5.2.2.2 SIP Portable Station (S-PS) and SIP Cell Station (SIP-CS)DescriptionThis PBX supports the connection of SIP Cell Stations (SIP-CSs). A SIP-CS functions like other CSs, exceptit uses SIP for managing calls. A PS that connects through a SIP-CS is called a SIP Portable Station (S-PS).This section explains the main features available to SIP-CSs and S-PSs.PhonebookAn S-PS will automatically download up to 300 system speed dialling numbers (® 2.6.4 SpeedDialling—Personal/System) and store them in its local phonebook.Wireless XDPAn S-PS can be paired with a wired extension. However, only parallel ringing is supported. Other features,such as switching a call between telephones, are not supported. (® 5.2.4.5 Wireless XDP Parallel Mode)S-PS Broadcast CallAn S-PS cannot be a member of a PS Ring Group (® 5.2.4.2 PS Ring Group). Instead, an ICD group can beused to achieve the same functionality.1. In the ICD group settings, specify the SIP-CSs as the members of an ICD group.2. Via the Super Master SIP-CS’s Web interface, create a PS Ring Group that contains the floating extensionnumber of the ICD group and the S-PSs to broadcast incoming calls to.SIP-CSExt.300SIP-CSExt.301SIP-CSExt.302101 102 103 104 105Members:300301302ICD Group 1Floating extension no.: 600SIP-CS SettingsPS Ring Group 600101102103105Incoming callFlexible KeysThe following types of flexible keys can be programmed on an S-PS:490 Feature Guide5.2.2 SIP (Session Initiation Protocol) Extension