| Advanced Phone Features | 73Shared Line Appearance(SLA)When your phone is registered with the Skype for Business Server, you can use the Shared Line Appearance (SLA)feature to share a single line with other contacts as a member of a group. System administrators assign members to theSLA group.Any SLA group member can answer, hold, or resume calls on the shared line, and all group members can view thestatus of a call on the shared line on their phones. Each line supports up to 25 call appearances. Only one call at atime can be active on the shared line appearance. If a call is placed to the shared line with an active call in place, theincoming call is sent to another shared line.Note: SLA feature is configurable via Skype for Business server only. Contact your system administratorfor more information. A user can be assigned to one SLA group only. If the user has to be a delegate formultiple shared numbers, the phone will perform Boss-Admin feature to handle the delegate calls. For moreinformation ,refer to Boss-Admin for Skype for Business.• Viewing Shared Line Appearances• Answering SLA Calls• Placing a SLA Call on Hold• Resuming Held SLA Calls• Missed and Received Calls on Shared LinesViewing Shared Line AppearancesWhen you (group member) sign into your phone, your phone notifies that you joined a SLA group, and all shared lineappearances are displayed on the SLA screen automatically.In the following figure, all shared line appearances of the SLA group member (yl576) are displayed on the SLAscreen. The name of the shared line appearance consists of the sequence number and the group name.Answering SLA CallsAny incoming call to the shared line rings on all group members' phones simultaneously.ProcedureTap Answer.Note:
