diff --git a/schemas/base.yml b/schemas/base.yml
index 8bf762f..f48ff72 100644
--- a/schemas/base.yml
+++ b/schemas/base.yml
@@ -213,6 +213,8 @@ nodes:
         description: Parent LAG interface
       - name: connected_interface
         peer: InfraInterfaceEthernet
+        identifier: ethernet_connected_to
+        direction: outbound
         cardinality: one
         optional: true
         description: Connected peer interface