BROADSOFT PARTNER CONFIGURATION GUIDE – YEALINK W52P IP DECT PHONE 20-BD5392-00©2013 YEALINK PAGE 8 OF 542.2 Interface Capabilities SupportedThe Yealink W52P IP DECT Phone has completed interoperability testing withBroadWorks using the BroadWorks SIP Access Device Interoperability Test Plan [4]. Theresults are summarized in the following table.The BroadWorks test plan is composed of packages, each covering distinctinteroperability areas, such as “Basic” call scenarios and “Redundancy” scenarios. Eachpackage is composed of one or more test items, which in turn, are composed of one ormore test cases. The test plan exercises the SIP interface between the device andBroadWorks with the intent to ensure interoperability sufficient to support the BroadWorksfeature set.The Supported column in the following table identifies the Yealink W52P IP DECTPhone’s support for each of the items covered in the test plan packages, with the followingdesignations: Yes Test item is supported. No Test item is not supported. NA Test item is not applicable to the device type. NT Test item was not tested.Caveats and clarifications are identified in the Comments column.NOTE: DUT in the following table refers to the Device Under Test, which in this case is theYealink W52P IP DECT Phone.BroadWorks SIP Access Device Interoperability Test Plan Support TableTest Plan Package Test Plan Package Items Supported CommentsBasic Call Origination YesCall Termination YesSession Audit YesSession Timer YesRingback YesForked Dialog YesEarly UPDATE NoEarly-Session No181 Call Being Forwarded YesDial Plan YesDual-Tone Multi-Frequency (DTMF) –InbandYesDTMF – RFC 2833 YesDTMF – DTMF Relay YesCodec Negotiation YesCodec Renegotiation YesBroadWorks Services Third-Party Call Control – Basic Yes