Exfo EXpert VoIP Test Tools Uživatelský manuál

User Guide EXpert VoIP Test Tools

Getting Started4 EXpert VoIP Test ToolsStarting the EXpert VoIP Test Tools ApplicationTo start the EXpert IP Test Tool application:1. FTB-1: From Mini

Glossary94 EXpert VoIP Test ToolsAcronym ListGILMPGUI Graphical User InterfaceID Identification IEEE Institute of Electrical & Electronics Enginee

GlossaryEXpert IP 95Acronym ListQRSTUQoS Quality of ServiceRFC Request For CommentsRJ-45 Registered Jack 45RMA Return Merchandise AuthorizationRTP Rea

Glossary96 EXpert VoIP Test ToolsAcronym ListVμsmicrosecondUSB Universal Serial busVLAN Virtual Local Area NetworkVoIP Voice over Internet Protocol

IndexEXpert IP 97IndexAAbout button ... 7Admission Delay... 59afte

Index98 EXpert VoIP Test ToolsEthernet Statistics ... 22EXFO Conversational MOS... 62, 65EXFO Co

IndexEXpert IP 99NNetwork Bandwidth ... 74No of Packets Sent ... 54No Packets Sent

Index100 EXpert VoIP Test ToolsSending Audio Codec... 58Signaling Port... 42, 45SI

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EXpert IP 53 Using the Graphical User Interface This chapter describes the graphical user interface of the EXpert VoIP Test Tools application. Main Ap

Using the Graphical User Interface6 EXpert VoIP Test ToolsMain Application WindowStatus Bar The status bar displays the following information. Title B

Using the Graphical User InterfaceEXpert IP 7Main Application WindowApplication Buttons About (i) mainly displays the product version details and tec

Using the Graphical User Interface8 EXpert VoIP Test ToolsArrow ButtonsArrow Buttons Moves to the top of the list.Moves one page up.Moves one line up.

Using the Graphical User InterfaceEXpert IP 9Keyboard UsageKeyboard Usage The GUI pops up different keyboards to modify data. Following are the usual

EXpert IP 114 Selecting and Starting a TestA test can be created either by selecting the test from the Test Menu or by loading a previously saved conf

Selecting and Starting a Test12 EXpert VoIP Test ToolsRTPRTPThe RTP (Real Time Protocol) network test is a peer-to-peer test that measures the VoIP re

Selecting and Starting a TestEXpert IP 13SIPSIPThe SIP (Session Initiation Protocol) test measures the performance of Voice over IP (VoIP) services wi

EXpert IP 101Copyright © 2014 EXFO Inc. All rights reserved. No part of this publication may be reproduced, stored in a retrieval system or transmitte

Selecting and Starting a Test14 EXpert VoIP Test ToolsSIPTo select, configure, and start a SIP Test:1. From the Main Menu, tap SIP. 2. From the Interf

Selecting and Starting a TestEXpert IP 15SCCPSCCPThe SCCP (Skinny Client Control Protocol) service active test measures the performance of calls betwe

Selecting and Starting a Test16 EXpert VoIP Test ToolsSCCP6. Press Start to start the test. 7. For results, refer to Summary (SCCP) on page 79, Call Q

Selecting and Starting a TestEXpert IP 17H.323H.323The H.323 test is a set-to-service test that measures call statistics for an H.323 call. It either

Selecting and Starting a Test18 EXpert VoIP Test ToolsH.248/MegacoH.248/MegacoThe H.248, the Media Gateway Control Protocol, is designed for distribut

EXpert IP 195Test Setup The test setup offers the following tabs depending on the test: TabsTestPageRTP SIP SCCP H.323 H.248Interface XXXXX20Configura

Test Setup20 EXpert VoIP Test ToolsInterfaceInterface Note: The interface configuration parameters apply globally to all tests. From the Main Menu, ta

Test SetupEXpert IP 21InterfaceNetwork Configuration Note: Network configuration is only possible when the Obtain IP from DHCP check box is cleared. O

Test Setup22 EXpert VoIP Test ToolsInterfaceEthernet Statistics The following Ethernet Statistics are displayed.  Link Status displays the status of

Test SetupEXpert IP 23Configuration (RTP)Configuration (RTP) From the Main Menu, tap RTP and the Configuration tab. Call Mode Select the call mode: 

102 EXpert VoIP Test ToolsLicence Agreement and WarrantyIMPORTANT: CAREFULLY READ THE FOLLOWING LICENSE AGREEMENT BEFORE OPENING THIS INSTALLATION PAC

Test Setup24 EXpert VoIP Test ToolsConfiguration (RTP) Codec represents the audio Codec (packet interval, payload size, and IP bandwidth) of the call

Test SetupEXpert IP 25Configuration (RTP) Record check box when selected (cleared by default) allows recording network VoIP traffic. The recorded fil

Test Setup26 EXpert VoIP Test ToolsConfiguration (SIP)Configuration (SIP) From the Main Menu, tap SIP and the Configuration tab. Peer Device  EXFO De

Test SetupEXpert IP 27Configuration (SIP)Test Length  Test Duration (sec) is the length of time for which the test will run in seconds: 1 to 600 seco

Test Setup28 EXpert VoIP Test ToolsConfiguration (SIP) Call Type selects the type of the call. For Peer Device set as EXFO Device, only SIP Call is a

Test SetupEXpert IP 29Configuration (SIP)For Controller Call Mode:  Disabled (default) doesn‘t use the PRACK method.  Supported does not insist on u

Test Setup30 EXpert VoIP Test ToolsConfiguration (SIP)Destination IP address Only available when the Peer Device is set as EXFO Device.  Manually Con

Test SetupEXpert IP 31Configuration (SCCP)Configuration (SCCP) From the Main Menu, tap SCCP and the Configuration tab. Call Mode  Make Call: The Call

Test Setup32 EXpert VoIP Test ToolsConfiguration (SCCP) Codec selects the audio Codec (packet interval, payload size, and IP bandwidth) of the call s

Test SetupEXpert IP 33Configuration (SCCP)Utilities Traceroute check box when selected (default) calculates the performance of the network path betwe

EXpert IP 1036. LIMITED WARRANTY: EXFO warrants the media on which the Software is distributed to be free from defects in material and workmanship and

Test Setup34 EXpert VoIP Test ToolsConfiguration (H.323)Configuration (H.323) From the Main Menu, tap H.323 and the Configuration tab. Call Mode  Mak

Test SetupEXpert IP 35Configuration (H.323)DSCP1IP Media DSCP (IP Media Differentiated Services Code Point) describes a set of end-to-end QoS (Quality

Test Setup36 EXpert VoIP Test ToolsConfiguration (H.323) Transport Address specifies the call destination’s transport address. Enter the IP address w

Test SetupEXpert IP 37Configuration (H.323)Capture Filters Available when the Utilities - Capture check box is selected.  IP Address check box when s

Test Setup38 EXpert VoIP Test ToolsConfiguration (H.248/Megaco)Configuration (H.248/Megaco) From the Main Menu, tap H.248/Megaco and the Configuration

Test SetupEXpert IP 39Configuration (H.248/Megaco) H.248 DSCP1 (H.248 Differentiated Services Code Point) describe a set of QoS (Quality of service)

Test Setup40 EXpert VoIP Test ToolsConfiguration (H.248/Megaco)Capture Filters Available when the Utilities - Capture check box is selected.  IP Addr

Test SetupEXpert IP 41Controller SetupController Setup Note: Only available when Controller is selected as the call mode (see Call Mode on page 26).Fr

Test Setup42 EXpert VoIP Test ToolsController SetupProxy Settings  Force Proxy If the Force Proxy check box is selected, the test routes all requests

Test SetupEXpert IP 43Controller SetupRegistration Parameters Note: Available when Other Device is selected as Peer Device (see Peer Device on page 26

EXpert IP 1Contents1 Introducing the EXpert VoIP Test Tools ... 1Conventions ...

Test Setup44 EXpert VoIP Test ToolsResponder SetupResponder Setup Note: Not available when both EXFO Device (see Peer Device on page 26) and Responder

Test SetupEXpert IP 45Responder SetupProxy Settings  Force Proxy If the Force Proxy check box is selected, the test routes all requests associated wi

Test Setup46 EXpert VoIP Test ToolsResponder SetupRegistration Parameters Note: Available when Other Device is selected as Peer Device (see Peer Devic

Test SetupEXpert IP 47Parameters (SCCP)Parameters (SCCP) From the Main Menu, tap SCCP and the Parameters tab. Call Parameters  Call Manager IP Addres

Test Setup48 EXpert VoIP Test ToolsParameters (H.323)Parameters (H.323) From the Main Menu, tap H.323 and the Parameters tab. Local Parameters  Gatek

Test SetupEXpert IP 49Parameters (H.323)Media Parameters  Media Mode defines the flow direction of the RTP packets (media).  Send and Receive (defau

Test Setup50 EXpert VoIP Test ToolsParameters (H.248/Megaco)Parameters (H.248/Megaco) From the Main Menu, tap H.248/Megaco and the Parameters tab. Loc

Test SetupEXpert IP 51ThresholdThreshold The threshold is used to specify the Pass and Fail values for the test. From the Main Menu, tap any test and

EXpert IP 536Test Results The rest Results menu offers the following Result Summary tabs depending on the test:TabsTestPageRTP SIP SCCP H.323 H.248Cal

2 EXpert VoIP Test Tools6 Test Results ...53Call Detail

Test Results54 EXpert VoIP Test ToolsCall DetailsCall Details From the Tests menu, tap Results and the Call Details tab. Test Results  Endpoint IP Ad

Test ResultsEXpert IP 55Call Details Registration Time (ms) indicates the time in milliseconds to complete a SIP “register request” method.  Authent

Test Results56 EXpert VoIP Test ToolsCall Manager Statistics (H.248/Megaco)Call Manager Statistics (H.248/Megaco) Displays the performance statistics

Test ResultsEXpert IP 57Call Manager Statistics (H.248/Megaco) Post Pickup Delay (ms) is the post pickup delay measured by the Caller in milliseconds

Test Results58 EXpert VoIP Test ToolsCall Manager Statistics (H.323)Call Manager Statistics (H.323) Displays the performance statistics of the Call Ma

Test ResultsEXpert IP 59Call Manager Statistics (H.323) Ring Duration (ms) is the length of time in milliseconds for a called terminal to answer the

Test Results60 EXpert VoIP Test ToolsCall Manager Statistics (SCCP)Call Manager Statistics (SCCP) Displays the performance statistics of the Call Mana

Test ResultsEXpert IP 61Call Manager Statistics (SCCP) Post Dial Delay is the time in milliseconds between the transmission of the last dialed digit

Test Results62 EXpert VoIP Test ToolsCall Quality DetailsCall Quality Details From the Tests menu, tap Results and the Call Quality Details tab. MOS /

Test ResultsEXpert IP 63Call Quality Details Out-of-Order Packets is the number of RTP packets that were received out of order. This value is calcula

EXpert IP 11 Introducing the EXpert VoIP Test ToolsThe EXpert VoIP Test Tools provides Ethernet testing capability on the EXFO’s platform. It runs as

Test Results64 EXpert VoIP Test ToolsCall Quality DetailsDegradation Factors  Codec (%) is the percentage of MOS score degradation that was due to th

Test ResultsEXpert IP 65Controller StatisticsController StatisticsDisplays the result information for packets that travelled from the responder to the

Test Results66 EXpert VoIP Test ToolsController Statistics Total Lost Packets (%) is the percentage of RTP packets that were either lost or late.  O

Test ResultsEXpert IP 67Controller StatisticsDegradation Factors  Codec (%) is the percentage of MOS score degradation that was due to the codec type

Test Results68 EXpert VoIP Test ToolsResponder StatisticsResponder StatisticsDisplays the result information for packets that travelled from the contr

Test ResultsEXpert IP 69Responder Statistics Out-of-Order Packets is the number of RTP packets that were received out of order. This value is calcula

Test Results70 EXpert VoIP Test ToolsResponder StatisticsDegradation Factors  Codec (%) is the percentage of MOS score degradation that was due to th

Test ResultsEXpert IP 71Summary (H.248/Megaco)Summary (H.248/Megaco) From the Tests menu, tap Results and the Summary tab.  Status displays the Statu

Test Results72 EXpert VoIP Test ToolsSummary (H.248/Megaco)Voice Quality Summary Metrics  MOS is the Mean Opinion Score for the RTP stream (packets).

Test ResultsEXpert IP 73Summary (H.323)Summary (H.323) From the Tests menu, tap Results and the Summary tab.  Status displays the Status of the test.

Introducing the EXpert VoIP Test Tools2 EXpert VoIP Test ToolsConventionsConventionsBefore using the product described in this guide, you should under

Test Results74 EXpert VoIP Test ToolsSummary (H.323)Voice Quality Summary Metrics  MOS is the Mean Opinion Score for the RTP stream (packets). If Mak

Test ResultsEXpert IP 75Summary (H.323) Packet Loss (%) is the percentage of lost, late, and early packets traveling on the network. If Make Call is

Test Results76 EXpert VoIP Test ToolsSummary (RTP)Summary (RTP) From the Tests menu, tap Results and the Summary tab.  Status displays the Status of

Test ResultsEXpert IP 77Summary (RTP)Voice Quality Summary Metrics  MOS: The Mean Opinion Score (MOS) is the value calculated for RTP Stream (packets

Test Results78 EXpert VoIP Test ToolsSummary (RTP) Packet Loss (%) Threshold: The threshold value set from the threshold configuration page.  No Pac

Test ResultsEXpert IP 79Summary (SCCP)Summary (SCCP) From the Tests menu, tap Results and the Summary tab.  Status displays the Status of the test. O

Test Results80 EXpert VoIP Test ToolsSummary (SCCP) R-Factor is the Voice Quality R-factor for the RTP stream. If Make Call is selected as Call Mode

Test ResultsEXpert IP 81Summary (SIP)Summary (SIP) From the Tests menu, tap Results and the Summary tab.  Status displays the Status of the test. Onc

Test Results82 EXpert VoIP Test ToolsSummary (SIP)Voice Quality Summary Metrics  MOS is the Mean Opinion Score (MOS) for the audio RTP stream (packet

Test ResultsEXpert IP 83Summary (SIP) Packet Loss (%) - Threshold: The threshold value set from the threshold configuration page.  Packet Sent is th

EXpert IP 32 Getting StartedSignal ConnectionThe EXpert VoIP Test Tools uses the 10/100/1000 Mbit/s Ethernet RJ45 port of the EXFO’s platform. Connect

EXpert IP 857Test ControlThis chapter describes the test control buttons available on the top-right navigation bar of the application.Start/Stop Butto

Test Control86 EXpert VoIP Test ToolsLoad/SaveLoad/Save Configurations Tab The Configuration tab allows to save, load, and delete a test configuration

Test ControlEXpert IP 87Load/SaveRecord Audio Tab The Record Audio tab allows to listen or delete an audio file. Tap the Save/Load button, and the Rec

Test Control88 EXpert VoIP Test ToolsReportReport Config/Save Tab The Config/Save tab allows to configure the report parameters and generate/save the

Test ControlEXpert IP 89Report Turn on Report Generation Prompt check box when selected (default) displays a pop-up every time a test case is stopped

EXpert IP 918 TroubleshootingSolving Common ProblemsBefore calling EXFO’s technical support, please read the following common problems that can occur

Troubleshooting92 EXpert VoIP Test ToolsContacting the Technical Support GroupContacting the Technical Support GroupTo obtain after-sales service or t

EXpert IP 93A GlossaryAcronym List ABCDF?HelpAC Alternating CurrentARP Address Resolution ProtocolASCII American Standard Code for Information Interch