1.4.2 Release Notes for Remote Office and RLC 11December 2003Compatibility optionsThis section contains tables that provide compatibility options for MeridianDigital Telephone IP Adapters, Remote Office 911x series units, and RemoteOffice 9150 units. This section also lists the trunk requirements for RemoteOffice release 1.3.M2000 series (M3310, and M3820 European models) and M39xx seriesdigital telephone set model and accessory compatibilityThe following tables show Remote Office and Meridian Digital Telephone IPAdapter compatibility with M2000 series (M3310 and M3820 Europeanmodels) and M39xx digital telephone set models and accessories.Meridian Digital Telephone IP Adapter and Remote Office 911xseries unitsDigital Telephone Set Models ii. The host PBX must be running software capable of supporting each digital telephoneset model used.Meridian DigitalTelephone InternalIP AdapterandRemote Office 9110Meridian DigitalTelephone ExternalIP AdapterandRemote Office 9115M2008D, M2008HFD M2616D M2216D-ACD M2616CT Cordless Discontinued DiscontinuedM3310, M3820 (Europe only) M3902, M3903 M3904 M3905 (ACD) M2000 series (M3310 & M3820 European models) Add-on ModulesHeadsets External alert Key-based expansion module ATA (Analog Terminal Adapter)MCA (Meridian CommunicationsAdapter)