FeaturesRingdown Extension, Internal/ExternalNetworking ◆ 83Ringdown Extension, Internal/ExternalRingdown Extension, Internal/ExternalA networked system can have a phone defined as a Ringdown Extension to dial either an internal orexternal number.OperationTo place a call if your extension has ringdown programmed:1. Lift handset.If you want to place a trunk call, press a line key before lifting the handset.Depending on the setting of your ringdown timer, you may be able to dial an Intercomcall before your ringdown goes through.If the destination has Handsfree Answerback enabled, your call will voice announce.If the destination has Forced Intercom Ringing enabled, your call will ring.Related ProgramsProgram Number Title20-06-01 Class of Service for Extensions20-08-09 Class of Service Options (Outgoing Call Service) - Hotline/ExtensionRingdown21-01-09 System Options for Outgoing Calls - Ringdown Extension Timer21-11-01 Extension Ringdown (Hotline) Assignments