# I have connection problem between my 2 s2c modules

**URL:** <https://forums.digi.com/t/i-have-connection-problem-between-my-2-s2c-modules/23218>\
**Category:** XBee - 802.15.4\
**Tags:** configuration, sleep, s2c, coordinator\
**Created:** [September 2, 2022, 2:34pm UTC](https://forums.digi.com/t/i-have-connection-problem-between-my-2-s2c-modules/23218 "2022-09-02T14:34:49Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![FD22](https://avatars.discourse-cdn.com/v4/letter/f/e95f7d/32.png) [@FD22](https://forums.digi.com/u/FD22)\
**Post date:** [September 2, 2022, 2:34pm UTC](https://forums.digi.com/t/i-have-connection-problem-between-my-2-s2c-modules/23218/1 "2022-09-02T14:34:49Z")

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I try to connect 2 s2c modules the final device is in AT mode and the coordinator in Api, the problem is that out of 10 times only 1 sends me the information

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**Author:** ![mvut](https://sea2.discourse-cdn.com/flex016/user_avatar/forums.digi.com/mvut/32/31_2.png) [@mvut](https://forums.digi.com/u/mvut)\
**Post date:** [September 16, 2022, 8:15am UTC](https://forums.digi.com/t/i-have-connection-problem-between-my-2-s2c-modules/23218/2 "2022-09-16T08:15:29Z")

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Are you using the Zigbee firmware, 802.15.4 or Digi Mesh?

If you are using Zigbee, make sure you are issuing a Global network reset before you power off the Coordinator and Router.