Something

ben@ndc-sec0# show | compare rollback 3    
[edit security policies]
     from-zone dc-infrastructure-untrust to-zone dc-infrastructure-trust { ... }
+    from-zone privileged to-zone routing {
+        policy default-permit {
+            match {
+                source-address any;
+                destination-address any;
+                application any;
+            }
+            then {
+                permit;
+            }
+        }
+    }
+    from-zone routing to-zone privileged {
+        policy ssh {
+            match {
+                source-address any;
+                destination-address netdev;
+                application junos-ssh;
+            }
+            then {
+                permit;
+            }
+        }
+    }
[edit security policies]
-    default-policy {
-        permit-all;
-    }
[edit security zones security-zone privileged]
+     address-book {
+         address netdev 62.121.1.0/24;
+     }