Update Notifications doc with description of host deny list (#6490)

* Update index.md with first attempt at describing host deny list Signed-off-by: toepkerd <[email protected]> * Update capitalization Signed-off-by: toepkerd <[email protected]> * Update index.md Signed-off-by: Melissa Vagi <[email protected]> Signed-off-by: Melissa Vagi <[email protected]> --------- Signed-off-by: toepkerd <[email protected]> Signed-off-by: Melissa Vagi <[email protected]> Co-authored-by: Melissa Vagi <[email protected]>
opensearch-project · Feb 23, 2024 · e39e78b · e39e78b
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diff --git a/_observing-your-data/notifications/index.md b/_observing-your-data/notifications/index.md
@@ -100,6 +100,9 @@ Then add this policy into the IAM user’s trust relationship to actually assume
 }
 ```
 
+### Host deny list
+
+Define IP ranges or hostnames where OpenSearch nodes should not initiate requests. 
 
 ## Email as a channel type