Nortel 1120E Administration Manual
Also see for Nortel IP Phone 1120E: User guideInstallation and operationUser guideQuick reference guideInstallation and operation guide
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97Multiple Appearance Directory Number(Single Call Arrangement)Note: Only users of the Communication Server 2000 (CS 2000) andCommunication Server 2100 (CS 2100) have access to the MultipleAppearance Directory Number (MADN) Single Call Arrangement (SCA)feature at this time.The Multiple Appearance Directory Number (MADN) allows a DirectoryNumber (DN) to appear on more than one IP Phone 1120E with SIPFirmware. The MADN with Single Call Arrangement (SCA) feature allowsmultiple telephones to appear as a single line to a caller. Any one of theIP Phone 1120E telephones in a group with MADN can initiate or answera call, but only one call can be active at any given time. Any other user inthe group can join the active call by picking up the handset of the IP Phone1120E with SIP Firmware.With the MADN SCA feature configured on multiple telephones of differentregistered SIP users, the telephones share one single DN. An incoming callto this DN causes all the telephones in the group to ring.Any user of an IP Phone 1120E with the MADN SCA feature can put a callon hold or can prevent others from joining in the active call.If a user’s group is active (as seen by line icon being off-hook) and the userpicks up the handset, the user is automatically joined to an ongoing MADNcall (unless the server restricts this feature for privacy or other factors).Vertical servicesVertical services are CS 2000 and CS 2100 features that can be activatedor deactivated by dialing a defined code, for example, Privacy. Even thoughno more than one active session can be established for the MADN SCAgroup, members of the group can still enter certain vertical services.Currently, the available vertical service is Privacy.SIP Firmware Release 1.1 for IP Phone 1120E AdministrationNN43112-300 02.03 Standard27 May 2008Copyright © 2008, Nortel Networks. |
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