Add a new setting server.backup.advertised_address

Author: NataliaIvakina

modules/ROOT/pages/configuration/configuration-settings.adoc

@@ -4798,6 +4798,23 @@ m|+++127.0.0.1:6362+++
 |===
 
 
+[role=label--enterprise-edition label--new-2025.05]
+[[config_server.backup.advertised_address]]
+=== `server.backup.advertised_address`
+
+.server.backup.advertised_address
+[frame="topbot", stripes=odd, grid="cols", cols="<1s,<4"]
+|===
+|Description
+a|The advertised address for the backup server. Default is the default advertised address combined with port defined in the backup listen address.
+|Valid values
+a|A socket address in the format of `hostname:port`, `hostname`, or `:port`.
+|Default value
+m|+++0+++
+|===
+
+
+
 [role=label--enterprise-edition]
 [[config_server.backup.store_copy_max_retry_time_per_request]]
 === `server.backup.store_copy_max_retry_time_per_request`