Backports DOCSP-38488 to v7.0 (#188)

Backports #183
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Author: sarahsimpers

source/tutorial/query-backup.txt

@@ -313,7 +313,7 @@ The app server requires that ports 27700-27719 be open for
 communication with queryable backup snapshots.
 
 If you use a load balancer, it must pass the |tcp| connection
-through the value in the :setting:`Proxy Port`.
+through the value in the :setting:`Proxy Server Port`.
 
 To learn more about port requirements, see
 :doc:`Firewall Configuration </reference/firewall-configuration>`.