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966R User Manual - Sage Instruments

1. Deletes a user Admin only Reboots the controller Displays the command interpreter Change the current user s password Terminate a user s session Admin only Displays or sets system time Displays or sets system date continued on next page Sage Instruments 966R User Manual 10 Telnet Access Administrating the Sage 966R continued To get a list of the users currently logged in type user a To get a list of all registered users type user d To add a user type useradd lt username gt lt password gt To delete a user type userdel lt username gt To reboot the controller type warmstart To get the command interpreter version type version To change the current user s password type passwd To terminate a user s session as Admin only type user a to get a list of users and their associated session ids Then type kick lt user s session id gt to terminate the user s session 9 To display the time type time To change the time type time lt HH MM SS gt 10 To display the date type date To change the date type date lt MM DD YYYY gt ONAUNKRWN D Gathering Information for Conducting Tests Information Commands for Tests View interface status configure interfaces Display unit information activate options These commands are used to fac
2. oipr Configure MolP Responder Test Notes Create a MoIP Responder Test Use Command pa sswd Change the current user s password Notes Admin only may change other user s passwords Command pvit Use Configure PVIT Test Notes Create a PVIT Test default director Receiver always enabled sender enabled if a level is specified Command remctrl Use Switch Unit to UI Remote Control mode Switch control of the unit from multi user command line mode to standalone UI remote control Reboots the controller but not the interface boards drops all tests and sessions in progress This unit is optioned to run in multi user command line mode as well as single user remote control via Notes the 960B user interface PC application Executing this command will Kill all network connections to the unit including this one Reconfigure the unit for single user remote control Restart the control SW this will take 30 seconds or so The Remote Control UI application has provisions to return to the command line mode if desired Command report Use Report the latest results for the specified test Notes Available to all users test must be enabled Use Command smosd Configure SMOS Director Test Notes Create a SMOS director test that calls a SMOS responder Use Command SMOSr Configure SMOS Responder Test Notes Create a SMOS Responder test t
3. INSTRUMENTS Next Generation Multi Channel Remote Test Server Hardware Command Line Software INSTRUMENTS Overview THE 966R is a powerful multi channel IP FIM cast ER aren 4 Telephony test server designed to provide oF 10 lt 1 Meee es 2 a 5 Service providers and manufacturers a Typical APplicatiONS s tunnels 4 robust test patform to remotely monitor COR ee ne 6 turn up and maintain voice fax and data Unpack ean En ne 7 sees Packout CONTES le ane een 7 7 Installation Software lin stalla cis snse dm 8 Physical installation 10 Telnet Command Line Interface OVEIEW esaa ae e a a da atetes 11 bl of SMS iniiae 14 Technology and Applications Voice Processing Impairments 18 Test IMICUICS ES RS ened tect EEE E aoa teat 19 Error STAeS 225 anse also tite nl 25 Running Tests SMOS Director Test 28 SMOS R Done eed eigenen tence 30 Packet Voice Impaairment PVIT Test 31 RIC SOUS so a ee ms 33 Echo INSU OM asa auiasec aatnaaenethucgesusuretemaduanaces 35 NS DOCS E PR 37 In today environment test tools need MolP Director 39 to be cost effective in both form and FAX Transmit and Receive Tests 40 function And with it s broad range of Digit Analyzer Test en 41 instrument quality test features and it s Digit Sender Test cronici e ni ee 42 ability to be configured as a single or multi RO Ue Director Talens T 43 user pla
4. Sage Instruments 966R User Manual e 29 Configuring and Running 966R Tests Packet Voice Impairment Test PVIT PVIT provides detailed diagnostic information about events that impact voice clarity over packet switched networks including voice frame losses voice frame slips also know as jitters voice clippings and noise hits Purpose and Function PVIT works by sending a complex test signal over the network and measuring events that degrade that signal The PVIT signal is a carrier modulated spread spectrum signal with silence insertion e Measures four types of impairment events e Displays cumulative event counts in real time Displays details about events as they occur e Accumulates data over the test period Test Duration 15 minutes 1 hour 24 hours or continuous NOTE The continuous up to 1000 hours Command pvit pvit dn sn if rn log dir resp mf dur mask Tx Level dBM destination Optional Characters without whitespace source Optional Characters without whitespace IF 1 to 6 Resource Optional 1 to 255 Log File Optional Characters without whitespace Be Director times to run 0 Optional 0 to 999 Be Responder Optional Send MF call setup digits CAS only DTMF Optional Test Duration s O Optional 0 to 1000 mask Mask ms 0XOptional 0 to 1000 Tx Level dBM Optional 20 to 0 PVIT stands for Packet Voice Impair
5. Sage Instruments 966R User Manual e 4 966R Options Sage 966R options are sold separately Please contact your Sage sales representative for pricing and availability 831 761 1000 press 2 7966 0100 02 7966 0200 02 7966 0300 02 7966 0400 02 7966 0450 02 7966 0800 02 7966 1000 02 7966 5000 02 7966 5100 02 7966 5200 02 7966 5300 02 7966 5500 02 NGEN Tests SMOS PVIT Echo Sounder Echo Generator Test Lines and Directors 7966 5600 02 G 168 Suite ITU G 168 Echo Canceller Conformance Test 7966 5700 02 INMD ITU P561 Passive Echo Monitor 7966 5400 02 7966 5800 02 7966 6110 02 7966 6120 02 7966 6130 02 796X 8980 01 796X 8980 02 796X 8980 03 Three 3 year extended warranty It is important to note that the SAGE 966R is a Telnet Command Line Controlled device With the exception of the On and Off switch there are no controls of any kind on the 966R unit itself If the unit is disconnected from the PC outputs are idled after 30 seconds Intuitive Telnet Command Line User Interface provides Remote Instrument Control with individual control of each bearer channel Sage Instruments 966R User Manual e 5 Unpacking When your new 966R multi channel test instrument arrives from the factory the shipping box should contain the following components d Packout e SAGE 966R Multi Channel Test Unit a e Power Cord b e USB Cord c e Software Compact Disk d e SAGE 966R U
6. then send 555 1212 with 90 ms on duration and 50 ms off duration digsend if 1 rn 5 dn 3382429 on 90 off 50 5551212 Sage Instruments 966R User Manual 42 Configuring and Running 966R Tests 10x Director Test Purpose and Function An implementation of the 100 102 amp 105 tests described in the AT amp T Compatibiliy Bulletin No 106 aka CB106 of December 1981 The standard 105 test includes the following 9 individual user selectable tests 1 Loss at 1004 Hz with 0 dBm TX level 2 Loss at 404 Hz with 16 dBm TX level a gain slope test 3 Loss at 1004 Hz with 16 dBm TX level a gain slope test 4 Loss at 2804 Hz with 16 dBm TX level a gain slope test 5 C message filter weighted noise measurement 6 C message filter weighted and tone notched noise measurement 7 ERL echo return loss 8 SRL singing return loss 9 SRH singing return loss high At least one test MUST be specified in 105 Mode Type 100 amp 102 directors will ignore any selected tests performing as dictated by CB106 Type 100 measures loss C notch Cmsg ERL SRL and SRH Type 102 mesures repeatedly loss C notch and Cmsg A parameter is provided to adjust the director responder communication telemetry level in the presence excessive gain or attenuation Also to inter operate with responder implementations that are slow to receive subsequent commands a parameter is exposed to alter the inter test delay N
7. time PS event count PS FS Average and PS of total time Net Slips Net slip counts average and Noise Hits Transient Impulse Noise Includes total elapsed test time noise event count and average event duration Voice Clippings Includes total elapsed test time net total VC impairment time VC event count and average event duration Specifications PVIT Measurement Precision e Voice Frame Loss 2 ms e Voice Frame Slip jitter 0 5 ms e Voice Clipping 2 ms e Noise Level 1 dB e Percentage Voice Frame Loss 10 of actual of frame loss The results for Events are reported as recorded events Results include event type event duration and time stamp Event types can be e IS In_SYNC e RS SYNC Recovered e SL Signal Lost SYNC Lost e SR Signal Recovered e PL Packet Frame Loss e PS Packet Frame Slip Delay Variation e VC Voice Clip e NH Noise Hit e DC Detection of Clock Drift Sage Instruments 966R User Manual 31 Configuring and Running 966R Tests Echo Sounder Purpose and Function Echo is one of the most important quality of service factors in a telephone network Sage Instruments echo test suite includes a complete set of tools to characterize the level and delay of echoes on a network It provides an objective measurement of this important aspect of overall voice quality Specifications The Sage Echo Sounder test measures echoes with the following e Echo levels
8. 00 to 180 00 Number of Test Cycles 3 Optional 0 00 to 180 00 Tx Level dBM 10 Optional 20 00 to 0 00 continued on next page Sage Instruments 966R User Manual e 32 Configuring and Running 966R Tests Echo Sounder continued Discussion The Sage Echo Sounder test sends a proprietary test signal to characterize echos that may be present on the line under test It is capable of sending an initial echo canceller disable tone prior to the test signal Default no disable signal The parameters of the disable tone are customizable The Silence duration determines the leading and inter test if num cylcles gt 1 silence in seconds A larger leading silence may be useful if calling a line that is slow to answer The number of cycles is used to repeat the echo sounder tests multiple times during a single call to look for dynamic changes Examples Perform a echo sounder test on interface 3 resource 2 using the default values Tx Level 10 no EC Disable tone to destination 434 8794 echosnd if 3 rn 2 dn 4348794 Perform a echo sounder test on interface 3 resource 2 using the default values Tx Level 10 no EC Disable tone to destination 434 8794 and send the echo canceller disable signal echosnd if 3 rn 2 dn 4348794 ecd Sage Instruments 966R User Manual e 33 Configuring and Running 966R Tests Echo Generator Sage Instruments
9. 08 2005 16 22 39 Digit Receiver ocm1 1 6 DTMF 7 7 770 1477 50 50 08 08 2005 16 22 39 Digit Receiver ocm1 1 5 DTMF 7 7 770 1336 49 51 08 08 2005 16 22 39 Digit Receiver ocm1 1 4 DTMF 7 7 770 1209 49 51 08 08 2005 16 22 39 Digit Receiver ocm1 1 1 DTMF 7 7 697 1209 49 51 08 08 2005 16 22 39 Digit Receiver ocm1 1 2 DTMF 7 7 697 1336 50 50 08 08 2005 16 22 39 Digit Receiver ocm1 1 3 DTMF 7 7 697 1477 50 50 08 08 2005 16 22 39 Digit Receiver ocm1 1 1 DTMF 7 7 697 1209 50 50 08 08 2005 16 22 39 Digit Receiver ocm1 1 2 DTMF 7 7 697 1336 49 51 08 08 2005 16 22 39 Digit Receiver ocm1 1 3 DTMF 7 7 697 1477 49 51 08 08 2005 16 22 41 Digit Receiver ocm1 1 7 DTMF 7 7 852 1209 1360 57 08 08 2005 16 22 42 Digit Receiver ocm1 1 3 DTMF 7 7 697 1477 2263 56 08 08 2005 16 22 42 Digit Receiver ocm1 1 5 DTMF 7 7 770 1336 774 56 7 7 7 7 F 7 7 7 The Stage indicated in the results indicates if the digit was captured during call setup a or after the call is up a The off time is the ms elapsed since the last event call setup beginning event or last digit trailing edge The on time is the duration of the digit in milliseconds Sage Instruments 966R User Manual 41 Configuring and Running 966R Tests Digit Sender Test Purpose and Function Sageis Digit Send
10. 1004 12 Create a smtone responder on interface 2 resource 3 that answers a call sends a tone at 1004Hz at 12 dBm for 20 seconds and then hangs up smtone if 2 rn 3 resp dur 20 1004 12 Create a smtone director on the first available resource of interface 1 that calls 831 761 1000 sends tone for 12 seconds at 440Hz 3 dBm and logs any measured returned tone to mtone log smtone if 1 dn 8317611000 dur 12 log mtone log 440 3 Create a smtone director on the first available resource of interface 1 that calls 831 761 1000 and logs any measured tone to mtone log for 12 seconds No tone sent smtone if 1 dn 8317611000 dur 12 log mtone log Sage Instruments 966R User Manual 26 Configuring and Running 966R Tests SMOS Director Test Purpose and Function The Sage Instruments Mean Opinion Score SMOS test provides an accurate assessment of how telephone users perceive speech quality over a live VoIP network SMOS provides a comprehensive set of measurements that pertain to all aspects of voice quality The SMOS test uses a robust algorithm to deliver accurate results in the presence of jitters band limitations and dropouts producing both near to far and far to near measurements SMOS Measurements e Clarity Mean Opinion Score MOS e Effective Bandwidth available in the 300 Hz to 3400 Hz range e Voice Frame Slips compressive and expansive jitters in milliseconds e Comfort Noise Level measur
11. Rate vocoder The packet loss and packet jitter are useful for simulating adding known impairments in a circuit The loopback is a true digital loopback with no level adjustment but with a delay specified by the first echo Examples Create an echo generator responder test with a single echo of 12 dB at 53 ms on interface 1 resource 3 echogen if1 rn3 IvI1 12 dly1 53 Create an echo generator responder test with a single default echo on interface 4 resource 5 echogen if 4 rn 5 Setting Echo Dispersion using G 168 Models The following G 168 echo path models are used with the SAGE 966R Echo Generator test The echo path is simulated by a linear digital filter with the scaling factor Kj as referenced in the table below The eight G 168 models represent echo paths with various dispersion characteristics and different time widths For tests that use CCS Composit Source Signal or white noise as the scaling factor the values of Kj are provided in the table below g k 10 ERE 20 K ym k Scaling Factor Kj A minimum ERL value of 6 db should CCS dB be used in the tests for echo path models 1 3 4 5 and 6 For echo path models 2 7 and 8 the minimum ERL values used in the tests should be respectively 6 55 db 11 06 db and 9 27 db This ensures that the magnitude response of the scaled 9 33x106 echo path g k does not exceed 0 db over the appropriate frequency range For tests that use Tones as
12. Sage s INMD in the 966R will report in real time the detected echo level and echo delay A graphical snapshot of the reference and echo signals is also displayed on the main test window as further visual confirmation If the monitored DS1 are PRI ISDN lines then the source and destination phone numbers associated with the monitored DSO channel are also presented Simply speaking INMD detects echo by principle of cross correlation More specifically as implemented in the SAGE 966R INMD has an internal signal analyzing window of 256ms long 2048 samples at 8000Hz sampling rate For detailed INMD P 561 network connection and operation principles see the link Information in SAGE s P 561 INMD Test found at www sageinst com 960 B_ Tech html Create an INMD passive echo monitor test Requires Dual Monitor mode forT1 E1 Command inmd inmd dn sn if rn log dir resp mf destination Optional Characters without whitespace source Optional Characters without whitespace IF 1 to 6 Resource Optional 1 to 255 Log File Optional Characters without whitespace Be Director times to run 0 Optional O to 999 Be Responder Optional Send MF call setup digits CAS only DTMF Optional Example Create inmd tests on interface 1 resources 1 23 and log the results to inmd log assumes the interface is configured for Dual Monitor Mode INMD P 561 Test Configuration Wh
13. and Echo delays e Round trip delay and Round trip attenuation e One way delay and One way attenuation The measurement ranges and precisions of Echo Sounder are shown in the table below The echo delay ranges differ slightly with different interfaces Connection Interface Echo Level Range Echo Delay Range Precision Precision 2 Wire Analog 60 20 1 dB 7 900 1ms 4 Wire Analog 60 20 1 dB 0 900 1ms T1 E1 60 20 1 dB 0 900 1ms Create an Echo Sounder Test default director Command echosnd echosnd dn sn if rn log dir resp mf ecd ecf ecl ecmf ecmi ecnc ecpd ecpj silence cycles Tx Level dBM 10 destination Optional Characters without whitespace source Optional Characters without whitespace IF 1 to 6 Resource Optional 1 to 255 Log File Optional Characters without whitespace Be Director times to run O Optional O to 999 Be Responder Optional Send MF call setup digits CAS only DTMF Optional Enable EC Disable Tone Optional EC Disable Freq Hz 2100 Optional 20 00 to 3980 00 EC Disable Level dBm 12 Optional 20 00 to 0 00 EC Disable Mod Freq Hz 15 0 Optional 0 00 to 500 00 EC Disable Mod Index 0 2 Optional 0 00 to 1 00 EC Disable Cycles 3 Optional 1 to 10 EC Disable Phase Duraton ms 450 Optional 10 to 1000 EC Disable Phase Jump Deg 180 Optional 0 00 to 180 00 Silence Duration sec 3 Optional 0
14. continued on page 14 Sage Instruments 966R User Manual e 7 Software Installation for 966R TCP IP Remote enabled units continued c You will now see a Sage Instruments splash screen click on Next d You will now see the InstallShield opening screen click on Next e The installer will now display the license agreement Click on I accept the terms then click on Next f You will now be presented the Customer Information screen Fill in the User Name and Organization boxes g Then click on Anyone who uses this computer all users and click on Next h The installer will now present the Custom Setup screen i Click on the drop down box just to the left of the text TCP IP Remote Control and select This feature will be installed on local hard drive At this point plug in the 966R USB cable At this point connect your 966R USB Cable ae j Click on Next III LLILLE I k The Ready to Install screen will now appear Click on Install At completion of the installation click on Finish m You will see a text file remoteControllnstall txt displayed Close that window n The software installation will now proceed When it is done a new window titled Set Up Microsoft ActiveSync 3 8 will appear o Click Next then click Next again A Copying File window will open The progress bar may pause at 92 for 30 se
15. relays AO and A1 Each relay has a normally open NO and a normally closed NC contact To configure alarms connect a lead to the common COM terminal and a second lead to the desired NO or NC contact terminal 966R Front Panel Except for channel activity LEDs the 966R front panel does not have any controls Sage Instruments 966R User Manual e 9 INSTRUMENTS Telnet Command Line Remote Access A Getting Started B Navigating the Console C Administering the Sage Device D Gathering Information for Conducting Tests E Managing Test Results F Conducting Tests G Starting and Stoping Tests H Help Documentation for each Command A Getting Started 1 Log into the console using a telnet terminal window 2 To get a list of all the commands type help B Navigating the Console Navigation Commands Allows all users to access help on the various built in commands Changes the current directory Displays current directory contents Exits the command interpreter and closes associated network resources 1 Type dir to get a list of all the files and directories in the current directory 2 To change directories type cd lt name of directory gt If you need to change to the parent directory type cd 3 To exit the console type exit C Administering the Sage 966R Administrative Commands Access user information Creates a new user Admin only
16. Echo Generator generates multiple echoes with programmable echo delay and echo level When combined with Echo Sounder Echo Generator facilitates the G 168 type 1 of echo canceller test and the measurements of round trip delay and round trip attenuation When working alone Echo Generator serves as a simple remotely programmable loop back e Programmable echoes and levels e Global echo disable in manual mode e Facilitates echo canceller tests Note For Analog 2 wire EGEN requires an allotment of time to allow for 2 wire we interface calibration 6 seconds So Specifications when performing an echo sounder test Circuit Type Level Range Delay Range Frequency Range to an echo gene on a 2 wire circuit the Accuracy Accuracy lead delay time on the echo sounder must Analog 2 wire 40 9 0 5 dB 17 600 0 5 ms 300 to 3300 Hz allow for calibration If lead delay is not Analog 4 wire 60 9 0 2 dB 17 600 0 5ms 300 to 3300 Hz long enough echo gen will not complete Digital T1 E1 60920208 126001 ms 2003000 Hz ee eee a a will malfunction thus reporting incorrect Note As a Responder the Load type configuration is inactive results Create a Echo Generator Test default responder Command echogen echogen dn sn if rn log dir resp mf lvl1 dly1 lvl2 dly2 g168 gsm loop pkt jit tone hoth dbl bias destination Optional Characters without whit
17. R User Manual 30 Packet Voice Impairment Test PVIT continued PVIT Test Real Time Metrics Totals and Events Tabs The Totals tab displays a group of metrics that are near end metrics of count average and percentage captured during measurement The Events tab displays near end results showing individual impair ment events Users have the ability to toggle between totals and events by clicking on the tabs see figure 68 The results for metric Totals are displayed in a table of 8 rows and 4 columns In the first row are two fields one for Send Level or Transmit level and Elapsed Time see example below the remaining rows display test data The cells O or 0 00 depicted in grey are buttons that not only display data but when clicked control the graphic representation of that buttons data message see close up figure 69 Frame Slips Frame Slips Elapsed Time Counts z c E Voice Clips Frame Loss Packet Frame Loss Includes total elapsed test time net total PL FL impairment time PL FL event count PL FL Average and PL FL of total time Ang HEE Positive Packet Frame Slips A measure of voice signal com pression jerking Includes total elapsed test time net total PS impairment time PS event count PS FS Average and PS of total time Negative Packet Frame Slips A measure of voice signal expansion gapping Includes total elapsed test time net total PS impairment
18. al time processing tasks for multiple channels The following illustrates typical impairments identified with the 966R IP Voice Processing Impairments mpairments Audio Signal Compressed Voice a PCM byte Line card A D 10110010 G711 eat a Pichi encoding EA Forward Path IAD IP Layer IP Header Packetization IPData payload N etwork es Routers Switches IP Header Buffer De packetization reassemble voice IPData payload frames Reverse Path Lostidelayed packet handling Output Audio PCM stream Signal P L10110010J Echo ETS Line 24 o Cancaller Driver Audio Wire T Comfort z ETS Unit Hybrid s Noise Generator Gateway On Net Off Net Sage Instruments 966R User Manual e 17 Technology and Applications continued SMOS Director SMOS Responder Provides End to End Voice Quality Characterization Tests the networks ability to transmit voice distortion free in both directions through gateways IADs and IP Phones Artificial Voice Test Signal All Accents Metrics Listener Impact Voice Clarity MOS Distortion Packet Loss Voice Packet Frame Slips Voice Gapping Jerking Round Trip Delay Talk over Audio Level Too Loud or Quiet Comfort Noise Too High or Too low Effective Bandwidth In band data qualification Codec Type Detection Provisioned incorrectly PVIT Packet Voice Impairment Test Provides Comprehensiv
19. attenuation Also to inter operate with director implementations that are slow to receive results a parameter is exposed to delay sending the results back Note that due to the required telemetry results from the far end have the following constraints C Message gt 15 bBrnC C Notch gt 34 dBrnC ERL SRL SRH lt 40 dB In the interests of compatibility amp consistency the near end results impose the same constraints even though our modern precision measurement equipment can do much better 10x Responder Test continued on next page Sage Instruments 966R User Manual 45 10x Responder Test continued Create a 100 102 105 default or 108 Responder Test Command 10xr 10xr dn sn if rn log dir resp mf t100 t102 t108 comlvi pause tptdur dur destination Optional Characters without whitespace source Optional Characters without whitespace IF 1 to 6 Resource Optional 1 to 255 Log File Optional Characters without whitespace Be Director times to run 0 Optional 0 to 999 Be Responder Optional Send MF call setup digits CAS only DTMF Optional 100 type Responder 105 Optional 102 type Responder 105 Optional 108 type Responder 105 Optional Comm Level dB 10 Optional 20 to 0 Results pause ms 100 Optional 10 to 1000 Sent TPT Duration ms 1500 Optional 1000 to 5000 T
20. cho Generator White Paper available via www sageinst com located at http www sageinst com downloads 925 ecegwp1 pdf New IP Telephony Transparency Test MolP Fax Data amp Voice White Paper available via www sageinst com located at http www sageinst com downloads moip pdf Fax Emulator Test White Paper via www sageinst com located at http www sageinst com downloads 960A faxtrx6_04 pdf P 561 INMD Test White Paper available via www sageinst com located at http www sageinst com downloads inmd pdf G 168 Test Suite White Paper available via www sageinst com located at http Awww sageinst com downloads 925 g168wp pdt Visit SAGE Instruments at www sageinst com PRODUCTS COMPANY SALES amp SUPPORT i Pi tr HET Voice QUALITY IN A PACKET WORLD Ke A INSTRUMENTS AN N 3 960B Next Generation innovative Some fon SAGE End nniovati luti natiticChannel Test inctroment side from priding itself on technically elegant and innovative solutions Global leader in VolP Test Sage Instruments is also proud to offer products with superior performance _ Di at a significantly lower price than the competition A savings that offers About Sage n i c e Sage customers bleeding edge testing solutions that fully address the Contact Sage s convergence and related issues of combining voice and data networks News and Events User Manuals GUI Downloads Sales Next Generation Technology SAGE has deve
21. conds to several minutes depending on the speed of your PC p After ActiveSync is installed you may see a Windows Security Alert box appear Click on Unblock q You will now see a Get Connected box Connect the supplied USB cable between your PC and the 960B r The Found New Hardware Wizard will appear Choose No not this time then click Next s Choose Install from a list or specific location then click Next t Click on Include this location in the search Note If the following search path does not appear in the location window CAREFULLY type it in without quotes C Program Files Sage Instruments 960 ce drivers u Click on Next You may see an alert box that warns that the driver has not passed Windows Logo testing Click on Continue Anyway v Once ActiveSync sees the 960B it will present a New Partnership dialogue box Click on No click Next w The Microsoft ActiveSync application window will then appear It will be obscuring part of the las Found New Hardware Wizard window Click on that Wizard window to bring it to the front Click on Finish 5 The software installation is now complete you may power up the 960 and conduct tests If You Connected the TCP IP 966R USB Cable Too Soon If you prematurely connected the 966R USB port to your computer your PC was not able to find the proper driver and ha
22. ctory Use Displays or sets system date aDate With no arguments the system date is returned Admin may set the system date via the paramter aDate Optional MM DD YYYY Use Delete a file Notes Delete the specified file Filenames must be characters without whitespace Use Delete the specified test Notes Delete the specified test Must be test owner or Admin test must be disabled Use Configure Digit Receiver Test Notes Create a Digit Receiver test that parses incoming digits continued on next page Sage Instruments 966R User Manual 13 Telnet Access continued Administrat ing the Sage 966R continued Command digsend Use Configure Digit Sender Test Create a Digit Sender test default director that sends digits once the call is up Digit parameters Notes on i do not effect call setup digits only digits sent after call is up Command di Use Displays current directory contents Notes Simple current directory listing Use Command C hogen Configure Echo Generator Test Notes Create a Echo Generator Test default responder Command exit Use Exits the command interpreter and closes associated network resources Notes None Command faxrx Use Configure FAX Receiver Test Notes Create a Fax Receiver test default responder Command fax
23. distortion may render other voice quality tests such as PSQM inapplicable SMOS contains a reliable Bark domain partial equalization along with asymmetric masking to properly account for attenuation distortion and a robust de jittering algorithm to remove and simultaneously measure any voice jitters Sudden delay variations The psychoacoustic core is based on the work of Wang et al Zwicker et al and Sage s own internal research Besides the MOS number SMOS also provides a set of other orthogonal measurements that are vitally important in determining the overall voice quality of a network or trouble shooting the configuration and traffic engineering of a problematic network These measurements are orthogonal to MOS because they are not properly reflected in the MOS number yet they are also important indicators of the overall QoS of the network Other measurements are round trip delay codec type effective bandwidth voice band gain silence noise level continued on next page Sage Instruments 966R User Manual e 27 Configuring and Running 966R Tests SMOS Director Test continued SMOS Tests Director or Responder 1 to 12 SMOS director responder tests can be RUN simultaneously on a single TDM interface Specifications Artificial Voice per ITU T P 50 Active Speech Level 20 dBTLP SMOS Range Accuracy Measurement Effective Bandwidth Gain See Codec Types 15 packet loss tolerates up to Detected Dela
24. ds Delete the specified test Delete a file Report the latest results for the specified test View status of tests Display a file Switch Unit to Ul Remote Control mode F Conducting Tests G Starting amp Stoping Test Test Commands Test Utility Commands Start the specified test Stop the specified test 10x Director Test Digit Receiver Test Digit Sender Test Echo Generator Test Echo Sounder Test 10x Responder Test FAX Receiver Test Fax Transmitter Test Now that you have gathered the interface information you may now conduct tests INMD Test effectively MolP Director Test MolP Responder Test PVIT Test SMOS Director Test SMOS Responder Test Send Measure Tone Test continued on next page Sage Instruments 966R User Manual e 12 Telnet Access continued Administrating the Sage 966R continued Help Documentation for Each Command For more information on a specific command type help command name The following is an alphabetical listing of usage and notes for each command Log into the console using a telnet terminal window To get a list of all the commands type help Use Changes the current directory Supports basic up down navigation Understands single or a directory relative to and below the current dire
25. e Voice Quality Performance Metrics Enableing field personnel to zero in on causes of poor voice quality Considered the DSO BERT test for VoIP Metrics Listener Impact Voice Clarity MOS Distortion from Packet Loss Frame Slip Event Count Voice Gapping and Jerking Voice Clipping Event Count Choppy Voice Noise Hit Event Count Impulse Noise During silence period PVIT statistics provided for each event type e Average Burst Length msec e Min Max Burst length msec e Percent of impairment over test duration i e packet loss FAX Transmit and Receive During testing the SAGE 966R FAX emulators will report in real time the test progress such as what signal is being sent what signal is being received whether or not a certain stage is being retried whether or not an unexpected invalid protocol packet is received whether or not timing errors have occurred and whether or not the page transmission has succeeded Metrics and Features Emulate Up to 120 Facsimile Transmitters and Receivers Stress Gateway for In band Data Transparency Terminate Fax on TDM Packet and Analog Decode V 21 FSK Two way Fax Transmission Support Data Rates for V 17 and V 27 continued on next page Sage Instruments 966R User Manual 18 Technology and Applications continued MolP Modem over IP The 966R MolP test objectively measures a packet networkis ability
26. ed in dBrnC during silent period e Gain audio level change measured in dB e Codec Type detects and reports codec type used e Delay round trip measured in milliseconds e Call Completion Time completion time measured in seconds Create an SMOS director test Command smosd smosd dn sn if rn log dir resp mf Duration sec 9 destination Optional Characters without whitespace source Optional Characters without whitespace IF 1 to 6 Resource Optional 1 to 255 Log File Optional Characters without whitespace Be Director times to run 0 Optional O to 999 Be Responder Optional Send MF call setup digits CAS only DTMF Optional Duration sec 9 Optional O to 255 SMOS stands for Sage Instruments Mean Opinion Score SMOS provides an automated fast convenient and accurate end to end assessment of voice quality for any VoX applications SMOS follows the automated responder test format and employs robust in band telemetry and synchronization withtrue real time processing The test can be conveniently used in both laboratory environments as well as across a real telephone network SMOS was developed largely out of Sage s prior experience with PSQM and PVIT SMOS provides an accurate MOS score that truly matches human perception even in a live VoP network where certain impairments such as voice jitters sudden delay variations or frame slips and attenuation
27. en using INMD a user should connect Sages 960 to the network as shown DS1 PRI ISDN Edge switch and echo source Echo signal master Sage 966R continued on next page Sage Instruments 966R User Manual e 36 Configuring and Running 966R Tests INMD P561 continued The 966R has four DS1 T1 E1 ISDN spans numbered as 1 2 3 and 4 with Rx and Tx ports Use only the Rx ports to make the connections Internally 1 and 2 are a pair controlled by one embedded processor whereas 3 and 4 are another pair controlled by another embedded processor Since INMD entails precise relative delay measurement between two input signals Sage s 966R must be configured in the following ways 1 Two DS1 spans are used for INMD although only the receiving ports need to be connected The two DS1 spans must be either the 1 and 2 pair or the 3 and 4 pair Other combinations such as 1 and 4 or 2 and 3 etc are not allowed 2 The chosen DS1 pair must be configured to DUAL MONITOR mode When performing span configuration through 966R s GUI one only needs to and must configure the first span 1 or 3 of each DS1 pair The partner DS1 span 2 or 4 will be configured automatically for you A user configuration on the second DS1 span 2 or 4 has no effect In DUAL MONITOR mode the internal software will always set the DS1 clock source to EXTERNAL clock regardless what the user selects on the GUI 3 If t
28. er Envelope Testing allows a user to send RFC 2833 Digits with settable frequency level and On Off times Figure 112 shows the main test screen with the Digit Sender test selected and saved When clicked the three 3 Configure buttons down the center of the main screen display the test set up windows below and at right Create a Digit Sender test default director that sends digits once the call is up Digit parameters do not effect call setup digits only digits sent after call is up Command digsend digsend dn sn if rn log dir resp mf on off lvl1 lvl2 df1 df2 MF to Send destination Optional Characters without whitespace source Optional Characters without whitespace IF 1 to 6 Resource Optional 1 to 255 Log File Optional Characters without whitespace Be Director times to run 0 Optional O to 999 Be Responder Optional Send MF call setup digits CAS only DTMF Optional Digit On Duration ms 75 Optional 41 to 30000 Digit Off Duration ms 75 Optional 41 to 30000 Level 1 dBm 7 Optional 30 to 3 Level 2 dBm 7 Optional 30 to 3 Freq 1 Deviation Hz O Optional 100 to 100 Freq 2 Deviation Hz O Optional 100 to 100 Send MF Digits during call DTMF Optional Characters without whitespace Example Dial 338 2429 on interface 1 resource 5 using the default call setup sequence
29. espace source Optional Characters without whitespace IF 1 to 6 Resource Optional 1 to 255 Log File Optional Characters without whitespace Be Director times to run 0 Optional 0 to 999 Be Responder Optional Send MF call setup digits CAS only DTMF Optional Enable EC Disable Tone Optional 1st Echo Level dBm 10 Optional 50 to 5 1st Echo Delay ms 100XOptional 24 to 500 2nd Echo Level dBm no 2nd echo Optional 50 to 5 2nd Echo Delay ms no 2nd echo Optional 24 to 500 Dispersion G168 Model none Optional 1 to 8 Dispersion Model GSMFR none Optional Dispersion Model Loopback none Optional Dispersion Model Packet Loss none Optional 1 to 90 Dispersion Model Packet Jitter ms none Optional 1 to 1000 Dispersion Scale Type css Optional Sig Gen Hoth none Optional 100 to 0 Sig Gen CSS DblTalk none Optional 100 to 0 Sig Gen DC Bias none Optional 100 to 0 continued on next page Sage Instruments 966R User Manual e 34 Configuring and Running 966R Tests Echo Generator Test continued Discussion The default is a single echo of 10 dB at 100ms with no dispersion For details on the G 168 dispersion models dispersion scale type Hoth noise or CSS Double Talk see the ITU G 168 document and or the G 168 White Paper available at www sageinst com The gsm dispersion model is a GSM Full
30. est Duration sec O forever Optional O to 1000 Example Start a 105 Responder on resource 2 of interface 1 10Xr if 1 rn 2 Sage Instruments 966R User Manual 46 INSTRUMENTS 966R Warranty Product Warranty Sage Instruments products are warranted to be free from defects in materials or workmanship for a period of one year from the date of shipment Sage Instruments further warrants that each product will execute its software programming instructions During the one year warranty period Sage will at its option and expense either repair or replace products which prove to be defective Limitation Of Warranty This warranty does not cover repairs for damages from accident misuse including modification to or addition of software tampering improper maintenance repair by anyone not authorized by Sage Instruments or shipment in unapproved packaging Outof warranty repairs performed by Sage Instruments are billed to the customer Sage Instruments does not warrant that the operation of its products will be continuous or error free Exclusive Remedies The remedies provided in this warranty are available exclusively to the original buyer of the Sage Instruments product Sage Instruments is not liable for consequential damages or damages to any party other than the original buyer Sage Instruments specifically disclaims any implied warranty of merchantability or fitness for a particular purpose No other warrant
31. g in Use Command unit Display unit information activate options Notes Lists detailed unit info Admin rights req d to rename the unit or activate new options Use Command user Access user information Notes Lists the current logged in user info Admin rights req d to view all defined users Command US Use eradd Creates a new user Admin only Notes Creates a new user with the specified password and associated directory Admin Only Command US Use erdel Deletes a user Admin only Notes Deletes an existing user and associated directory Admin only Command Wi Use armstart Reboot the controller Notes Reboots the controller but not the interface boards dropping all tests and sessions in progress Sage Instruments 966R User Manual e 16 966R Technology and Applications The 966R IP Telephony Multi Channel Test instrument is specifically engineered to identify measure and diagnose all IP Voice processing Impairments All elements that degrade voice services can be tested and identified with the 966R including e Excessive compression by low bit vocoders e Voice level too low High e Excessive packet cell frame loss slip e Excessive voice jitter Jitter buffer resizing e Excessive voice clippings VADs e Excessive noise CNG or not enough e Excessive delay e Echo The 966R supports a variety of re
32. h PC and 960x were powered up you must first go to the end of this document and complete the section titled If You Connected the TCP IP 966R USB Too Soon before proceeding to step 3 below 2 If the 960B is not powered up turn it on Do not connect ethernet or USB cables yet 3 If 960x software exists on the PC you must UNINSTALL it now a Go to Start Control Panel Add Remove Programs then double click the Sage 960 entry and follow the on screen instructions Post Installation Depending on your PC operating system version the software installer may prompt you to reboot your PC before continuing with the program Note If a Sage 960 entry does not appear in the PC Add Remove Programs list you must manually delete the old 960 program subdirectory and its contents Using Windows Explorer navigate to C Program Files Sage Instruments then delete the subdirectory named 960 Once the software installation is complete 4 Launch the 966R software installer program you may power up the 966R and conduct 4 Launch the 960 software installer program tests a Using Windows Explorer navigate to the subdirectory where you previously placed the 960Asetup_061 13eng exe file b Double click on the file You may be presented a Security Note Depending on your PC operating system version the installer may prompt you at some point to reboot your PC before continuing with the install
33. haracters without whitespace IF 1 to 6 Resource Optional 1 to 255 Log File Optional Characters without whitespace Be Director times to run O Optional 0 to 999 Be Responder Optional Send MF call setup digits CAS only DTMF Optional V27 Optional Tx Level dBM 10 Optional 20 to 0 Example Start a FAX transmitter test to destination 332 2345 with default settings on resource 2 of interface 1 faxtx if 1 rn 2 dn 3322345 Create a Fax Receiver test default responder Command faxrx faxrx dn sn if rn log dir resp mf destination Optional Characters without whitespace source Optional Characters without whitespace IF 1 to 6 Resource Optional 1 to 255 Log File Optional Characters without whitespace Be Director times to run 0XOptional 0 to 999 Be Responder Optional Send MF call setup digits CAS only DTMF Optional Example Create a FAX Receiver responder test on resource 1 of interface 3 that logs the results to file named faxrx csv faxrx if3 rn1 log faxrx csv Sage Instruments 966R User Manual 40 Configuring and Running 966R Tests Digit Receiver Test Sage s Digit Analyzer verifies received DTMF MF digits with displayed On Off times frequency and level for each digit received Digit receiver detects ANSI Standards and RFC 2833 Digits Pre Digit Timeout If no incomi
34. hat waits for calls a SMOS Director Use Command SM tone Configure Send Measure Tone Test Notes Create a Measure Tone test default director that optionally sends a tone Command st Use art Start the specified test Notes Must be test owner or Admin test must be disabled continued on next page Sage Instruments 966R User Manual e 15 Telnet Access continued Administrati ng the Sage 966R continued Command Stop Use Stop the specified test Notes Must be test owner or Admin test must be enabled Use Command 10xd Configure 10x Director Test Notes Create a 100 102 or 105 Director Test Command 10xr Use Configure 10x Responder Test Notes Create a 100 102 105 default or 108 Responder Test Command tests Use View test status of all tests or just specified interface Notes Resources without defined tests are considered idle Options allow for filtering results Use Displays or sets system time Notes With no arguments the system time is returned Admin may set the system time via the paramter Optional HH MM SS Command type Use Display a file Notes Displays the contents of the specified file Command Ve Use rsion Displays the command interpreter version Notes Validate that the Command Language version is correct as the first command after loggin
35. he DS1 lines being monitored are PRI ISDN lines then the D channel must be specified correctly when performing the span configuration in order for INMD to intercept the source and destination phone numbers associated with the DSO channel s being monitored If one is also interested in decoding all the ISDN call messages one should also specify the TE and NT modes correctly As in TERMINATE mode the 966R DS1 span should be set to match the incoming NT or TE mode For example as illustrated if the signal goes into the receiving port of 1 is from the NT equipment then 966R s PCM1 must be set to TE mode Internally 2 will automatically be set to NT mode to match the signal from the TE equipment Sage Instruments 966R User Manual e 37 Configuring and Running 966R Tests MolP Director Purpose and Function MolP stands for Modem over IP Sage Instruments designed this IP Telephony Service Transparency and E model Test to specifically verify a gateway or IADis ability to handle a MolP call or a VoIP call More specifically the test sends standard based precursor signature tones by emulating a FAX call a V34 V90 modem call or a voice call to test the gateway s call discrimination capability After the signature tones the test then measures the round trip delay as the delay is a good indicator of the internal jitter buffer size The test then starts simplex full duplex or half duplex packet network impairments test by measuring in deta
36. he results to smos csv smosd dir 10 if 4 rn 14 dn 2342348873 log smos csv Sage Instruments 966R User Manual 28 Configuring and Running 966R Tests SMOS Responder Purpose and Function The Sage Instruments Mean Opinion Score SMOS test provides an accurate assessment of how telephone users perceive speech quality over a live VoP network SMOS provides a comprehensive set of measurements that pertain to all aspects of voice quality The SMOS test uses a robust algorithm to deliver accurate results in the presence of jitters band limitations and dropouts producing both near to far and far to near measurements Create a SMOS Responder test that waits for calls a SMOS Director Command Smosr smosr dn sn if rn log dir resp mf destination Optional Characters without whitespace source Optional Characters without whitespace IF 1 to 6 Resource Optional 1 to 255 Log File Optional Characters without whitespace Be Director times to run O Optional 0 to 999 Be Responder Optional Send MF call setup digits CAS only DTMF Optional Note After Configuration is complete enter the command start To view results of the SMOS Responder test configure the same channel on a different PCM for a SMOS Director test See director side for results Example Create a SMOS responder that answers incoming calls on interface 1 resources 1 5 smosr if 1 rn 1 5
37. her you are a Next Generation operator or designer the 966R reduces rollout and design cycle time for new packet voice services Applications and Capabilities 966R features a powerful Next Generation Voice Suite Echo Cancellation Performance e Passive Echo Monitor INMD ITU P 561 e Multi Echo Detection e Echo Level Echo Delay e Echo Canceller Disabler Tone s e Dispersive Echo Emulation e Double Talk Test and Emulation e Echo Cancellation Convergence Testing e Echo Cancellation Depth e G 168 Test Suite and Echo Can Control INSTRUMENTS Typical Applications and Configurations Sage 966R VoIP Network ATA IAD Sage 925VST Sage 925VST Edge Network Service Qualification End to End Voice Quality amp Troubleshooting IP Voice Network Sage 966R Packet Tandem amp LD Network Voice Quality Fax amp Data Transparency Sage Instruments 966R User Manual 3 Applications and Capabilities continued Voice Quality and Telephony Transparency e Mean Opinion Score MOS e One way and Round Trip Delay e Comfort Noise Level CNG e Audio Level Gain Attenuation e Jitter Buffer Performance e Packet Frame Loss Average burst length e DTMF MF Verification e Fax Transparency e V xx Modem Transparency e RTP Traffic Generation e Call Loading Digital Facility Turn up amp Validation e Multi Channel BERT and Fractional E1 T1 Test Interfaces e Two T1 E1 48 64 Simulta
38. ified tone Send Measure tone is useful in measuring the difference in level from sending to receiving end to end points The tone level can be observed via the spectrum analyzer Specifications Tone Test Transmit Composite Level 40 to 0 dBm Individual Tones Level 13 6 dB below composite level Note All command line entries are typed Flatness 0 2 dB as characters without whitespace Frequencies 203 125 3640 625 Hz in 156 25 Hz steps 10 ppm Phase per IEEE 743 0 25c0 Note When inserting a WAV file the Peak to RMS Ratio 8 79 maximum file length should be no more Tone Test Receive than 256K samples or approximately 32 Range 40 dBm to 6 dBm seconds of raw PCM a Law or u Law 8 Accuracy 0 2 dB Khz encoding at 8 16 or 32 bits Create a Send Measure Tone tesst Command smtone smtone dn sn if rn log dir resp mf dur Tx Freq Tx Level destination Optional source Optional IF 1 to 6 Resource Optional 1 to 255 Log File Optional Be Director times to run 0 Optional O to 999 Be Responder Optional Send MF call setup digits CAS only DTMF Optional Test Duration s 0XOptional 0 to 86400 Tx Freq Optional 20 to 3980 Tx Level Optional 60 to 3 Examples Create a smtone responder on interface 2 resource 3 that answers a call sends a tone at 1004Hz at 12 dBm until the far end hangs up smtone if 2 rn 3 resp
39. il each individual packet loss event and its duration and each individual voice jitter gapping or jerking event and its duration The signal level change gain is also measured and the codec type PCM ADPCM or VOCODER is also detected When voice test mode is chosen echoes in terms of levels and delays are also measured from both directions using Sageis proprietary Echo Sounder algorithm All of the measured parameters round trip delay vocoder type packet losses and echoes are then used as inputs into the ITU T G 107 E model to produce a transmission rating factor R value and the derivative GoB Good or Better PoW Poor or Worse and E MOS E model based mean opinion score numbers With this test a user can quickly determine whether or not the device and network under test can handle various MolP or VoIP calls Create a MolP Director Test Command moipd moipd dn sn if rn log dir resp mf voi vfx v34 dur Tx Level ABM 10 destination Optional Characters without whitespace source Optional Characters without whitespace IF 1 to 6 Resource Optional 1 to 255 Log File Optional Characters without whitespace Be Director times to run 0 Optional O to 999 Be Responder Optional Send MF call setup digits CAS only DTMF Optional Voice Mode Optional FAX Modem default Optional V34 V90 Modem Optional Test Duration s 25 Optional 10 to 1000 Tx Level dBM 10 O
40. ilitate running the tests In order to conduct any of the tests you will need the information about each interface To get info about each interface type intfc You will see a list of numbered interfaces available To get more details about each interface type intfc lt interface number gt important information about interfaces On the 96X Family of products a 96X Unit is composed of one or more phyical interfaces An interface could be a PCM span an ethernet port or an analog jack Each interface is composed of one or more resources For example a T1 span has 24 resources channels in this case and an analog interface has only one resource The ethernet interface has a number of resources called slots that allow for the definition of multiple simultaneous tests on a single interface Tests are defined at the resource level if a resource doesn t have a test defined it is considered an idle resource These interface and resource abstractions allow for uniform command control and administration of completely different physical media In this case Ethernet PCM and Analog media can all be manipulated via the same commands by specifying only the interface Likewise individual tests are referenced by indicating the interface and resource To allow the different interfaces to be reconfigured with this command the configuration process is interactive you will be prompted for approp
41. ive Tests Sage s Fax Emulator SFE is a test feature that emulates both a realistic FAX transmitter and a FAX receiver By FAX transmitter we mean the FAX machine that originates a call and sends the FAX pages By FAX receiver we mean the FAX machine that answers the call and receives the FAX pages To use SFE one normally originates a call from Sage s FAX transmitter to another FAX machine or Sage s FAX receiver across the network under test Sage s FAX transmitter will then communicate with the destination FAX machine or Sage s FAX receiver with the protocols specified in ITU T T 30 Two test pages will be sent from the transmitter to the receiver The test pages are encoded according to formats documented in ITU T T 4 While the test is going on Sage s FAX emulators will report in real time the test progress such as what signal is being sent what signal is being received whether or not a certain stage is being retried whether or not an unexpected invalid protocol packet is received whether or not certain timing errors have occurred certain protocol packets not received within allowable time frame and whether or not the page transmission has succeeded etc See www sageinst com for detailed SFE test information Create a Fax Transmitter Test default director Command faxtx faxtx dn sn if rn log dir resp mf v27 Tx Level dBM 10 destination Optional Characters without whitespace source Optional C
42. lker Signal In y Possible Connections PCM2RX LL J Sage 966R Sage Instruments 966R User Manual 20 Technology and Applications continued One Way Delay Test Use the 966R One Way Delay test to measure one way delay between disparate telephony interfaces in the lab e TDM to TDM e e IP to TDM A e TDM to Analog t i e IP to Analog Pinpoint delay issues to segments of the network Test works with multiple 960 B s as long as the real time audio ports mic amp spk IP Phone Gateway POTS are connected End to End Trunking Gateway Sage 966R Gateway pass through transparency testing e Test Cancellers e Verify In band data or T 38 testing e Voice Quality e DTMF encoding decoding E911 testing 10 100 Multiple Sip Call s IP PBX TGW IAD IP Phone E1 71 Analog Multiple Calls Access Gateway Sage 966R Sage 925VST Access Gateway test configuration SIP Proxy Call Server e Turn up and Certification Testing SIP RTP MON TDM Call e Voice Quality e Echo e Fax 10 100 IP PBX IXC Long Distance Gateway LD or Packet Tandem configuration Class IV e Certification Testing e Voice Clarity e Delay e Echo e Data e Fax continued on next page Sage Instruments 966R User Manual e 21 Technology and Applications continued Echo Troubleshooting Passively Monito
43. loped and delivered the industry s most comprehensive solution for Next Generation bearer channel testing SAGE Next Generation Yoice quality suite provides engineers the most CUSLOMENS ERVICES effective way to test and measure gateway and IAD performance in the lab Technical Support as well as in the field VolP service from the customer premise SAGE e News Ly SAGE pioneered and delivered the industries most robust test suite for Search gt echo detection and cancellation As network testing requirements evolve leverage your Sage investment and upgrade today to the Next Generation SAGE Instruments Voice New 960B Multi Channel Suite Tester CT Labs Chooses Sage TS Sage 935AT for IP Phone Testing 4 luti RS 232 control and printouts YoiP Testing Solutions Real imecion T1 span status LEDs Telset and butt set interfaces enable talk Recall up to 999 test configurations Sage Instruments 966R User Manual e 23 SAGE 966R Tests Control Error States Run State Call Control Status All tests have two states the Run state and the Call state For example a stopped test would report Stopped idle indicating that the test is stopped and the call state is idle A running test would say Running Call Up indicating that the run state is Running and the call state is Call Up The Test Status is also used to mes sage the user with important test state information The following are
44. ments Test or Packet Voice Integrity Test It is one of a series of VQT Voice Quality Test tests designed by Sage to specifically address the next generation VoP Voice over Packet applications Other related VQT tests available from Sage are SMOS and Echo Sounder PVIT measures such packet network impairments as packet loss voice clipping jitter and comfort noise level Unlike other impairments such as delay echoes and lossy voice compression transcoding which are static in nature and are not necessarily unique to VoP PSTN also has these problems the packet loss voice clipping and jitter type of impairments are unique to VoP and are dynamic in nature By using PVIT to objectively monitor these dynamic impairments at a regular basis one can assure the consistence of QoS Quality of Service For meaningful PVIT results the reciever must detect a valid PVIT signal This can be from another PVIT transmitter or it s own signal looped back The transmitter is off by default but is enabled when a send level is specified Examples Create a PVIT test responder that sends at 10dBm and receives the signal on interface 2 resources 11 18 pvit resp if 2 rn 11 18 10 Create a PVIT test director that calls 782 9293 using interface 3 resource 13 sends the PVIT signal at 12 dBm for 15 seconds and logs to pvit csv Repeats 5 times pvit dir 5 dur 15 if 3 rn 13 dn 7829293 log pvit csv 12 continued on next page Sage Instruments 966
45. nal Perform SRL Optional Perform SRH Optional Comm Level dB 10 Optional 20 to 0 Inter Test pause ms 100 Optional 10 to 1000 100 type Director 105 Optional 102 type Director 105 Optional Examples Start a 105 Test to destination 332 2345 and run all nine tests on resource 2 of interface 1 10xd if 1 rn 2 dn 3322345 all Sage Instruments 966R User Manual 44 Configuring and Running 966R Tests 10x Responder Test Purpose and Function An implementation of the 105 tests described in the AT amp T Compatibiliy Bulletin No 106 aka CB106 of December 1981 Also implements type 100 102 108 responders The standard 105 test includes the following 9 individual tests 1 Loss at 1004 Hz with 0 dBm TX level 2 Loss at 404 Hz with 16 dBm TX level 3 Loss at 1004 Hz with 16 dBm TX level 4 Loss at 2804 Hz with 16 dBm TX level 5 C message filter weighted noise measurement 6 C message filter weighted and tone notched noise measurement 7 ERL echo return loss 8 SRL singing return loss 9 SRH singing return loss high The 100 type responder transmits 1004 Hz for 5 5 seconds the becomes a quiet termination The 102 type responder transmits 1004 Hz at 0 dBm 9 seconds on 1 second off The 108 type responder is a loopback A parameter is provided to adjust the director responder communication telemetry level in the presence excessive gain or
46. neous Tests e Four T1 E1 96 124 Simultaneous Tests e Dual 0 100 BT 128 Simultaneous Tests e Quad 2 wire FXO e Dual 4 wire Dry Call Setup Signaling e CAS e PRI ISDN e SIP Passive Monitor e SIP Call Monitor e RTP decode and Monitor e RTCP decode and Monitor e Echo Level and Delay e PRI ISDN Call Monitor Standard Features e Send Measure Tone Spectrum Analyzer e Graphical User Interface PC Software e PCM Data Capture e Channel Selectable Remote and Local Audio Monitor e Programmable Pass Fail Parameters Physical Characteristics e Test Interface 2 4 T1 or E1 Ports e Bantam BNC Dual Mon D amp I Term e Dual 10 100 BaseT RJ 45 Half Full e Four 2 Wire FXO RJ 11 e Two 4 Wire Dry RJ 22 e Com Port 10 100 BaseT USB 1 0 e Power 120 240VAC UL CE e Com Port Single USB Series B Receptacle e Size 10 x 4 x 14 5 max wt 10 lbs e Operating Temp 0 40 Degrees C Typical Applications and Configurations continued IP Switch WAN Hub Data Network IP Switch Hub Sage 966R Network VoIP Pre Qualification Generate and Monitor SIP and RTP Traffic VoIP 2 y Network 7 m Call forward test call 2 Wire Analog Access Gateway Design Verification Delay Clarity Echo Cancellers etc Generate decode and Monitor SIP amp RTP RTCP Sage 966R VoIP Network VoIP Pre Qualification Generate and Monitor SIP and RTP Traffic
47. ng call setup digits are detected within this time call setup proceeds without them Post Digit Timeout Duration to wait after last call setup digit before proceeding with call setup Create a Digit Receiver test that parses incoming digits Min level 25dBm min duration 40 ms max freq deviation 10 Hz Responder by default Command digrecv digrecv dn sn if rn log dir resp mf pre post destination Optional Characters without whitespace source Optional Characters without whitespace IF 1 to 6 Resource Optional 1 to 255 Log File Optional Characters without whitespace Be Director times to run O Optional O to 999 Be Responder Optional Send MF call setup digits CAS only DTMF Optional Pre Digit Timeout ms 3000 Optional 0 to 60000 Post Digit Timeout ms 3000 Optional 0 to 60000 Example Create a digit receiver responder on channel 1 of span 2 that logs the digits to dig csv digrecv if 2 rn 1 log dig csv The results file will look like the following Date Time Test Name Span Name Channel s Digit Type MFIDTMF Stage l Ivl1 Ivl2 freq1 freq2 off on 08 08 2005 16 22 39 Digit Receiver ocm1 1 7 DTMF 7 7 852 1209 2371 50 08 08 2005 16 22 39 Digit Receiver ocm1 1 8 DTMF 7 7 852 1336 50 50 08 08 2005 16 22 39 Digit Receiver ocm1 1 9 DTMF 7 7 852 1477 49 51 08
48. oo many SMOS tests so some were terminated to protect the PCM stream continued on next page Sage Instruments 966R User Manual e 24 SAGE 966R Tests Control Error States continued Call Control Normal States Status Message Description Acquire Channel ISDN Making Call Acquire necessary resources for call Acquire Digits The far end is expected to send digits near end waits for them Acquire Dial Tone Waiting for dial tone Connect Call up state for FXS FXO calls Call Up Call up state Dial Dial Digits Dialing digits Dial Tone Same as Acquire Dial Tone Hook Off Command near hook off Hook On Near hook is commanded on prior to going off hook in case it wasn t on to begin with Hook On 1s Wait for 1 second in the hook on state to avoid false signaling transients Idle No call is up no intent to put one up Initiate 0 etc Initiate States indicate the beginning of a particular call sequence Loop Closure FXO Ground start NT Making Call waiting for far end to answer Measure Wink Measure a wink sent by far end Near Hook Off Near hook commanded OFF Near Hook On 180 etc Command near hook ON Ring FXO Loop start NT Making Call Sending ringing signal waiting for FXS to answer Ring Down FXS FXO wait for Ringing to go away after Tripping the Ring answering the call Ring G
49. ote that due to the required telemetry results from the far end have the following constraints C Message gt 15 bBrnC C Notch gt 34 dBrnC ERL SRL SRH lt 40 dB In the interests of compatibility amp consistency the near end results impose the same constraints even though our modern precision measurement equipment can do much better 10x Director Test continued on next page Sage Instruments 966R User Manual e 43 Configuring and Running 966R Tests 10x Director Test continued Create a 100 102 or 105 Director Test Command 10xd 10xd dn sn if rn log dir resp mf all gsl loss01004 loss404 loss1004 loss2804 cmsg cnotch erl srl srh comlvl pause t100 t102 destination Optional Characters without whitespace source Optional Characters without whitespace IF 1 to 6 Resource Optional 1 to 255 Log File Optional Characters without whitespace Be Director times to run 0 Optional 0 to 999 Be Responder Optional Send MF call setup digits CAS only DTMF Optional Perform All Tests Optional Perform Gain Slope Tests Optional Perform Loss 1004Hz 0 dBm Optional Perform Loss 404Hz 16 dBm Optional Perform Loss 1004Hz 16 dBm Optional Perform Loss 2804Hz 16 dBm Optional Perform C message noise Optional Perform C notch noise Optional Perform ERL Optio
50. ptional 30 to 0 Example Run a MolP Director test once on interface 2 resource 4 to 351 2245 and log the results to moip csv moipd if 2 rn 4 dir 1 dn 3512245 log moip csv See also the New IP Telephony Transparency Test MoIP Fax Data amp Voice White Paper available via www sageinst com Sage Instruments 966R User Manual 38 Configuring and Running 966R Tests MolP Responder Purpose and Function See MolP Director See also the New IP Telephony Transparency Test MoIP Fax Data amp Voice White Paper available via www sageinst com Create a MoIP Responder Test Command MOipr moipr dn sn if rn log dir resp mf destination Optional Characters without whitespace source Optional Characters without whitespace IF 1 to 6 Resource Optional 1 to 255 Log File Optional Characters without whitespace Be Director times to run 0XOptional 0 to 999 Be Responder Optional Send MF call setup digits CAS only DTMF Optional Discussion See the Purpose and Function Discussion on the MolP Director previous page also found via command line help moipd Example Create a moipr receiver responder test to answer incoming MolP calls on interface 1 resources 1 10 moipr if1 rn1 10 Sage Instruments 966R User Manual e 39 Configuring and Running 966R Tests FAX Transmit Rece
51. r Echo Audio Level and RTP G 711 G 729 Sage 966R Half Full 10 100 e INMD ITU P 561 Level and Delay paa e Monitor 100 s of channels simultaneously Hybird pu CO Tandem IP Phones CPE QA Cert Testing Functional Customer Premise Equipment CPE Testing e Regression or parametric testing e Functional testing for Clarity Delay E1 T1 Echo Fax and Data e Multiple channels via FXO channel bank Channel Bank Analog FXO Canceller Performance Sage 966R Sage 966R Echo detection amp canceller performance testing e Complete Echo and Double Talk Emulation with ITU Standard Dispersive Hybrid Models e G 168 Test Suite Manual or Automated Modes e Test Cancellers over Multiple Channels IP PBX TGW IP PBX TGW VolP Pre Qualification Enterprise WAN Sage 966R Place multiple SIP calls to access readiness up to 128 in full duplex mode e Test Segments and Backplanes e Emulate Real IP Phones with Jitter Buffers continued on next page Sage Instruments 966R User Manual e 22 Technology and Applications continued SAGE Online Referrence Material SMOS Sage Mean Opinion Score White Paper available via www sageinst com located at http www sageinst com downloads 900series SMOS Spec pdf Packet Voice Impairment Test White Paper available via www sageinst com located at http www sageinst com downloads 925 pvitwp1 pdf Echo Sounder amp E
52. riate input continued on next page Sage Instruments 966R User Manual e 11 Telnet Access continued Administrating the Sage 966R continued Important PCM Note Note that there are two flavors of PRI ISDN supported the normal PRI_ISDN setting and the PRI_ISDN Dyn setting The Dyn setting means dynamic B Channel selection for responders that define their originating number When in this dynamic mode if a call comes in the responder originating numbers are searched for a match to the incoming destination number If a match is found the responder is started on the B Channel of the incoming call Otherwise a responder without a originating number is started if found The upshot of all this is that in the dynamic ISDN mode the resource numbers DO NOT directly correlate with B Channels they are merely test slots as they are on the Ethernet interfaces As a consequence in this mode outgoing calls will be put up on arbitrary B Channels Furthermore no indication of the B Channel in use is available to the user Examples To show high level status of all interfaces installed in the unit use intfc To show detailed status of a specific interface say 2 use intfc 2 To re configure say interface 2 as Admin or owner of all tests on the interface use intfc c 2 E Managing Test Results Test Utility Commands are as follows and are used to help manage test results Test Utility Comman
53. round FXO Ground start NT Making Call waiting for ring ground from FXS far side Send Dial Tone NT issue dial tone to far end Setup Call ISDN Making Call Issue actual ISDN Call Setup message Tip Ground FXS Ground Start Waiting for Tip Grounding from FXO side Wait Connect Call setup is done on our side wait for far end to finalize Wait 4 Call PRI ISDN TE Answer Call waiting for call setup message Wait 4 Hook Off Near is answering a call waiting for far hook off which means a call is incoming if wink start set near hook off to start a wink Wait 4 Hook On Near is answering a call first make sure far hook is ON Wait for Ring Wait Ring FXS FXO Answer call waiting for incoming ringing state Wait Tip Ground FXS Ground start TE Answer Call Need to see Tip ground state before proceeding Wait for Wink Wait for the far end to send a wink to the near end Wink Off Command near hook off as part of a wink Wink Wink On Far End Busy Call Control Error States Command near hook on as part of a wink User Aborted No Wink Wink too Long Far End Abort No Answer PCM Frame Loss No Dial Tone Sage Instruments 966R User Manual e 25 Configuring and running 966R Tests Send Measure Tone Test Sage s Send Measure Tone is a test feature that enables sending and receiving a user spec
54. rusive Measurement Device International Telecommunication Union T P 561 INMD on the 966R platform focuses on echo characterization More specifically once the presence of echo is detected the 966R will report in real time the detected echo level and echo delay A graphical snapshot of the reference and echo signals is also displayed as further visual confirmation If the monitored DS1 are PRI ISDN lines then the source and destination phonenumbers associated with the monitored DSO channel are also presented Function ITU P 561 Non Intrusive VQ Characterization Passively Detects Echo in both directions via Dual Monitor E1 T1 or RTP Monitor Monitor up to 60 TDM Channels Simultaneously and or Up to 256 RTP Streams Measures and Captures both Echo Level and Delay with Option to Record Audio continued on next page Sage Instruments 966R User Manual e 19 Technology and Applications continued INMD In Service Non intrusive Measurement Device continued INMD P 561 Passive Echo Monitoring To run INMD tests the SAGE 966R front panel PCM 1 and PCM2 connections need to be paired Leaving PCM 3 and PCM 4 for connection to the reference signal see figures 27 amp 27a Note For INMD PCM 1 and PCM 3 must be connected to Talker reference signal INMD P 561 Typical Configurations Class 5 Local Switch Echo Pa Tx T1 or E1 Rx PCM 1 RX Ta
55. s disabled communication attempts to the 966R This section describes how to recover from this situation and relaunch the Windows Found New Hardware Wizard 1 If the TCP IP 960x USB port is still connected to your PC disconnect it now 2 In Windows XP use your PC mouse to click on Start Control Panel System Hardware Device Manager 3 In the Device Manager dialog box look for an Unknown USB Device preceded by a yellow question mark Highlight it and press the DEL delete key on your keyboard 4 Close the Device Manager and all its parent windows that opened up on your way there 5 Now connect the 966R USB cable and the Found New Hardware Wizard application will launch If any questions or problems arise during installation please call SAGE Technical Support at 831 761 1000 ext 4 Sage Instruments 966R User Manual 8 966R Physical Properties Remote Command Option Enabled Assigning the 966R IP Address 966R users will need to assign the 966R an IP address and the port identifier The 966R will accept a static IP address or a Dynamic Host Configuration Protocol DHCP address Provide the 966R IP Address to all users 966R Rear Panel Connections 2 Ethernet Ports Network Connection USB Port On Off Switch 4 PCM Channels a a SON Sron Power Fuse AlarmTerminals See Info Below P a Alarm Relays For connection to central office alarm systems There are two alarm
56. ser Manual supplied on the software installation disk in printable PDF format e Remove the components from the shipping carton and inspect contents Notify SAGE Instruments immediately if any damage from shipping is detected aon Multi Channel Test Instrument q Next Genera e Hardware Sottwat user Manua e Located on the 966R software installation CD in printable PDF format Sage Instruments 966R User Manual 6 966R Software Installation remote command Important Note The following instructions only apply to 966R Units Equipped with the Sage TCP IP Telnet Remote Command Interface Installation 1 To complete this procedure you must have a Windows 98SE 2000 ME XP PC compatible computer with a USB port and the software update file 960Asetup_0578 exe Note Windows 98SE users installing the 966R software for the first time may be prompted to insert their Windows 98 Installation CD If this prompt appears the installation will not proceed until software drivers are loaded from that CD Warning f you are currently running Sage 960 software prior to v5 7 8 your 960 configuration files may no longer be useable due to a file format change The installation program will automatically create a new one for you Warning DO NOT CONNECT the TCP IP 960x USB port to your PC USB port yet If you have previously made that connection while bot
57. tform the 966R can be shared to ROTL10x Responder TES un 45 meet a variety of requirements in a Next Generation environment e Field Certification amp Deployment Testing SAGE 966R Warraty sss 47 Voice Quality Testing e Tier Ill Fault Isolation e Proactive Quality Assurance Testing e Proactive IMT Testing ROTL Sage Instruments 966R User Manual 2 Purpose The 966R is a powerful remote multi channel IP Telephony precision test instrument combining TDM Ethernet and Analog interfaces and simultaneous test capability to comprehensively test and monitor Next Generation Networks in Real Time e Voice Processing amp IP Telephony Transparency design verification e VoIP service readiness turn up testing and trouble shooting e Voip security monitoring The 966R can generate one or many end to end test calls from the packet TDM and or Analog interfaces while monitoring the bearer channel TDM RTP Analog to flush out real time performance issues e Passively and or actively detect amp measure AUDIO LEVELS amp ECHO e Assess voice quality MOS DELAY NOISE etc e Qualify Echo Cancellers Dispersive Echo and programmable delay e Verify FAX data modem transparency e Verify VAD Jitter Buffer Comfort Noise and silence suppression e Emulate Fax and True IP phones with jitter buffers and real RTP e Filter decode and analyze RTP RTCP e Detect and monitor rogue illigal VoIP calls Whet
58. the possible Run States and descriptions Normal Run States Status Message Description Stopped The test is not running Cycling or Recycling Test The test is starting or restarting Pause or Pause with duration The test is pausing prior to start allows responders to recycle Running The test is considered to be running Stopping The test is stopping call is being torn down etc Make Call The call is being set up for the test Wait for Call A responder is waiting for a call Running Responder or Running Run state for Responder Hybrid Echo Generator under active G 168 Control Manual Dial The user is manually sending digits Load aLaw Load uLaw or Load Wav and done The test is sending the associated PCM file to the DSP Error States Status Message Description Error DSP Error State Certain tests indicate that they are in Error and need to be restarted Span In Alarm The PCM span is not healthy Tests are stopped Can t Connect The call failed the test never started Channel Blocked The requested channel is no longer available Error Test won t start The DSP did not report the test started Error Test won t stop The DSP continues to report the test running in Stopped state Error Wrong DSP Test The wrong test is running on the DSP Error DSP Test Died The test was running but it suddenly stopped Too many SMOS Tests The User attempted to run t
59. the scaling factor the values of Kj are A minimum ERL value of 6 db should be provided in the table below used in the tests for all 8 echo path mod Echo Path Model Scaling Factor Ki Minimum ERL for S Each scaling factor is used to limit the Tones dB maximum of the magnitude response to Preto iden ERD als poate 6 Oo 3 066 106 6 PE PS RCE CIS PE e po zoe 6 J 6 8 60x 10 6 6 58 x 10 6 4 58 x 10 6 Single talk CSS Composite Source Signal This is the signal used in most of the tests for G 168 In time domain it consists of 3 portions the active voice portion the random noise portion and the silence pause p ortion The exact duration power spectral density and peak to RMS ratio characteristics are specified in ANNEX C of G 168 See also the Echo Sounder amp Echo Generator White Papers available via www sageinst com Sage Instruments 966R User Manual e 35 Configuring and Running 966R Tests INMD P 561 Specifications interface Range Accuracy o O TDM 0 to 511 ms one frame of uncertainty INMD stands for In service Non intrusive Measurement Device It is a passive voice quality monitoring method based on ITU T P 56 Two types of measurements are covered by INMD 1 speech and noise characterization 2 echo characterization Sage s current implementation of INMD on the 966R platform focuses only on echo characterization More specifically once the presence of echo is detected
60. to carry telephony traffic including voice data and fax The test process emulates three modes of operation Voice Data amp Fax MolP sends appropriate priming tones i e CNG to provoke tone detection for call type Data Mode MolP tests also generate pseudo random test signals to verify data mode transparency essentially 64 KB s Fax amp Data modems use vulnerable FSK signaling 21 MolP Test Metrics Voice Audio Level Frame Loss Frame Jitter Codec Type and Round Trip Delay Data Frame Loss Frame Jitter Codec Type and Round Trip Delay Fax Frame Loss Frame Jitter Codec Type and Round Trip Delay Digit Analyzer Digit Tests Function Results DTMF MF Digit Verification Next Gen Nets Encode amp Decode Digits On Off Times Frequency amp Level Detects ANSI Standards and RFC 2833 Digits Digit Sender Envelope Testing Settable Frequency and Level and On Off times Send RFC 2833 Digits Echo Sounder Echo Generator Provides Echo Detection and Echo Canceller verification Enables field personnel to detect and isolates echo problems from a TDM 10 100 or Analog interface e Echo Generator Advanced Echo Emulation e Multi channel to stress embedded echo cancellers Metrics Listener Impact Echo Level s Echo Loudness Echo Delay s As delay gets longer echo becomes more noticeable Requirements Specified in ITU G 131 INMD In Service Non int
61. tx Use Configure Fax Transmitter Test Notes Create a Fax Transmitter Test default director Use Command help Allows all users to access help on the various built in commands Notes For more information on a specific command type help command name Command in Use md Configure INMD Test Notes Create an INMD passive echo monitor test Requires Dual Monitor mode for T1 E1 Command in Use tfc View interface status configure interfaces Notes Allows all users to view high level status information on all installed interfaces Allows a user who owns all the defined tests or Admin to re configure interfaces Command ki ck Use Terminate a user s session Admin only Admin may use the kick command to invalidate a stranded or unknown session The session will terminate when the user sends input over the network connection and is then notified of the Notes impending disconnect the resources are then reclaimed Requires the sessionld of the session in question See the user a command help for details on how to determine the sessionid of other sessions continued on n ext page Sage Instruments 966R User Manual e 14 Telnet Access continued Administrat ing the Sage 966R continued Command moi pd Use Configure MolP Director Test Notes Create a MolP Director Test Command M Use
62. y Codec Codec Types Detected SMOS Test Result VCD4K VCD8K VCD16K ADPCM16 ADPCM24 ADPCM32 ADPCM40 ADPCM G 726 ADPCM with unknown data rates PCM G 711 A law PCM or pure analog UNSURE Distortion prevents codec type detection SMOS Test Range Parameters Test Duration 3 to 60 seconds Codec Type Description Send TLP 30 0 to 10 0 dBm 0 0 dBm Receive TLP 30 0 to 10 0 dBm 0 0 dBm total amount of compressive jitters positive frame slips or shortening of delays and the total amount of expansive jitters frame slips lengthening of delays SMOS measures an objective Mean Opinion Score between 1 and 5 5 means perfect and 1 means the worst For all practical measurements the upper limit of MOS will be between 4 5 and 4 6 A MOS number between 3 0 to 4 0 is considered to be communication quality intelligible but unnatural or could be annoying and lack of speaker recognition etc A MOS number below 3 0 is unacceptable for voice communication In a typical VoP Voice over Packet network the measured MOS number largely reflects speech degradation caused by the following likely impairments 1 Lossy voice coder compression 2 Packet loss and voice clipping 3 Voice jitters in active voice period 4 Interference signal and noise 5 Excessive attenuation distortion Example Create a smosd test director that runs 10 times on interface 4 resource 14 calls 234 234 8873 and logs t
63. y is expressed or implied Repaired Products Warranty Sage Instruments products that are repaired during the initial one year warranty period by Sage Instruments or its authorized representative are further warranted for a period of 90 days from the date of shipment from the repair facility All out of warranty repairs performed by Sage Instruments are warranted for a period of 90 days Shipping Instructions To exercise the Sage Instruments warranty contact a Sage Instruments customer service representative and obtain a returned material authorization number RNA Include a detailed description of the problem and the conditions and circumstances under which the symptoms occurred Ship the product in its original packaging or in packaging approved by Sage Instruments If unapproved packaging is used this warranty is void Shipping charges duties and taxes must be prepaid Return shipping to the customer is paid by Sage Instruments Sage Instruments 966R User Manual 47 Sage Instruments 240 Airport Blvd Freedom CA 95019 831 761 1000 Sage Instruments 2006 Ver 1 0 1 20 06 Sage Instruments 966R User Manual 48

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