356 Defining restriction filtersN0008589 3.3Figure 110 Metrics for all CbC options4 To clear the settings for a selected service, click Clear metrics on the Configuration menu.Defining restriction filtersRestriction filters allow you to restrict the numbers that can be dialed on any external line withinBusiness Communications Manager. Up to 100 restriction filters can be created for the system.To restrict dialing within the system, you can apply restriction filters to:• outgoing external lines (as line restrictions)• telephones (as set restrictions)• external lines on specific telephones (as line/set restrictions)Restriction filters can also be specified in Restrictions service for times when the system isoperating according to a schedule. Dialed digits must pass both the line restrictions and the setrestrictions. The line per set (line/set) restriction overrides the line restriction and set restriction.