General Features
84 Features Guide
Phantom Extension
Description
This allows the system to route the calls to a phantom extension. The call to a phantom
extension arrives at the extension who has the corresponding Phantom button. One phantom
extension number can be assigned to multiple extensions so that the caller can ring a group of
extensions simultaneously.
• The lighting patterns and status of the Phantom button are shown below.
Conditions
• A phantom button can be assigned to a flexible CO button by Station, User or System
Programming.
• A phantom extension number must be assigned by System Programming before assigning
the Phantom button.
• A maximum of 448 phantom extension numbers can be assigned. Each number has 3 to 4
digits, consisting of numbers 0through9.
• Phantom extension number can be assigned to both PTs and SLTs.
• Types of calls whose destination can be the phantom extension are:
Outside calls — DID; DID (ISDN); DIL 1:1; DISA; IRNA; Operator-Overflow;
UCD-Overflow; TIE
Intercom calls — Extension; Transfer
• The extension user can call the phantom extension by pressing the Phantom button or by
dialing the phantom extension number. If several extensions have the same phantom
extension number, they will ring simultaneously.
• The phantom extension number cannot be used for feature settings such as Call Forwarding.
• Phantom Extension ringing is programmable.
Programming Guide References
• 4.3 Extension Line
–COKey
• 5.3 Phantom Extension
Features Guide References
1.8 Ringing Features
• Log-In/Log-Out
Lighting pattern Phantom Extension Status
Off Idle
Red on Calling a phantom extension
Green rapid flash Incoming call
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