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Nortel Communication Server 1000 SIP DECT Fundamentals Release: 5.5 Document Revision: 01.07 www.nortel.com NN43120-123...
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ANY KIND, EITHER EXPRESS OR IMPLIED. The information and/or products described in this document are subject to change without notice. Nortel, the Nortel Logo, the Globemark, SL-1, Meridian 1, and Succession are trademarks of Nortel Networks. All other trademarks are the property of their respective owners.
New in this release Nortel Communication Server 1000 (CS 1000) Release 5.5 introduces Nortel Session Initiation Protocol (SIP) Digital Enhanced Cordless Telecommunications (DECT). SIP DECT includes new SIP DECT Access Points (DAP). Other changes This section describes the detailed history of past releases of this document.
Cordless Telecommunications (DECT) to move without restriction about your work site while conducting telephone conversations, using wireless handsets. The Nortel SIP DECT system includes one or more DECT access points (DAPs or basestations) connected to the TLAN. A minimal SIP DECT system has the following five main components.
COTS server. You cannot run SIP Gateway on the same server as the SIP Proxy Server. Types of SIP DECT configuration Nortel SIP DECT can be implemented in various system configurations to accommodate your needs. The most common Nortel SIP DECT system configurations are as follows: •...
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A UEXT corresponding to a DECT handset on the SIP DECT system reflects the idle or busy status of the associated handset by a check for a call processed between the handset and a DAP. The Nortel Integrated SIP DECT system provides the following UEXT features. •...
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DAP deployment rules and requirements 29 ATTENTION If there are two or more independent Nortel SIP DECT systems with overlapping areas of coverage, it is always preferable that you configure these systems so that each system has a unique subset of carriers. When each system has a unique subset of carriers, any unnecessary interference between the systems is avoided.
Ensure that the G711 codec is available in your system and that the G711 codec can be used for any call involving a DECT handset. It is not possible to make calls between the Nortel IP Softphone 2050 and DECT handsets when the following check box in the Audio settings of the softphone is selected: I use a modem to connect to the network.
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142 System configuration Select Nortel for Predefined SIP Server configurations. In the Advanced SIP Settings window, enter the domain name. Select the check box for sdp_late_sendrecv and select no. Select the check box for sdp_playload_size and select 20 or 30 as required.
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DAPs in the system. If there are independent DECT systems that have overlapping areas of coverage and the rate of calls in them is high, Nortel recommends that you consider allocating a unique subset of Nortel Communication Server 1000 SIP DECT Fundamentals NN43120-123 01.07...
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DAPs to achieve the desired call capacity of the DECT system. ATTENTION If there are two or more independent Nortel SIP DECT systems with overlapping areas of coverage, it is always preferable that you configure these systems so that each system has a unique subset of carriers.
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The threshold is specified in percentage, the time is specified in seconds. G729 Occupation does not apply to Nortel SIP DECT. Fill in the box next to Alarm reaction time with an amount of time in hours as an interval for sending emails.
Use the following procedure to remove subscription data from the system only. This procedure does not clear the subscription from the handset. ATTENTION Nortel recommends that you use the following procedure only if a handset has been lost or damaged beyond repair. Procedure 92...
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The handset is switched off. — The handset is put in the charger in disconnected charging mode (only for 4070 and 4027 Nortel DECT handsets). — The handset is out of reach or switched off the system detects that the handset is no longer reachable and the status is automatically changed to absent.
Use the following procedure to import a DN range from a .csv file. Back up and restore subscriptions Nortel recommends that you make a backup copy of the subscription database. Use the procedures in this section to back up and restore subscriptions.
Use the procedure in this section to review the log of DAP restarts. The information available through this procedure includes development data that is not readable. This information can be requested by the Nortel help desk if you experience certain types of problems with your SIP DECT system.
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In the table Define Update Periods, specify the days of the week and the time period updates are to take place. Nortel recommends that you let the system do the updating in the out-of-office periods. The handset functions during firmware updating, however firmware updating reduces the number of available channels on a radio.
Central directory access tool 209 Supported database types Nortel supports using Flat Excel database as a database type for a Central directory access tool. Create an Excel file for the central database You can create a simple Excel sheet containing your central database.
Central directory access tool 213 Ensure that Nortel AccessService and Nortel DirectoryServic e are present in the list, and have a Status of Started. --End-- Configure SIP DECT for Central directory access SIP DECT must be configured to reach the Central directory access services.
If you cannot resolve the issue, collect the necessary information including a system survey, system archive, and network traces. Describe the issue and contact the Nortel helpdesk. System survey Complete a system survey for your SIP DECT configuration. Provide the information outlined in the following sections to describe your hardware, IP addresses, software version, configuration, and numbering plan.
238 System maintenance System archive The System archive contains important information about your SIP DECT system and must always be sent to the Nortel helpdesk if any problems occur. See “System archive” (page 202) to learn the procedure of creating an archive.
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• In the w field, define the width (x size) of the building. Nortel recommends that you enter the actual width of the building in meters • In the h field, define the depth (y size) of the building.
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OR IMPLIED. The information and/or products described in this document are subject to change without notice. Nortel, the Nortel Logo, the Globemark, SL-1, Meridian 1, and Succession are trademarks of Nortel Networks. All other trademarks are the property of their respective owners.