Installation, Administration and MaintenanceAastra Telecom Page: 38 (47)3.3.4 Configuration of Portable PartsAt the Portable Parts web page all configured DECT handsets are sorted bytheir number. To keep the list concise, the complete list is split up into sublists containing up to 100 handsets. The user can move back and forth insteps of 100 handsets. Because the browser function can not be used tosearch for a certain handset in all sub lists, a search function is available,which allows to find a handset by a given number or IPEI.Adding Portable Parts to the SIP-DECT systemA new PP can be added to the system by pressing the “New” button. Thefollowing popup window appears allowing the configuration of a new PP.The Name parameter represents the SIP Display Name field. This parameteris optional but recommended.The Number is the SIP account number or extension for the PP.The IPEI is the DECT 142 handset IPEI number which can be found in theSystem Options menu of the DECT 142 handset.The DECT authentication code is used during initial DECT subscription as asecurity option and can be set here for each PP separately. If it is notconfigured the global authentication code on the “System Settings” webpage, it is used (see chapter 3.3.2.1). This parameter is optional.Note: The authentication code can only be changed if the PP is notsubscribed. The PP name can be changed, but this will not take effect untilthe PP is subscribed again.The SIP Authentication User Name is optional but recommended. Itrepresents the name which will be used during SIP registration andauthentication. If no name is given the number will be used by default. Thepassword will be used during SIP registration and authentication.