# Cinq instances de Discourse - une seule connexion ?

**URL:** <https://meta.discourse.org/t/five-discourse-instances-one-sign-on/51106>\
**Category:** Product Support\
**Created:** [Octobre 5, 2016, 8:52 UTC](https://meta.discourse.org/t/five-discourse-instances-one-sign-on/51106 "2016-10-05T08:52:33Z")\
**Posts on this page:** 1\
**Showing post:** 3

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**Author:** ![GSeven](https://sea3.discourse-cdn.com/meta/user_avatar/meta.discourse.org/gseven/32/61731_2.png) [@GSeven](https://meta.discourse.org/u/GSeven)\
**Post date:** [Octobre 5, 2016, 8:58 UTC](https://meta.discourse.org/t/five-discourse-instances-one-sign-on/51106/3 "2016-10-05T08:58:26Z")

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Thank you for the reply Matt, that sounds great, do you know of any documentation I could work my way through?

Does the single sign on service happen on another domain, or does it all happen from the ‘master’ Discourse?

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