364 Camp-On, Forced3. Party C has Warning Tone Allowed (WTA) Class of Service and can beany telephone type or a Direct Inward Dial (DID), TIE, or Central Office(Public Exchange) (COT) trunk.4. Telephone E is a Meridian 1 proprietary telephone with Warning ToneAllowed (WTA) Class of Service and an Enhanced Override (EOVR)key equipped.For the following examples:1. Telephones A and E both have Camp-On From another telephoneAllowed (CPFA) Class of Service.2. Both telephone B and telephone C are involved in a simple call, not aconference call.3. Telephone B has Camp-On To another telephone Allowed (CPTA) Classof Service.4. Call Forward, Hunting, and Call Waiting are not in use.In the following feature operation descriptions, the term "recall" refers toperforming a register recall, which can be performed in a number of differentways. Some typical examples are:• Flash the switchhook. (This is the equivalent of hanging up the handsetand picking it back up. This on hook, off hook is performed in a timeperiod that is less than what the system would consider to be a validdisconnect.)• Press the flash or LINK button if equipped.The Camp-On tone is always provided for Forced Camp-On since WarningTone Allowed (WTA) Class of Service is a prerequisite. This tone can bea buzz for Meridian 1 proprietary telephones or a single burst of tone foranalog (500/2500 type) telephones if the customer (LD 15) option PeriodicCamp-On Tone Denied (CTD) is selected. If the customer (LD 15) optionPeriodic Camp-On Tone Allowed (CTA) is selected, the Camp-On Tone asdefined in the Flexible Tones and Cadences (FTC) (LD 56) in response tothe CAMP prompt is used.While camping on, the party attempting the Camp-On, either telephone Aor E, receives ringback if the Station Camp-On (SCMP) package (121) isnot equipped, or either ringback or busy tone, as defined by the responseto the Station Camp-On Busy tone (STCB) prompt in LD 15, if the SCMPpackage is equipped.Forced Camp-On with an analog (500/2500 type) telephoneWith automatic Forced Camp-On turned off; response to AFCO in LD 15was "NO":Nortel Communication Server 1000Features and Services Fundamentals — Book 2 of 6 (C)NN43001-106 02.04 StandardRelease 5.5 9 May 2008Copyright © 1994–2008, Nortel Networks.