LanXPLORER Pro 150835 Iss 5User Manual Page 456.8 Voice over IP (VoIP)This test allows transfer parameters of VoIP devices to be measured.For this purpose the LanXPLORER is switched between the VoIP device and the network inthe inline mode and detects incoming calls automatically. From the start of the test, theLanXPLORER writes call sequentially and compares these with the set quality parameters.6.8.1 Performing test1. Select the menu point "VoIP".2. Select Setup to define the ports to be used for VoIP and the acceptable limits ofJitter, Delay and Lost packets to be achieved for the test result to be Pass.:3. Select Start to start the test.The LanXPLORER now writes the calls sequentially and shows the last 20 calls that havebeen recorded.6.8.2 Display resultsImage DescriptionCall The call is evaluated as passed.The call is evaluated as fault.No. Consecutive numberStart Call beginto Call endLength Call periodQOSService qualityCall corresponds with the quality parametersCall does not correspond with the qualityparametersThe call had not been accepted.HAVE THE TEST DETAILS FOR VOIP-TRACE DISPLAYED1. Select the desired call.2. The VoIP-Trace is displayed by selecting Trace.3. Press Escape to return to the previous screen.HAVE THE TEST DETAILS FOR THE SERVICE QUALITY DISPLAYED1. Select the desired call.2. Further test details are displayed by selecting QOS3. Press Escape to return to the previous screen.Image DescriptionJit Jitter – Call distortion in msDly Delay – Call delay in msFigure 65: VoIP - Test result