Use the following rule to ensure that every interface has some sort of description defined for it. In this example, we also require the description for all ATM interfaces to include the circuit ID and the provider.
Description: All interfaces should have a description of some sort and ATM interfaces should include the Circuit ID and provider.
[Config File Must Contain]
interface.*
description.*
interface ATM.*
description (ATT|MCI|SBC)-[0-9][0-9][0-9]