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-rw-r--r--doc/user/admin_area/geo_nodes.md8
1 files changed, 7 insertions, 1 deletions
diff --git a/doc/user/admin_area/geo_nodes.md b/doc/user/admin_area/geo_nodes.md
index d99b87cbc5c..f535e7790bc 100644
--- a/doc/user/admin_area/geo_nodes.md
+++ b/doc/user/admin_area/geo_nodes.md
@@ -61,6 +61,12 @@ which is used by users. Internal URL does not need to be a private address.
Internal URL defaults to External URL, but you can customize it under
**Admin area > Geo Nodes**.
+CAUTION: **Warning:**
+We recommend using an HTTPS connection while configuring the Geo nodes. To avoid
+breaking communication between **primary** and **secondary** nodes when using
+HTTPS, customize your Internal URL to point to a Load Balancer with TLS
+termination.
+
## Multiple secondary nodes behind a load balancer
In GitLab 11.11, **secondary** nodes can use identical external URLs as long as
@@ -83,4 +89,4 @@ questions that you know someone might ask.
Each scenario can be a third-level heading, e.g. `### Getting error message X`.
If you have none to add when creating a doc, leave this section in place
-but commented out to help encourage others to add to it in the future. --> \ No newline at end of file
+but commented out to help encourage others to add to it in the future. -->