<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> <html> <head> <meta content="text/html; charset=UTF-8" http-equiv="Content-Type"> </head> <body bgcolor="#ffffff" text="#000000"> On 12/15/2009 10:49 AM, Marc Powell wrote: <blockquote cite="mid:E0F6DDAB-9899-4A0B-855B-FD43C3CC8319@ena.com" type="cite"> <pre wrap="">No, in order to do that, the notification_period needs to be unspecified. null != unspecified. Because you're explicitly setting it to null, you break the implied inheritance. To take advantage of the implied inheritance, you need to leave out the directive entirely as indicated above. </pre> </blockquote> Quoting from the documentation: <blockquote> The following table lists the object variables that will be implicitly inherited from related objects if you don't explicitly specify their value in your object definition or inherit them from a template </blockquote> ...so I need to not inherit the value from my template. How do I do that? <blockquote>In some cases you may not want your host, service, or contact definitions to inherit values of string variables from the templates they reference. If this is the case, you can specify "null" (without quotes) as the value of the variable that you do not want to inherit. </blockquote> If I don't specify a value, it'll be inherited. Right? How will that help me not specify a value for the service? <blockquote> </blockquote> </body> </html>