:** [@tectp](https://forums.digi.com/u/tectp)\
**Replies:** 0\
**Last updated:** [March 14, 2019, 3:24pm UTC](https://forums.digi.com/t/i-have-six-end-device-xbee-radios-but-can-only-connect-to-a-maximum-of-four-at-once/20348 "2019-03-14T15:24:59Z")

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I can connect successfully to all six devices individually and to a maximum of four at once, but when five or more are powered up, none of the devices respond to messages. When I power two of them off the devices begin t…