le champs réservé des IP n’est plus modifiable

services/admin.py

@@ -258,7 +258,7 @@ class IPResourceAdmin(admin.ModelAdmin):
         RouteFilter,
     )
     fields = ('ip', 'reserved', 'notes')
-    readonly_fields = ('ip',)
+    readonly_fields = ('ip', 'reserved',)
     search_fields = ('=ip', 'notes',)
 
     def get_inline_instances(self, request, obj=None):