110 CHAPTER 5: T ELEPHONE CONFIGURATIONTo remove a telephone group:1 Click Telephone Configuration > Telephone Groups.2 Select the group, or groups you want to delete and click RemoveSelected. To select all groups, enable the Select check box.3 Click OK when the system prompts you to remove the group.Viewing TelephoneGroup MembershipYou can view a report that describes to which telephone group atelephone belongs. The report also includes membership informationabout Class of Service groups.To view the membership report, which includes information about alltelephone groups:1 Click Telephone Configuration > Telephone Groups.2 Click Membership.3 Click any of the column headings to arrange the information in ascendingor descending order.Recording andMonitoringTelephone CallsIf you have call recording application software that runs on a PC that isexternal to the system, you can record and monitor telephone calls to andfrom telephones on the system.To enable call recording and monitoring on the system, you mustpurchase a system-wide license. After you install the license, you canenable call recording and monitoring for these devices:■ Analog telephones connected to ports on an Analog Terminal Card orto a single-port Analog Terminal AdapterFor instructions about how to enable these features, see:■ “Adding an Analog Terminal Card” on page 125■ “Adding an Analog Terminal Adapter (ATA)” on page 127■ “Modifying an Analog Terminal Port” on page 127■ 3Com TelephonesFor instructions about how to enable these features, see:■ “Adding a New Telephone” on page 93■ “Modifying a Telephone” on page 95