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OC3port Plus

Users Manual

3-12

Performing Basic Operations

You need to know some fundamental things about how to operate the OC3port

Plus before you can start configuring the unit to perform tests or acquiring test
results.

In this section, you learn how to turn on the unit then how to do essential tasks that
you will need to operate the OC3port Plus.

Turning on the OC3port Plus

The OC3port Plus has an

ON/OFF

switch built into the membrane keypad.

This switch is located in the lower right corner as shown in Figure 3-1.

ESC

MEMORY

CLEAR

DELETE

za005f.eps

Figure 3-1. OC3port Plus ON/OFF switch

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Summary of Contents for OC3port Plus

Page 1: ...l service in house repair center WE BUY USED EQUIPMENT Sell your excess underutilized and idle used equipment We also offer credit for buy backs and trade ins www artisantg com WeBuyEquipment REMOTE INSPECTION Remotely inspect equipment before purchasing with our interactive website at www instraview com LOOKING FOR MORE INFORMATION Visit us on the web at www artisantg com for more information on ...

Page 2: ...Manual PN 686284 June 1996 Rev 1 5 99 1996 1999 Fluke Corporation All rights reserved Printed in USA All product names are trademarks of their respective companies Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com ...

Page 3: ...OB Destination to the nearest Fluke authorized service center Fluke assumes no risk for damage in transit Following warranty repair the product will be returned to Buyer transportation prepaid FOB Destination If Fluke determines that the failure was caused by misuse alteration accident or abnormal condition of operation or handling Fluke will provide an estimate of repair costs and obtain authoriz...

Page 4: ...ser Operation 1 11 Checking Your Package 1 11 Technical Support 1 11 Service Center Repair 1 12 2 Getting Started 2 1 Introduction 2 3 OC3port Plus Controls and Connections 2 3 The Connector Panel 2 3 The Front Panel 2 4 The LCD 2 4 Direct Access Keys 2 5 Status Section 2 7 System Control Keys 2 10 Getting Acquainted with the OC3port Plus Menus 2 12 Accessing a Menu 2 13 Using the Directional Arro...

Page 5: ...ameter Set 3 8 Naming a Parameter Set 3 10 Switching to a Different Parameter Set 3 11 Editing a Parameter Set 3 11 Performing Basic Operations 3 12 Turning on the OC3port Plus 3 12 Turning on the Laser Transmitter 3 14 Returning to the Introductory Display 3 15 Resetting the OC3port Plus 3 15 Restoring Factory Default Settings 3 15 Clearing the Error Counters 3 16 Responding to Low Battery Warnin...

Page 6: ...he Payload Pointer 4 17 Generating Alarms 4 18 Transmitting an Alarm 4 19 Turning Off an Alarm 4 20 Viewing Alarms Stored in the Alarm Log 4 20 Removing All Alarms from the Alarm Log 4 22 Responding to an LOS Condition 4 23 In Service Signal Monitoring 4 23 5 Configuring for ATM Network Testing 5 1 Introduction 5 3 Configuring a Receive Filter 5 3 Configuring an ATM Cell Transmission Stream 5 7 So...

Page 7: ...M Network 6 31 Scanning Circuits for ATM Activity 6 34 Setting Up an ATM Activity Scan 6 34 Scanning an ATM Circuit 6 38 Printing the Results of an Activity Scan 6 40 Displaying the Results of the Previous Activity Scan 6 42 Using the ATM Traffic Templates 6 42 ATM Traffic Templates a Description 6 42 20 SPREAD 6 43 RAMPDOWN 6 43 BER Test 6 43 POLICE 10MBS 6 43 Selecting and Loading an ATM Traffic...

Page 8: ...ll Transfer Delay Test Results 6 75 Exiting a Cell Transfer Delay in Progress Test 6 75 Bit Error Rate Test BERT 6 76 Setting up a BERT Test 6 76 Creating Your Own BERT Test Pattern 6 78 Running an ATM BERT Test 6 79 Injecting Individual BERT Errors 6 80 IP Ping Test 6 81 Setting Up the OC3port Plus to Send an IP Message 6 81 Sending an IP Message 6 85 Receiving an IP Message 6 87 Appendices A App...

Page 9: ...OC3port Plus Users Manual vi Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com ...

Page 10: ...in Modem Printer Connection Pin Descriptions 3 27 3 5 OC3port Plus Diagnostic Test Results for ATM and SONET 3 32 4 1 STS 3c STM 1 Alarms 4 8 4 2 STS 3c STM 1 Measurement Results 4 15 4 3 Description of STS 3c STM 1 Errors 4 16 4 4 Alarms Transmitted by the OC3port Plus 4 20 5 1 Receive Filter Setup Parameters 5 6 5 2 OC3port Plus Transmission Stream Parameters 5 15 5 3 Valid Combinations of Traff...

Page 11: ...OC3port Plus Users Manual viii Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com ...

Page 12: ...e System Keys Control the Entire Unit 2 11 2 5 OC3port Plus Menu System Version 3 3 2 14 3 1 OC3port Plus ON OFF switch 3 12 4 1 In service Monitoring of Network Performance 4 24 5 1 UNI and NNI Cell Structure Differences 5 23 6 1 Remote Cell Loss test connections 6 52 6 2 Remote Cell Loss Testing 6 53 Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com ...

Page 13: ...OC3port Plus Users Manual x Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com ...

Page 14: ...Typographical Conventions 1 4 OC3port Plus Features and Capabilities 1 4 The OC3port Plus Handheld Tester at a Glance 1 6 Specifications 1 7 Notices Warnings Operating Restrictions 1 10 Laser Operation 1 11 Checking Your Package 1 11 Technical Support 1 11 Service Center Repair 1 12 Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com ...

Page 15: ...OC3port Plus Users Manual 1 2 Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com ...

Page 16: ...ork problems for those involved in network installation and maintenance and for individuals who perform network acceptance testing What You Should Know This manual is not meant to be a SONET or ATM tutorial A basic familiarity with wide area networking in general and an in depth understanding of SONET OC3 networks and ATM protocols in particular are required to effectively understand and use this ...

Page 17: ...le Do not operate the unit in the presence of flammable gases Lists Procedures are shown in sequentially numbered lists Monospace Monospace type is used to indicate messages displayed on the tester s LCD For example INITIALIZING ANALYZER Cautions A caution message advises you that failure to take or avoid a specific action can result in loss of data All cautions are preceded by the word Caution Wa...

Page 18: ...nsmission of ATM traffic that simulates CBR VBR and UBR service categories with programmable random poisson or constant traffic distribution patterns AAL type recognition OAM cell transmit and monitoring of AIS RDI and loopback F4 and F5 flows Quality of service measurements CTD mean max CDV max CLR and CMR In addition to advanced diagnostic and testing capabilities the OC3port Plus gives you imme...

Page 19: ...s Print stored test results to a printer or PC START STOP key to easily control the running of tests Six function keys provide direct access to setup and configuration options For line by 20 characters backlit LCD displays test results and setup parameters OC3port PLUS ESC ENTER EDIT SONET BERT ALARMS ATM AUTO OPTIONS START STOP PRINT MEMORY CLEAR DELETE HISTORY STATUS STATUS SECTION LOS ATM CELL ...

Page 20: ... Minimum receive sensitivity 32 5 dBm UTP 155 version ATM Forum UTP 155 PMD compliant Transmit Outputs Single mode version Average output power 12 5 dBm typical Range 15 dBm to 8 dBm Center wavelength 1260 to 1360 nm spectral width 7 7 nm Multi mode version Average output power range 19 dBm to 14 dBm Center wavelength 1270 to 1380 nm spectral width 130 nm UTP 155 version ATM Forum UTP 155 PMD comp...

Page 21: ...m battery life is three hours of continuous use Recharge time 12 hours Environmental Operating temperature 0 C to 50 C Storage temperature 20 C to 60 C Humidity 5 to 90 non condensing Serial Communications Port Port EIA RS 232 Connector RJ 11 connector Baud rates 1200 2400 9600 Flow control XON XOFF or RTS CTS Standards Compliance Applicable sections of ATM Forum UNI 3 1 Applicable sections of ANS...

Page 22: ...ame Line FERF Line AIS Path FERF Path AIS Path YELLOW alarms SDH STM 1 Support SDH option available which provides control and monitoring of S bits Pointer Features Positive and negative pointer adjustment programmable pointer value viewable received pointer value current minimum and maximum ATM Layer Cell mapping ATM cells carried in the OC3 payload are byte aligned Cell rate adaptation Provided ...

Page 23: ...Do not operate the system in the presence of flammable gases Hazardous Material Should the LCD display become damaged the liquid crystal material can leak Avoid all contact with this material especially swallowing Use soap and water to thoroughly wash all skin and clothing contaminated with the liquid crystal material Electric Shock Hazard Do not remove the system covers To avoid electric shock us...

Page 24: ... contain an item from this list contact Fluke at one of the telephone numbers listed under Technical Support below Technical Support Fluke Corporation offers a variety of support options to help you get the most from your OC3port Plus If you require technical support please have the following information available Your name and company OC3port Plus model number and serial number OC3port Plus softw...

Page 25: ...roperly repaired or replaced at Fluke s option and returned to you postage paid at no charge See the registration card for warranty terms If the warranty has lapsed Fluke will repair the unit for a fixed fee and return it to you postage paid Contact the nearest Service Center for information and repair prices For service information in the USA call 1 888 99 FLUKE 1 888 993 5853 Outside the USA con...

Page 26: ...ough Menu Options 2 14 Changing the Setting for an Option 2 15 Editing the Setting for an Option 2 16 Accessing OC3port Plus Submenus 2 17 Exiting OC3port Plus Submenus 2 18 Connecting the OC3port Plus 2 18 Connecting the OC3port Plus to Network Devices 2 19 Connecting to Remote Devices 2 19 Connecting the OC3port Plus to a PC or Laptop 2 19 Connecting the OC3port Plus to a Modem 2 20 Connecting t...

Page 27: ...OC3port Plus Users Manual 2 2 Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com ...

Page 28: ...twork and to remote devices OC3port Plus Controls and Connections The OC3port Plus has two main panels a connector panel and a front panel with status and control sections Take a moment to become familiar with these two panels so that you can work more efficiently The Connector Panel Figure 2 1 is a representation of the OC3port Plus connector panel OUT IN Single mode displayed 5VDC RS232 za002f e...

Page 29: ...i mode or twisted pair connections to these jacks EIA 232 serial port This is a RJ 11 female jack that accepts the Fluke supplied serial conversion cable Using this cable you can download to a PC or a printer and upload the latest version of OC3port Plus software The Front Panel The front panel contains four main sections LCD Direct access keys Status section System keys Descriptions of these sect...

Page 30: ... These keys are located on the upper left side of the unit directly across from the ENTER key Figure 2 2 is a representation of the LCD and the direct access keys OC3port PLUS ENTER EDIT SONET BERT ALARMS ATM AUTO OPTIONS START STOP za003f eps Figure 2 2 OC3port Plus LCD and Direct Access Keys Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com ...

Page 31: ...ts and identifies virtual paths channels with ATM activity ALARMS Displays clears and controls SONET alarms OPTIONS Stores user defined opt8ions in internal memory START STOP Starts and stops testing In burst mode pressing this key initiates a burst of ATM cells In transmit mode pressing this key once pauses transmission pressing the key again causes transmission to resume EDIT Places the tester i...

Page 32: ...the status section HISTORY STATUS STATUS SECTION LOS ATM CELL LOCK SECTION LOF ALARMS SECTION OOF PATTERN ERROR INSERT LINE FERF LOOPBACK POWER LINE AIS PATH FERF PATH AIS PATH YELLOW PATH LOSS OF POINTER CURRENT za004f eps Figure 2 3 OC3port Plus Status LEDs The six general status LEDs appear on the left These LEDs provide laser transmitter status ATM status and power status information Artisan T...

Page 33: ... PATTERN ERROR INSERT On Indicates that patterns or errors are being transmitted LOOPBACK On Indicates that the unit is in line loopback or in cell loopback mode POWER ON Blinking Indicates adequate AC or battery power Indicates that the battery is low on power The remaining 18 LEDs found on the right side of the tester indicate the status of the connected SONET network The OC3port Plus can detect...

Page 34: ...ames containing one or more framing pattern errors are received A Section OOF alarm is removed when two sequential frames with correct framing patterns are detected an in frame condition LINE FERF Far End Receive Failure Detects the presence of a Line FERF in the received STS 3c stream Declared when a 110 pattern is detected in bits 6 7 and 8 of the K2 framing byte for five consecutive frames A LI...

Page 35: ...for five consecutive frames A path YELLOW alarm is removed when bit 5 returns low 0 for five consecutive frames PATH LOSS OF POINTER Declared whenever a normal pointer generally values within the 0 to 782 range is not found in eight consecutive frames Path Loss of Pointer is removed when a valid pointer is detected for three consecutive frames A received Path AIS indication does not result in a Pa...

Page 36: ...C3port Plus Key Name Description ON OFF Turns the unit on and off ESC A single press returns you to the introductory display see Returning to the Introductory Display in Chapter 3 A double press resets the OC3port Plus see Resetting the OC3port Plus in Chapter 3 PRINT Prints test results and configuration information MEMORY Stores and retrieves test results CLEAR Resets the test result counters an...

Page 37: ...n the Laser Transmitter in this chapter for instructions on how to turn on the laser transmitter Note that the laser comes on automatically if the OC3port Plus detects an input signal while you are running the automatic diagnostic tests While the automatic tests are running you see displays similar to this ANALYZING SIGNAL 14 za006f eps When the tests are completed you hear a beep and see the AUTO...

Page 38: ...on means that it can be selected or changed when you are in edit mode To the right of the option is a greater than symbol which is followed by a A greater than symbol can be followed by a number a word or a three letter abbreviation which is the current value of the option In this example the current value for the Parameter Set option is Note When you press the Left or Right Arrow key to change th...

Page 39: ... Trfc Hdr Laser Moniter STS 3c Insert Errors Setup STS 3c Pointer Actions Loopback STS 3c Start BERT Select BERT Pat Setup Error Inj IP Ping AAL Type Detect Auto Store ATM Activity Scan Start Auto Test Review Auto Test Section LOS Line AIS Line FERF Path AIS Path FERF Path YELLOW LOS Action View Alarm Log Parameter Set RS 232 Speed Scroll Method Set Buzzer Factory Defaults User Info General Info M...

Page 40: ... used to change the settings for options found on OC3port Plus menus The following example shows you how to use these keys to change the setting for an option 1 Press the Up or Down Arrow key to move the option whose setting you want to change to the selection line For example OPTION SELECTIONS Parameter Set 1 RS 232 Speed 96 za008f eps Note that the Parameter Set option is on the selection line a...

Page 41: ... Filtrs option is on the selection line as in ATM SELECTIONS Monitor ATM Setup RX Filtrs Setup XMIT Streams za011f eps 3 Press ENTER You see the RECEIVE FILTER 1 submenu RECEIVE FILTER 1 or for Change NAME FILTER_1_ LOAD TX HDR TX1 za012f eps 4 Press the Down Arrow key until the VCI setting is on the selection line as indicated by the blue directional arrows located on each side of the LCD Then pr...

Page 42: ...ns on the OC3port Plus menus have an extended menu or submenu that you have to access when you need to change their parameters Some of the OC3port Plus tests for example have many parameters so to modify these you may have to access a submenu Typically any option on a menu that appears by itself that is with no setting to its right has an additional menu submenu associated with it The following ex...

Page 43: ...ct access keys to begin a specific test or perform a setup Connecting the OC3port Plus Depending on the specific physical interface the OC3port Plus is designed to be connected to either intermediate range single mode fiber systems multi mode fiber optic systems or unshielded twisted pair 155 systems A single mode OC3port Plus uses fiber optic connectors located on the top of the tester The multi ...

Page 44: ...ows you to connect the OC3port Plus to a PC You can then use the PC to control the OC3port Plus or to print test results If you prefer this type of connection the PC must have the appropriate software to control these functions Contact Fluke Corporation for a programming book or information about the Testview package As an alternative you can use the RS 232 line to connect the OC3port Plus to a mo...

Page 45: ... OPTION SELECTIONS menu is displayed OPTION SELECTIONS Parameter Set 1 RS 232 Speed 96 za008f eps 6 Press the Down Arrow key until the RS 232 Speed option is on the selection line Then press the Left or Right Arrow key to display the desired port speed 96 9600 baud 24 2400 baud or 12 1200 baud 7 When the port speed you want is displayed press ENTER The OC3port Plus is now connected to the modem Af...

Page 46: ...r supply as a continuous power source In this way you can test for long periods of time without worrying about batteries To connect the OC3port Plus to an AC outlet follow these steps 1 Plug the power cable into an AC outlet 2 Connect the power supply jack to the 5V DC outlet on the OC3port Plus Turn on the OC3port Plus and begin usage Artisan Technology Group Quality Instrumentation Guaranteed 88...

Page 47: ...OC3port Plus Users Manual 2 22 Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com ...

Page 48: ...2 Turning on the OC3port Plus 3 12 Turning on the Laser Transmitter 3 14 Returning to the Introductory Display 3 15 Resetting the OC3port Plus 3 15 Restoring Factory Default Settings 3 15 Clearing the Error Counters 3 16 Responding to Low Battery Warnings 3 16 Obtaining Information about Your OC3port Plus 3 17 Storing and Retrieving Test Results 3 17 Manually Storing Test Results 3 18 Automaticall...

Page 49: ... and Configuration Information 3 29 Pausing a Print Job 3 30 Preventing a Report from Being Printed 3 30 Controlling the OC3port Plus Remotely 3 30 Running the Automatic Diagnostic Tests 3 31 Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com ...

Page 50: ...t Plus The OC3port Plus has a number of programmable setup options that enable you to determine its overall operating characteristics Any settings that you choose for these options when you configure the OC3port Plus are stored in internal memory so that even when you shut off the tester you do not lose valuable configuration information Following is a list of OC3port Plus setup options available ...

Page 51: ...s There are two scrolling methods available WIN In WIN mode the arrow keys move the display window up or down over the menus ARW In ARW mode the arrow keys pull the menu up or down through the display window The default scrolling method is WIN If you want to change to ARW mode for scrolling follow these steps for Windows mode 1 From the OPTION SELECTIONS menu press the Down Arrow key to move the S...

Page 52: ...immediately The warning buzzer is now activated Setting the System Date and Time The DateTime Editor is used to set the internal clock on the OC3port Plus With this editor you can set the date in month day year format and the time in hour minute time of day format The tester uses the date and time you supply to time stamp stored test results and alarm information To set the date and time follow th...

Page 53: ...on line Press the EDIT key to enter Edit mode and set the time When you finish press ENTER to save your selection 7 The tester is now configured with your date and time selections Setting the Communications Speed To set the communications speed on the OC3port Plus complete these steps 1 From the OPTION SELECTIONS menu press the Down Arrow key to move the RS 232 Speed option to the selection line O...

Page 54: ...The automatic tests are conducted and results are displayed every time you power on the OC3port Plus unless you prevent the tester from running them The instructions in this section show you how to do this Note You can run the automatic tests under your own control For information on how to do this see Running the Automatic Diagnostic Tests later in this chapter If you want to prevent the OC3port ...

Page 55: ...tests and setups in a separate parameter set You can use only one parameter set at any given time but you can easily switch to the other set and begin using its setups This section shows you how to do the following Create a parameter set Name a parameter set Switch between parameter sets Edit a parameter set Creating a Parameter Set Note When you turn on the OC3port Plus it uses the parameter set ...

Page 56: ...Right Arrow key to select the parameter set you want to create For example OPTION SELECTIONS Parameter Set 2 RS 232 Speed 96 za019f eps In this example Parameter Set 2 is selected 3 Press the ENTER key The tester resets itself and activates the parameter set you selected In this example Parameter Set 2 is now activated Note To make sure that the parameter set you selected is the active one press t...

Page 57: ...name for your parameter sets 1 Press the OPTIONS key The OPTION SELECTIONS menu is displayed 2 Make sure that the Parameter Set option is on the selection line Do one of the following a If you want to name the active parameter set go to Step 3 Note The active parameter set is the one represented by the number to the right of the Parameter Set option b If want to name one the other parameter set pr...

Page 58: ... to the other parameter set follow these steps 1 Press the OPTIONS key The OPTION SELECTIONS menu is displayed 2 Make sure that the Parameter Set option is on the selection line 3 Then press the Left or Right Arrow key to display the number of the parameter set that you want to switch to 4 Press ENTER The OC3port Plus immediately reboots and switches to the parameter set that you selected Editing ...

Page 59: ...earn how to turn on the unit then how to do essential tasks that you will need to operate the OC3port Plus Turning on the OC3port Plus The OC3port Plus has an ON OFF switch built into the membrane keypad This switch is located in the lower right corner as shown in Figure 3 1 ESC PRINT MEMORY CLEAR DELETE za005f eps Figure 3 1 OC3port Plus ON OFF switch Artisan Technology Group Quality Instrumentat...

Page 60: ...ant information about this test and the types of results it provides see Running the Automatic Diagnostic Tests also in this chapter 2 You can now press any one of the direct access keys to select tests or set up configurations Note If you are using a single mode OC3port Plus the first line of the display flashes a LASER OFF message if you power on the unit with no input signal present If you want...

Page 61: ...3port Plus the laser transmitter may be set to OFF If you want to transmit you must set the transmitter to ON To turn the laser on follow these steps 1 Press the SONET key The SONET SELECTIONS menu is displayed For example SONET SELECTIONS Laser OFF Monitor STS 3c za022f eps 2 The Laser option is on the selection line In this example notice that the setting is OFF 3 Press the Right Arrow key to ch...

Page 62: ... leaves you at the introductory display This function is useful when you want to put the OC3port Plus in a known state When you reset the OC3port Plus it does not restore the default settings For information on restoring these settings see Restoring Factory Default Settings in this chapter Restoring Factory Default Settings You can reset the OC3port Plus so that the settings for menu options are t...

Page 63: ...batteries These batteries last for about one year When the battery charge is low the OC3port Plus issues periodic beeps and then displays a LOW BATTERY warning on the LCD When this situation occurs the unit has approximately five minutes of battery power remaining We suggest that you use the remaining time to immediately store any current test results and then recharge the unit Note If the battery...

Page 64: ... TI 0MWX SJ MRWXEPPIH STXMSRW 8VERWGIMZIV X TI WMRKPI QSHI QYPXM QSHI SV 984 PIGXVSRMG WIVMEP RYQFIV Remote indicates whether your unit is enabled or disabled for remote control Storing and Retrieving Test Results You can store results from the many OC3port Plus tests in memory for later use and review These results remain in memory even after you shut off the unit This section shows you how to do...

Page 65: ...matic tests Depending on the type of test record the OC3port Plus has a limitation on the number of records that it can store in memory In addition the tester s storage is circular so that when the limitation for a particular test is reached the record at the bottom of the stack is deleted as a new record is added to the top Table 3 1 provides a list of storage limitations for each group of test r...

Page 66: ...sults 1 Press the AUTO key to display the AUTO SELECTIONS menu 2 Press the Down Arrow key to move the Auto Store to the selection line Then press ENTER The AUTO STORE submenu is displayed as in the following option AUTO STORE Auto Store OFF Select Period za026f eps 3 Make sure that the Auto Store option is on the selection line This option has two settings OFF the default Turns off the automatic t...

Page 67: ...For example if you wanted to store test results every 7 days 5 hours and 10 minutes your display would look like this SET PERIOD PERIOD 07D 05H 10M za028f eps 6 You are in Edit mode To set a time period for collection and storage press the arrow keys to supply the desired value When you finish press ENTER to save the change 7 Press the AUTO key again You return to the AUTO SELECTIONS menu 8 Make s...

Page 68: ...Sends results to an attached printer and stores them in memory 10 Press the Left or Right Arrow key to choose the desired destination 11 Press the Down Arrow key to move each of the following options to the selection line Bert Cell Loss Counters Alarm Status These options determine which test records the OC3port Plus stores automatically Each option has two settings ON and OFF When set to ON test ...

Page 69: ...ss OFF za030f eps Setup is completed The OC3port Plus is now configured to automatically collect and store test records Displaying Stored Test Results To display test results stored in memory do the following 1 Press the AUTO key The AUTO SELECTIONS menu is displayed 2 Make sure that the Auto Store option is on the selection line 3 Then press ENTER The AUTO STORE submenu is displayed AUTO STORE Au...

Page 70: ...e test group you selected is displayed If no records are stored you see this message NO RECORDS COLLECTED Following is a sample OC3port Plus test record BERT RECORD 5 11 6797 OOF 03 12 99 11 44 19AM za032f eps Note that when saved each result is categorized by the type of test in this example BERT A counter to the right of the test name indicates which record you are viewing in this example record...

Page 71: ...03 BER 3 016E 05 ERRORS 3 016E 08 BITS za033f eps BERT RECORD 5 11 5 E S 1 ESEC 0 THSEC za034f eps Press the Up or Down Arrow key to view additional records that you have stored In this example pressing the Up or Down Arrow key allows you to see the ten remaining BERT records Deleting Stored Test Results You can delete stored test records individually or you can delete all records in a particular ...

Page 72: ...ection line Then press ENTER The first test record in the group you selected is displayed 5 Press the Up or Down Arrow key to display the particular test record you want to delete Then press the CLEAR key The individual test record you selected is deleted from the tester s memory Deleting All Stored Records in a Test Group To delete all test records in a group from storage do the following Warning...

Page 73: ...and configuration information Control the operation of the OC3port Plus remotely The information in this section shows you how to set up your OC3port Plus for printing and remote control operation Connecting to the Serial Port To connect your OC3port Plus to a computer printer or modem you need the following equipment which is supplied with the OC3port Plus RJ 11 to RJ 11 cable RJ 11 to DB 25s fem...

Page 74: ...nal Ground Table 3 4 Serial Port 25 Pin Modem Printer Connection Pin Descriptions Pin Description Pin Description Pin Description Pin Description Pin Description 2 RXD Receive Data 3 TXD Transmit Data 4 CTS Clear to Send 5 RTS Request to Send 6 DSR Data Set Ready 7 GND Signal Ground 20 DTR Data Terminal Ready To connect your OC3port Plus to a printer or PC follow these steps 1 Plug one end of the ...

Page 75: ...e that matches the fastest rate on your printer or PC The change takes effect immediately The OC3port Plus is configured with the baud rate you selected 5 Configure your printer or PC as follows Baud rate Match OC3port Plus Data bits 8 Stop bits 1 Parity None Flow control Xon Xoff or CTS RTS Local echo terminals On Line feed terminals Carriage return line feed inbound outbound To test the connecti...

Page 76: ...ground making it secondary to any network testing or monitoring that is going on 3 Press the Down Arrow key to move the Reports option to the selection line Then press ENTER You see this submenu REPORTS Config Params Activity Scan za038f eps This menu lists the following types of reports that you can print SRJMK 4EVEQW 4EVEQIXIV WIXW GXMZMX 7GER GXMZMX WGER VITSVXW PEVQ 0SK PEVQ PSK HEXE VVSV PEVQ...

Page 77: ...m occurring Controlling the OC3port Plus Remotely For information about remote control software contact Fluke at 09 MR XLI 97 ERH EREHE MR YVSTI MR ETER 7MRKETSVI 206 356 5500 anywhere in the world Visit Fluke s web site at www fluke com To connect the OC3port Plus to a modem follow these steps 1 Make sure that the OC3port Plus and the modem are powered off 2 Plug one end of the RJ 11 to RJ 11 cab...

Page 78: ...ic tests described in this section every time that you power on the unit For instructions on how to prevent the tester from running these tests when you turn it on see Turning Off the Automatic Diagnostic Tests earlier in this chapter 1 Press the AUTO key The AUTO SELECTIONS menu is displayed 2 Press the Down Arrow key to move the Start AutoTest option to the selection line Then press ENTER The OC...

Page 79: ...NO not detected OAM 5 YES NO Indicates where OAM F5 cells were detected with payload types of 4 or 5 YES detected NO not detected ILMI YES NO Indicates where ILMI cells were detected on VCI 16 YES detected NO not detected SONET Section OK ERR Indicates whether any section level errors were found OK no section errors found ERR section errors found Line OK ERR Indicates whether any line level errors...

Page 80: ... 9 Scrambling Payloads 4 10 Changing the Threshold Setting for Counters 4 11 Enabling Disabling PATH FERF Support 4 12 Monitoring Incoming STS 3c or STM 1 Signals 4 13 Inserting Errors 4 15 Modifying the Value of the Payload Pointer 4 17 Generating Alarms 4 18 Transmitting an Alarm 4 19 Turning Off an Alarm 4 20 Viewing Alarms Stored in the Alarm Log 4 20 Removing All Alarms from the Alarm Log 4 2...

Page 81: ...OC3port Plus Users Manual 4 2 Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com ...

Page 82: ...c and SDH STM 1 The differences between SONET OC3 STS 3c and SDH STM 1 standards are minimal Both technologies operate at 155 Mbits per second SONET OC3 networks use STS 3c frames SDH networks on the other hand use STM 1 frames ATM traffic is carried on both of these formats and the formats are nearly identical Although the differences are minor STS 3c frames can only be used on SONET OC3 networks...

Page 83: ... is a YELLOW alarm indication In the SDH networks there is no such alarm Changing the Framing Format To change the framing format follow these steps 1 Press the SONET key The SONET SELECTIONS menu is displayed SONET SELECTIONS Laser OFF Monitor STS 3c za022f eps 2 Press the Down Arrow key until the Setup STS 3c option is on the selection line Then press ENTER The STS 3c SETUP submenu is displayed ...

Page 84: ...his change In addition the S bit values are automatically set to the correct network values when you toggle between the two settings notice the change in the S Bit Value option which is next on the menu That is when transmitted the S bits are set to the value of 10 Bit 5 of the G1 byte will be used to detect Path FERF The Path FERF alarm indication must be present for at least 5 frames before it i...

Page 85: ...e Down Arrow key to move the Setup STS 3c or Setup STM 1 option to the selection line 3 Then press ENTER You see the setup menu for the option you selected 4 Press the Down Arrow key to move the S Bit Value option to the selection line For example STS 3c SETUP Frame Format STS S Bit Value 00 Err Thresh 30 za042f eps 5 Press the Left or Right Arrow key to change the S bit value to the desired setti...

Page 86: ... screens presented in this procedure are STS 3c screens If the framing format you selected is STM 1 the OC3port Plus displays equivalent STM 1 screens 1 Press the SONET key The SONET SELECTIONS menu is displayed 2 Press the Down Arrow key to move the Setup STS 3c or Setup STM 1 option to the selection line Then press ENTER The SETUP submenu is displayed Following is an example of the STS 3c setup ...

Page 87: ...h YELLOW alarm immediately upon detection of a loss of signal LOS loss of frame LOF Line AIS loss of pointer LOP or STS Path AIS When set to OFF the default the OC3port Plus detects and accepts the error indicates detection by lighting the appropriate LED but does not issue an alarm Line Auto FERF OFF When set to ON the OC3port Plus issues a Line FERF alarm when it detects an LOS LOF or line AIS W...

Page 88: ...s 2 Press the Down Arrow key to move the Setup STS 3c or Setup STM 1 option to the selection line Then press ENTER The STS 3c SETUP submenu is displayed 3 Press the Down Arrow key to move the XMIT CLK Source option to the selection line STS 3c SETUP L P Auto FEBE OFF XMIT CLK Source INT STS 3c Scrmblg ON za043f eps 4 Then press the Left or Right key to change to one of the following settings INT T...

Page 89: ...T key The SONET SELECTIONS menu is displayed 2 Press the Down Arrow key to move the Setup STS 3c or Setup STM 1 option to the selection line Then press ENTER The SETUP submenu is displayed 3 Press the Down Arrow key to move the STS 3c Scrmblg or STM 1 Scrmblg option to the selection line For example STS 3c SETUP XMIT CLK Source INT STS 3c Scrmblg ON Frame Format STS za044f eps 4 Then press the Lef...

Page 90: ... 1 screens To change the threshold setting for counters do the following 1 Press the SONET key The SONET SELECTIONS menu is displayed 2 Press the Down Arrow key to move the Setup STS 3c or Setup STM 1 option to the selection line Then press ENTER The SETUP submenu is displayed 3 Press the Down Arrow key to move the Err Thresh option to the selection line For example STS 3c SETUP S Bit Value 00 Err...

Page 91: ...rn in the Path FEBE bits of the G1 byte and uses the G1 byte in Bit 5 for Yellow alarms When you disable select OFF PATH FERF support the OC3port Plus interprets G1 bits as an RDI FERF indication To enable or disable support for PATH FERF do the following 1 Press the SONET key The SONET SELECTIONS menu is displayed 2 Press the Down Arrow key to move the Setup STS 3c option to the selection line Th...

Page 92: ...e sample screens presented in this procedure are STS 3c screens If the framing format you selected is STM 1 the OC3port Plus displays equivalent STM 1 screens To monitor a signal 1 Press the SONET key The SONET SELECTIONS menu is displayed SONET SELECTIONS Monitor STS 3c Insert Errors za048f eps 2 Make sure that the Monitor STS 3c or Monitor STM 1 is on the selection line Then press the ENTER key ...

Page 93: ...e for each of these types of errors See Table 4 3 for a complete list and description of these measurements 4 Press the Up Arrow key to display the POINTER INFORMATION display For example POINTER INFORMATION CURRENT 391 MIN 391 MAX 391 S BIT VALUE 00 STS za050f eps The OC3port Plus samples the received SONET pointer value five times every second It then maintains a record of the MIN MAX and curren...

Page 94: ...er of seconds in which the number of errors that have occurred exceed the threshold value Note This value is set by the Err Thresh option which is found on the Setup STS 3c submenu accessed from the SONET SELECTIONS menu SECONDS ERROR FREE The percent of time since the error counters were last cleared that the OC3port Plus has operated without a particular error occurring Inserting Errors The OC3p...

Page 95: ...nal Section LOF OFF Specifying ON causes continuous framing error to occur by inverting on bit of the framing byte information Sets A1 Framing byte to 76 instead of F6 Section BIP8 OFF Specifying ON inverts the B1 Section parity byte which results in the transmission of continuous BIP8 error indications Eight BIP8 errors are indicated per frame Equipment receiving this signal should indicate 64 00...

Page 96: ...head contains a payload pointer which is used to determine where the beginning of the Synchronous Payload Envelope SPE is located The starting location of the SPE within the frame may change in order to respond to small frequency differences among various elements in a communications network For this reason you may need to modify the value of the payload pointer to determine the location of the fi...

Page 97: ...value Allows you to view and edit the current transmit payload pointer Values from 0 to 1023 can be entered 4 Press the Down Arrow key until the option you want to use is on the selection line Then press ENTER The OK message flashes next to the option to indicate that the selection was accepted Generating Alarms The OC3port Plus can generate a variety of alarms It can also detect alarms and events...

Page 98: ...own Arrow key to move the alarm you want to transmit to the selection line Then press the Left or Right Arrow key to select the ON setting for the alarm you want to transmit For example on the following display the setting for Line AIS is now set to ON ALARM SELECTIONS Section LOS OFF Line AIS ON Line FERF OFF za055f eps Note See Table 4 4 for a complete list of alarms and the action performed whe...

Page 99: ...s the Left or Right Arrow key to select the OFF setting for any of the alarms on this menu See Table 5 4 for a complete list and description of SONET alarms The alarm you select is immediately turned off Viewing Alarms Stored in the Alarm Log The OC3port Plus keeps a history of the alarms received in an alarm log The tester can store as many as 128 alarms in this log along with such information as...

Page 100: ... Sec za057f eps Line 1 of the display shows the type of alarm in this example SLOS that was detected and the number of this alarm 1 of 78 in the alarm log The alarm log uses the following prefixes to identify the type of alarm S Indicates Section For example SLOS is a SECTION LOS alarm L Indicates Line For example LAIS is a Line AIS alarm P Indicates Path For example PYEL is a PATH YELLOW alarm An...

Page 101: ... first alarm in the list is re displayed Removing All Alarms from the Alarm Log To remove all alarms from the alarm log do the following Warning Deleting alarms from the alarm log cannot be undone 1 Press the ALARMS key The ALARM SELECTIONS menu is displayed 2 Press the Down Arrow key to move the View Alarm Log option to the selection line Then press ENTER One of the alarms in the alarm log is dis...

Page 102: ... LOS occurred CLR Clears the alarm log and resets the error counter to zero whenever an LOS occurs 3 Press the Left or Right Arrow key to display the desired setting In Service Signal Monitoring With the OC3port Plus you can do in service signal testing which is a method of monitoring the performance of a live signal in one direction without any disruption of the service on a line Loopback is a st...

Page 103: ... Switch Out Out za060f eps Figure 4 1 In service Monitoring of Network Performance To set up the OC3port Plus to monitor the performance of a live signal follow these steps 1 Connect the transmit side of the OC3port Plus to the receiver of the device under test DUT Then connect the receive side of the OC3port Plus to the transmitter of the other DUT or network 2 Turn on the tester and press the SO...

Page 104: ... option OFF The OC3port Plus receives data and analyzes it Sends out what the user programs the unit to transmit ON Line loopback state The OC3port Plus analyzes data and routes the same data back out 4 Press the SONET key The SONET SELECTIONS menu is displayed again SONET SELECTIONS Monitor STS 3c Insert Errors za061f eps Make sure that the Monitor STS 3c or Monitor STM 1 option is on the selecti...

Page 105: ...OC3port Plus Users Manual 4 26 Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com ...

Page 106: ...ms 5 17 Configuring a VBR Poisson Transmission Source 5 18 Other ATM Configuration Options 5 18 Payload Scrambling Option 5 19 Coset Polynomial Option 5 20 Correction Algorithm Option 5 21 Background Traffic Option 5 22 Header Type Option 5 22 Changing the Form for Expressing the PCR and SCR 5 24 Large Transmit Queue 5 25 Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE ww...

Page 107: ...OC3port Plus Users Manual 5 2 Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com ...

Page 108: ...istical analyses on ATM cell streams The OC3port Plus uses these receive filters to route cells to statistical counters There are nine parameters that you can modify when configuring a receive filter See Table 5 1 for a complete list and description of these setup parameters This procedure uses RECEIVE FILTER 1 as an example Complete the following steps for each receive filter that you want to con...

Page 109: ...d do not have to be changed You can leave them set to their default values for example FILTER 1 and FILTER 2 a Press the EDIT key to enter edit mode The F in the first field of the filter name is flashing b Press the Up or Down Arrow key to display the desired letter or number in the first position of the NAME field Then press the Right Arrow key to move to the next position Continue pressing the ...

Page 110: ... the following parameters to the selection line Note These parameters define the ATM cell header Instead of supplying specific values for each parameter in this list you can skip them all and simply supply an exact value for the hexadecimal header To do this go to Step 7 VCI MVXYEP LERRIP RHMGEXSV VPI MVXYEP 4EXL RHMGEXSV PT 4E PSEH 8 TI CLP IPP 0SWW 4VMSVMX GFC Generic Flow Control Each of these ...

Page 111: ...el that identifies the receive filter Any of the ten characters in this name can be set to a value between 0 9 and A Z The space is also allowed and counts as a character LOAD TX HDR TX1 When activated causes the OC2poirt Plus to automatically copy the VPI VCI PT CLP and GFC values from the selected transmission stream TX1 through TX8 into the receive filter VPI 0000 Virtual Path Indicator This pa...

Page 112: ...know the exact value to supply DETALARM OFF ON Alarm detection mechanism Determines whether or not the OC3port Plus issues an alarm when ATM traffic matching the receive filer is detected When set to ON an alarm sounds once every second When set to OFF the alarm does not sound Configuring an ATM Cell Transmission Stream The OC3port Plus can be configured to provide up to eight individual ATM cell ...

Page 113: ...ress the ATM key The ATM SELECTIONS menu is displayed 2 Press the Up or Down Arrow key to move the Setup XMIT Streams option to the selection line Press ENTER The setup for TRANSMIT STREAM 1 is displayed Note If the setup menu displayed on the LCD is for a transmission stream other than TRANSMIT STREAM 1 press the Left or Right Arrow key to display TRANSMIT STREAM 1 TRANSMIT STREAM 1 or for Change...

Page 114: ...in this manner until the name you want is displayed c Press ENTER to save the change The name you entered is now the current name of TRANSMIT STREAM 1 4 Define the ATM cell header Do one of the following a If you want to define the ATM cell header by changing the individual parameters that make up the ATM cell header press the Down Arrow key to move each of the following parameters to the selectio...

Page 115: ...ys to set a value Make sure that you press ENTER after you make the change to save it The ATM header is configured after you press ENTER Step 2 Define the payload carried by the cells Three parameters can be used to configure the payload carried by a transmission stream s cells 1 On the setup menu for TRANSMIT STREAM 1 press the Up Arrow key to move the TIME STAMP parameter to the selection line T...

Page 116: ...r is set to FIXED The hexadecimal value can be set from 00 to FF If you want to change this parameter press the EDIT key to enter Edit mode Then press the arrow keys to supply the desired value Make sure that you press ENTER to save the change The value you specified is now the current value of the FIXED PAYLOAD parameter 4 Press the Down Arrow key to move the PAYLOAD parameter to the selection li...

Page 117: ...smission rate and traffic shape parameters 1 On the setup menu for TRANSMIT STREAM 1 press the Up Arrow key to move the SOURCE parameter to the selection line as in TRANSMIT STREAM 1 NAME XMITHDR_1 SOURCE CBR VPI 0000 za068f eps The OC3port Plus supports four different transmission sources These configure the traffic pattern to be 6 SRWXERX MX 6EXI 6 4SMWWSR EVMEFPI MX 6EXI 4SMWWSR 4 9 4VSXSGSP EX...

Page 118: ...at for expressing PCR see Changing the Default Form for Expressing the PCR and SCR later in this chapter Press the EDIT key to enter Edit mode and supply a value for PCR Press ENTER when you finish to save the change 4 Press the Down Arrow key to move the SCR traffic parameter to the selection line The SCR Sustained Cell Rate traffic parameter defines the average number of cells that can be transm...

Page 119: ...limit in units of ATM cells that the tester can vary from this optimum placement To change the value of the CDV LIM parameter press the EDIT key to enter Edit mode Then press the arrow keys and supply the desired value Make sure that you press ENTER when you are done to save the change 7 Press the Down Arrow key to move the SHAPER parameter to the selection line TRANSMIT STREAM 1 CDV LIM 020 00 Cl...

Page 120: ...R VBR POISSON random Poisson distribution of individual cells PDU random Poisson distribution of groups of cells VBR BURST a special stress test pattern that runs at the PCR for the maximum burst size VPI 0000 Sets the Viral Path Indicator parameter as a decimal value between 0 and 255 UNI and between 0 and 4095 NNI VCI 00000 Sets the Virtual Channel Indicator parameter as a decimal value between ...

Page 121: ...mp can then be analyzed by a receiving unit to provide cell delay measurements FIXED PAYLOAD 6A Hexadecimal byte used to fill the payloads of all cells in a stream when the PAYLOAD parameter see next entry in this table is set to FIXED PAYLOAD FIXED Selects the type of payload used by every cell in a particular transmission stream Has three settings FIXED on byte repeats throughout the cell s payl...

Page 122: ...his capability keep the following in mind The sum of the allocated bandwidths of all eight transmission streams cannot equal more than 100 of the OC3 payload carrying capability Configuring multiple transmission streams that must contend for the same slotted transmission media results in contention for the available transmission slot times which in turn forces the resulting streams to deviate more...

Page 123: ...he instantaneous transmission rate will not exceed the PCR value specified The shaper regulates the output of each traffic source so that its specified traffic parameters are not exceeded The shaper must adjust for deviations in ideal cell placement because of the slotted nature of ATM transmission and the contention for time slots among the eight transmission streams The shaper s parameters espec...

Page 124: ... is reversed and the X43 1 polynomial is used to de scramble the received payload Payload scrambling is activated or de activated by changing the setting for the Payload Scrblng option To change this setting follow these steps 1 Press the ATM key The ATM SELECTIONS menu is displayed 2 Press the Up or Down Arrow key to move ATM Options to the selection line Then press ENTER The ATM Options submenu ...

Page 125: ...s the OC3port Plus and the equipment have the same setting To enable or disable the Coset Polynomial option do the following 1 Press the ATM key The ATM SELECTIONS menu is displayed 2 Press the Down Arrow key to move ATM Options to the selection line Press ENTER The ATM OPTIONS submenu is displayed 3 Press the Down Arrow key to move the Coset Polynomial option to the selection line as in ATM OPTIO...

Page 126: ...y to move the Correction Algr option to the selection line as in ATM OPTIONS Coset Polynmial ON Correction Algr OFF Bckgrnd Traffic UNA za074f eps This option has two settings ON and OFF When set to ON the OC3port Plus corrects cells with single bit HCS errors The cells are not reported as having checksum errors because these errors were corrected When set to OFF the default if the OC3port Plus fi...

Page 127: ...d IDL idle 4 Press the Left or Right Arrow key to select the desired setting The OC3port Plus is now set up to use as background traffic the setting you selected Header Type Option Two different header schemes are used for ATM cells one for UNI User Network Interface and one for NNI Network to Network Interface UNI is an interface that connects ATM users with a private ATM switch that is managed l...

Page 128: ...C 8 7 6 5 4 3 2 1 BIT VPI VCI VCI HEC Data 48 byte payload VPI VCI PT CLP ATM NNI Cell Structure GFC Generic Flow Control VCI Virtual Channel Identifier VPI Virtual Path Identifier CLP Cell Loss Priority PT Payload Type HEC Header Error Control O C T E T za076f eps Figure 5 1 UNI and NNI Cell Structure Differences Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisa...

Page 129: ...e option to the selection line as in ATM OPTIONS Bckgrnd Traffic IDL Header Type UNI PCR SCR Entry MBS za077f eps This option has two settings UNI the default and NNI 4 Press the Left or Right Arrow key to select the desired setting The OC3port Plus is now set up to use the setting you selected as the current value of the Header Type option Changing the Form for Expressing the PCR and SCR The defa...

Page 130: ...he traffic requested The OC3port Plus will display a warning when the combination of traffic parameters cannot be met Enabling the large transmit queue allows a wider range of parameters to be met The drawback to using the large transmit queue however is that loading the selected traffic pattern can take considerably longer To enable or disable the use of the large transmit queue do the following ...

Page 131: ...OC3port Plus Users Manual 5 26 Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com ...

Page 132: ...Capturing ILMI Cells 6 23 Starting an ILMI Cell Capture 6 27 Looking at Captured ILMI Cells 6 27 Capturing OAM Cells 6 28 Configuring the OC3port Plus for Capturing OAM Cells 6 28 Starting an OAM Cell Capture 6 29 Looking at Captured OAM Cells 6 30 Searching for AAL Traffic on an ATM Network 6 31 Scanning Circuits for ATM Activity 6 34 Setting Up an ATM Activity Scan 6 34 Scanning an ATM Circuit 6...

Page 133: ...6 66 1 point CDV Test 6 66 Setting Up a 1 point CDV Test 6 66 Running a 1 point CDV Test 6 68 2 point CDV Test 6 70 Setting Up a 2 point CDV Test 6 70 Running a 2 point CDV Test 6 71 Cell Transfer Delay Test 6 72 Setting Up a Cell Transfer Delay Test 6 73 Running a Cell Transfer Delay Test 6 74 Understanding Cell Transfer Delay Test Results 6 75 Exiting a Cell Transfer Delay in Progress Test 6 75 ...

Page 134: ...y the process of configuring the OC3port Plus to perform ATM network testing the OC3port Plus provides four pre configured traffic templates These templates which are described in this chapter provide complete transmission stream parameters for up to four transmit streams Using these templates you can easily set up and modify more complicated cell streams The OC3port Plus has three Quality of Serv...

Page 135: ...ission Stream in Chapter 5 for details 4 Press the ATM key to return to the ATM SELECTIONS menu 5 Press the Down Arrow key to move the ATM XMIT Mode option to the selection line Then press the Left or Right Arrow key to select one of these transmission modes STR Constantly transmits ATM cells based on the traffic patterns configured for the eight transmission streams Repeats the cycle of transmiss...

Page 136: ...This message means that the OC3port Plus cannot produce the traffic pattern you specified Try reducing the total bandwidth allocation for the transmission streams or change one or more of the payload types to FIXED to remedy the problem Transmitting OAM Cells on a Single Circuit The OC3port Plus allows you to transmit one of the following Fault Management OAM cells at a rate of one OAM cell per se...

Page 137: ...how to configure the OC3port Plus for OAM cell transmission and how to transmit cells on one circuit at a one second rate 1 Press the ATM key The ATM SELECTIONS menu is displayed 2 Press the Down Arrow key to move the Setup XMIT Streams to the selection line Press ENTER Then edit the setup options for TRANSMIT STREAM 1 3 Press the ATM again Then press the Down Arrow key to move the OAM Transmit op...

Page 138: ...represent the format of the OAM cell to be sent RDI Remote Diagnostics Indicator AIS Alarm Indication Signal LBK Loopback 8 Press the Left or Right Arrow key to choose the desired setting for Cell Format 9 Press the Up Arrow key to move the Start OAM Xmit option to the selection line Then press ENTER OAM cell transmission begins and you see a display similar to this TX STR1 143 Cnt TX STR2 0 Cnt T...

Page 139: ...h different headers 1 Press the ATM key The ATM SELECTIONS menu is displayed 2 Press the Down Arrow key to move the Setup XMIT Streams option to the selection line Press ENTER The setup menu for one of the transmission streams is displayed For example TRANSMIT STREAM 1 or for Change NAME XMITHDR_1 SOURCE CBR za063f eps 3 Press the Left or Right Arrow key to display the transmission stream that you...

Page 140: ...you can monitor live ATM traffic as it is being generated The OC3port Plus also lets you capture active cells and put them in a storage for later examination The second part of this section describes the cell capture operation and shows you how to store and view captured ATM ILMI and OAM cell payloads The OC3port Plus can monitor an ATM network for the presence of AAL traffic The last part of this...

Page 141: ...ter R1 by name in this case Circuit A Line 2 Provides the header information values of the VPI VCI PT CLP and GFC settings Line 3 Provides both the total count of ATM cells received that match the receive filter and a count of matching cells received during the previous second Line 4 Indicates the cell reception rate in megabits per second and the percent bandwidth 4 Press the Right Arrow key You ...

Page 142: ...percentages provided represent the MINIMUM CURRENT MAXIMUM bandwidth achieved since the test began since the filter was activated or since the CLEAR key was last pressed 6 Press the Up Arrow key to view result displays for the remaining receive filters Note that if a receive filter is currently not active you see a display similar to this one R3 FILTER 3 255 1000 PTx CPx G0 NOT ACTIVE PRESS ENTER ...

Page 143: ...he bandwidth settings that match the currently active receive filters Line 3 OTHER shows the number of cells received that do not match the currently active receive filters Line 4 displays the total cell count and the overall bandwidth percent 8 Press the Up Arrow key again You see the first of six result displays For example ERROR COUNT CELL DELNT 23 HCS 132 za087f eps This is the ERROR COUNT dis...

Page 144: ...ates that of the 23 cell delineation errors detected none 0 occurred in the previous second and of the 132 header checksum errors detected none 0 occurred in the previous second Consider this next display ERRORED SECONDS CELL DELNT 11 HCS 10 za089f eps The ERRORED SECONDS display provides the number of seconds in which one or more errors occurred Following from the previous example these results i...

Page 145: ...counts of cells transmitted on Streams 1 4 Capturing ATM Cells The OC3port Plus allows you to capture and store complete ATM cells ATM cells with headers and the first three bytes of the payload and ATM cell headers only Note that the header checksums are not saved The cells can be captured with the timestamp set to OFF or to ABS REL The quantity of data that the OC3port Plus can capture is shown ...

Page 146: ...the OC3port Plus with the desired trigger condition criteria for determining which cells to capture 2 Set the storage controls which cells to store The following procedure steps you through this part of the process 1 Press the ATM key The ATM SELECTIONS menu is displayed 2 Press the Down Arrow key to move the Cell Capture option to the selection line 3 Press ENTER The CELL CAPTURE submenu is displ...

Page 147: ...ey to move the Set B to Filter option to the selection line Then press the Left or Right Arrow key to set it to the desired receive filter 7 Press the Down Arrow key to locate the following options which represent the trigger conditions the criteria for storing cells Trigger On Cnd1 Or Cnd2 These two options are used together They set up an either or condition for determining the criteria for stor...

Page 148: ... press the Left or Right Arrow key to set its trigger condition 10 Press the Down Arrow key to locate these next two setup options Store Mtch Cnd1 Or Cnd2 For example CELL CAPTURE Store Mtch Cnd1 ALL Or Cnd2 OFF Store Payload OFF za095f eps These options determine which cells the OC3port Plus stores in the capture buffer after the trigger condition is met Store Mtch Cnd1 has these four settings AL...

Page 149: ...e Payload OFF Time Stamp REL za096f eps The Store Payload option determines whether the OC3port Plus stores complete ATM cells headers and payloads or partial ATM cells header and timestamp information only This option has two settings ON Stores complete ATM cells The OC3port Plus has the capacity to store about 700 complete ATM cells OFF Store partial ATM cells The OC3port Plus has the capacity t...

Page 150: ...ween captured cells ABS Records the absolute arrival time uses zero as the reference point of each cell from the time the cell capture began 14 Press the Left or Right Arrow key to set a value for the Time Stamp option The setup is completed The OC3port Plus is now configured for capturing ATM cells Starting a Cell Capture To start a cell capture complete these steps 1 Press the ATM key The ATM SE...

Page 151: ...t cell captured by the OC3port Plus 0001 000 00000 0 00u 01 05 6a 6a 6a 6a 6a 06 10 6a 6a 6a 6a 6a 11 15 6a 6a 6a 6a 6a za099f eps Note The first cell in the buffer Cell 0001 is always the cell that triggered the capture This information which is displayed on four lines tells you the following Line 1 The first field contains the number of the cell you are currently viewing In this example you are ...

Page 152: ...ac 12 12 06 10 12 12 12 12 12 11 15 12 12 12 12 12 za101f eps Note that in this example you are viewing Cell 0002 It has a VPI of 125 a VCI of 16 and a time stamp of 16 9 microseconds The majority of payload bytes are 12 except for the first three bytes which carry the transmit time stamp If you want to see additional header information press ENTER For example 0002 G0 P0 C0 2 83u 01 05 27 08 ac 12...

Page 153: ... za103f eps 4 Press ENTER The results of the previously conducted cell capture are displayed See Looking at the Captured Cells for information that the OC3port Plus provides on the cells stored in the buffer Note If no cells are stored in the buffer you see this message NO CELLS CAPTURED Capturing ILMI Cells A number of ATM standards bodies have provided for the transportation of Interim Local Man...

Page 154: ...TM SELECTIONS menu Then press the Down Arrow key to move the Cell Capture option to the selection line as in the following ATM SELECTIONS ATM XMIT Mode STR Cell Capture Quality of Service za104f eps 3 Press ENTER The CELL CAPTURE submenu is displayed CELL CAPTURE Start Cell Capture Review Cell Capture za093f eps 4 Press the Down Arrow key to locate these options Set A to Filter Set B to Filter For...

Page 155: ...ilter 7 Press the Down Arrow key to locate the following options which represent the trigger conditions the criteria for storing cells Trigger On Cnd1 Or Cnd2 For example CELL CAPTURE Trigger On Cnd1 ANY Or Cnd2 OFF Store Mtch Cnd1 ALL za092f eps These two options are used together They set up an either or condition for determining the criteria for storing cells Trigger On Cnd 1 has these settings...

Page 156: ...ne Then press the Left or Right Arrow key to set its trigger condition 10 Press the Down Arrow key to locate these next two setup options Store Mtch Cnd1 Or Cnd2 For example CELL CAPTURE Store Mtch Cnd1 OFF Or Cnd2 B Store Payload OFF za105f eps These options determine which cells the OC3port Plus stores in the capture buffer after the trigger condition is met Store Mtch Cnd1 has these settings AL...

Page 157: ...age condition 13 Press the Down Arrow key to move the Store Payload option to the selection line CELL CAPTURE Or Cnd2 OFF Store Payload OFF Time Stamp REL za096f eps The Store Payload option determines whether the OC3port Plus stores complete ATM cells headers and payloads or partial ATM cells header and timestamp information only This option has two settings ON Stores complete ATM cells The OC3po...

Page 158: ...the reference point of each cell from the time the cell capture began 16 Press the Left or Right Arrow key to set a value for the Time Stamp option The setup is completed The OC3port Plus is now configured for capturing ILMI cells Starting an ILMI Cell Capture To start the cell capture follow the steps under Starting a Cell Capture earlier in this chapter Looking at Captured ILMI Cells For a descr...

Page 159: ... Plus for capturing OAM cells do the following 1 Press the ATM key The ATM SELECTIONS menu is displayed 2 Press the Down Arrow key to move the OAM Monitor option to the selection line ATM SELECTIONS OAM Transmit OAM Monitor ATM Options za106f eps 3 Press ENTER The OAM MONITOR submenu is displayed 4 Press the Down Arrow key to move the OAM Check Sum option to the selection line OAM MONITOR Review O...

Page 160: ...ture buffer 5 Press the Left or Right Arrow key to activate the checksum calculation The OC3port Plus is now set up to perform an OAM cell capture Starting an OAM Cell Capture 1 Press the ATM key The ATM SELECTIONS menu is displayed 2 Press the Down Arrow key to move the OAM Monitor option to the selection line Then press ENTER The OAM MONITOR submenu is displayed OAM MONITOR Start OAM Monitor Rev...

Page 161: ...ores only unique instances of OAM cells After a new OAM cell is detected it is stored and any duplicates cells that match the header and cell type are discarded To view OAM cells stored in the buffer do the following 1 Press the ATM key The ATM SELECTIONS menu is displayed 2 Press the Down Arrow key to move the OAM Monitor option to the selection line Then press ENTER The OAM MONITOR submenu is di...

Page 162: ...rch for the presence of AAL traffic do the following 1 Press the ATM key The ATM SELECTIONS menu is displayed 2 Press the Down Arrow key to move the Setup RX Filtrs option to the selection line Then press ENTER One of the receive filter submenus is displayed 3 Program the receive filter that you want to use to monitor the signal with the correct header information 4 Press the AUTO key The AUTO SEL...

Page 163: ...finish press ENTER to save the change 8 Press the AUTO key to return to the AUTO SELECTIONS menu 9 Make sure that the AAL Type Detect option is on the selection line Then press ENTER to return to the AAL TYPE DETECT submenu AAL TYPE DETECT Start AAL Detct 1 AAL Detect Timeout za111f eps 10 Make sure that the Start AAL Detct option is on the selection line This option which is used to start the sea...

Page 164: ...ETE AAL 3 4 DETECTED za113f eps This display indicates the status of the test COMPLETE the type of AAL traffic found in this example AAL 3 4 If no AAL traffic is detected you see this display AAL DETERMINATION STATUS COMPLETE INSUFFICIENT DATA INCREASE TIMEOUT za114f eps One reason why the OC3port Plus failed to detect AAL traffic may be because you did not allow enough time for the search You may...

Page 165: ...eport Setting Up an ATM Activity Scan Note The information in this section shows you how to configure the OC3port Plus so that it performs more efficient and quicker scanning of ATM circuits If you prefer you can skip this setup information and go directly to Running an ATM Activity Scan which follows this section This three part setup procedure shows you how to do the following 1 Configure the VP...

Page 166: ... Scan option to the selection line Then press ENTER The AUTO SCAN PARAMETERS submenu is displayed AUTO SCAN PARAMETERS VPI MIN 0000 VPI MAX 0255 za116f eps From this submenu you can set the search boundaries to limit the address space over which the OC3port Plus searches for ATM activity There are four items that you can edit VPI MIN 0000 Minimum virtual path address to begin the search with VPI M...

Page 167: ...orter scan time The value you specify determines the minimum amount of time that traffic must arrive on a particular VPI VCI combination to be recorded Most scans take at least 30 seconds to complete The more activity that is present on a circuit and the slower the scan duration the longer the actual time required to complete a scan To select a scan rate follow these steps 1 Press the AUTO key The...

Page 168: ...LW press the Left or Right Arrow key to display the desired setting The change takes effect immediately The setting you selected is now the rate the OC3port Plus uses to scan received signals OR If you want to set your own scan rate press the Left or Right Arrow key to select the USR setting Then press ENTER You see this display AUTO SCAN DURATION SCAN TIME 10 00 SEC za118f eps You are in Edit mod...

Page 169: ...the selection line ATM ACTIVITY SCAN Review Last Scan Act Detect Alrm OFF Search Duration USR za119f eps 4 Press the Left or Right Arrow key to change the setting to ON The activity detection alarm is now activated The OC3port Plus will issue a beep during an ATM activity scan whenever it detects traffic between the address ranges you specified Scanning an ATM Circuit To scan a circuit 1 Press the...

Page 170: ...S ELPSD SEC 1 8 PHASE VPI SCAN LAST VPI 111 za120f eps This display gives you the following information Line 1 Title Line AUTO SCAN PROGRESS Line 2 Elapsed scan time in seconds 1 8 Line 3 Portion of the search underway VPI SCAN Line 4 Address of last VPI LAST VPI or VCI LAST VCI detected When the scan is completed the OC3port Plus displays the results of the scan on the LCD For example VPI SCAN 4 ...

Page 171: ...001 VPI 010 VCI 00000 za123f eps Printing the Results of an Activity Scan To print the results of an activity scan 1 Press the PRINT key The PRINT SELECTIONS menu is displayed PRINT SELECTIONS Print Mode ON Reports za124f eps 2 Press the Down Arrow key to move the Reports option to the selection line Then press ENTER The REPORTS submenu is displayed Artisan Technology Group Quality Instrumentation...

Page 172: ...ATH SCAN BOUNDARIES 000 255 VIRTUAL CHANNEL SCAN BOUNDARIES 00000 65535 CELL ACTIVITY DETECTED ON 4 VIRTUAL PATHS 1 VPI 111 2 VPI 16 3 VPI 10 4 VPI 0 CELL ACTIVITY DETECTED ON A VIRTUAL CHANNELS 1 VPI 111 VCI 16000 2 VPI 016 VCI 00001 3 VPI 10 VCI 00310 4 VPI 000 VCI 00000 za126f eps Note that this report provides the date and time the test was conducted It also lists the boundaries you set for th...

Page 173: ...y displays the results of the previous ATM activity scan Using the ATM Traffic Templates To simplify the process of configuring the OC3port Plus for ATM transmission Fluke provides four pre defined cell transmission templates that you can use as a starting point for creating ATM test patterns These templates provide complete transmission stream parameters for up to four transmission streams This s...

Page 174: ...c Template You can load a traffic template using one of these methods With traffic only With traffic and header If you load a template with traffic only the Load Temp trfc only option the OC3port Plus defines the traffic for you by setting the payload and rate parameters You need to supply the appropriate header information This method is useful when you have a specific circuit that you want to te...

Page 175: ...ove the Load Temp trfc only option or the Load Temp trfc hdr option to the selection line For example ATM SELECTIONS ATM Options Load Temp trfc only Load Temp trfc hdr za128f eps 3 Press ENTER The TEMPLATES submenu is displayed TEMPLATES 1 20 SPREAD 2 RAMPDOWN za129f eps 4 Press the Down Arrow key to move the template you want to load to the selection line 5 Then press ENTER When the template is l...

Page 176: ... loads the traffic pattern defined for the selected template While the pattern is being loaded you see this display LOADING SELECTED TRAFFIC PATTERN za131f eps After the pattern is loaded the OC3port Plus displays results to you on the ATM result displays Following is an example of ATM cell counts for Streams 5 8 TX STR5 3 30E 08 Cnt TX STR6 2 59E 08 Cnt TX STR7 86758910 Cnt TX STR8 44361596 Cnt z...

Page 177: ... key to move the Setup XMIT Streams option to the selection line Then press ENTER The setup menu for one of the eight transmit streams is displayed 4 Press the Left or Right Arrow key to display the transmit stream you want to modify 5 Press the Down Arrow key to move the option you want to change to the selection line Then press the EDIT key and supply the desired value When you finish press ENTE...

Page 178: ...d and stored in memory The cycle of transmission and detection is repeated continuously until the user stops the test by selecting another OC3port Plus operation This section shows you how to set up and run a Cell Loss test Setting Up a Cell Loss Test To set up a Cell Loss test complete the following steps 1 Press the ATM key The ATM SELECTIONS menu is displayed 2 Press the Down Arrow key to move ...

Page 179: ...arameters Note TRANSMIT STREAM 1 must be configured correctly because it is the source of the Cell Loss test stream 6 Press the ATM key to return to the ATM SELECTIONS menu Then press the Down Arrow key to move the Quality of Service option to the selection line ATM SELECTIONS Cell Capture Quality of Service OAM Transmit za133f eps 7 Press ENTER The QUALITY OF SERVICE submenu is displayed QUALITY ...

Page 180: ...nsmission The values of this parameter range from 0 1 to 300 seconds The default value is 5 0 seconds 11 Press the EDIT key to enter Edit mode and supply the desired value for the Duration parameter Press ENTER when you are done to save the change 12 Press the Down Arrow key to move the RT Delay option to the selection line This parameter sets the maximum amount of time that the OC3port Plus shoul...

Page 181: ...s even if it detects no cell loss If you select OFF the OC3port Plus stores only those records that contain cell loss errors The OC3port Plus is now set up to run a Cell Loss test Running a Cell Loss Test To start a Cell Loss test follow these steps 1 Press the ATM key The ATM SELECTIONS menu is displayed 2 Press the Down Arrow key to move the Quality of Service option to the selection line Then p...

Page 182: ...cells called a trigger from one OC3port Plus acting as a master through the network to a second OC3port Plus functioning as a slave When the slave unit receives the trigger it verifies that the number of cells it received matches the number of cells it expected When a match occurs the slave unit responds by transmitting a burst of cells back through the network On the other end the master unit rec...

Page 183: ...ON LOS ATM CELL LOCK SECTION LOF ALARMS SECTION OOF PATTERN ERROR INSERT LINE FERF LOOPBACK POWER LINE AIS PATH FERF PATH AIS PATH YELLOW PATH LOSS OF POINTER CURRENT In In Out In Out Out DUT Master Unit Slave Unit Out In za138f eps Figure 6 1 Remote Cell Loss test connections The following sections give you instructions on setting up and starting a Remote Cell Loss test Setting Up a Remote Cell L...

Page 184: ...ells received with number of cells expected RECEIVE FILTER 2 Receives trigger TRANSMIT STREAM 2 Contains expected trigger cell count TRANSMIT STREAM 1 Transmits burst of cells to master Slave Unit VPI 1 VCI 1 VPI 1 VCI 1 VPI 2 VCI 2 VPI 2 VCI 2 za139f eps Figure 6 2 Remote Cell Loss Testing To set up the OC3port Plus this test you need to program both units The following sections give you step by ...

Page 185: ...splayed 4 Press the Right Arrow key to display the setup menu for TRANSMIT STREAM 2 5 Press the Down Arrow key to move the SOURCE option to the selection line Then press the Left or Right Arrow key to change the setting to CBR TRANSMIT STREAM 2 NAME XMITHDR_2 SOURCE CBR VPI 0000 za141f eps 6 Press the Down Arrow key to move the VPI option to the selection line Then press the EDIT key and enter a v...

Page 186: ... the change 9 Press the Down Arrow key to move the MBS Maximum Burst Size option to the selection line TRANSMIT STREAM 2 SCR 000000 00 MBPS MBS 0010 Cells CDV LIM 020 00 Cls za142f eps This option determines the number of cells the master sends to the slave unit as a trigger 10 Press the EDIT key and enter a value for the MBS option Press ENTER when you finish to save the change The master unit is...

Page 187: ...d SCR in Chapter 5 3 Press the EDIT key and enter a value for the PCR option Press ENTER when you finish to save the change The master unit is now configured with the number of cells to expect from the slave unit Step 3 Identify the address of the cell transmission from the slave unit 1 Press the ATM key The ATM SELECTIONS menu is displayed 2 Press the Up Arrow key to move the Setup RX Filtrs opti...

Page 188: ...pecify the length of time to wait for cells from the slave unit and the duration of the cell transmission 1 Press the ATM key You return to the ATM SELECTIONS menu 2 Press the Down Arrow key to move the Quality of Service option to the selection line Press ENTER The QUALITY OF SERVICE submenu is displayed QUALITY OF SERVICE Cell Loss 1Pt Cel Dly Var 1 za134f eps 3 Make sure that the Cell Loss opti...

Page 189: ...it waits to receive cells back from the slave unit Notes The amount of time the master unit waits begins when it sends the initial trigger to the slave unit and ends when it receives the cells sent from the slave unit When setting the RT Delay value you need to take into consideration the time for the initial transmission the trigger the slave unit s receipt of the trigger and the slave unit s tra...

Page 190: ...ltrs option to the selection line Then press ENTER The submenu RECEIVE FILTER 1 is displayed 3 Press the Left or Right Arrow key to display the submenu for RECEIVE FILTER 2 RECEIVE FILTER 2 or for Change NAME FILTER_2_ LOAD TX HDR TX1 za146f eps 4 Press the Down Arrow key to move the VPI option to the selection line Then press the EDIT key and change the VPI to the same value you used when you set...

Page 191: ...T STREAM 1 on the master unit Press ENTER when you finish to save the change Note The default form for expressing the PCR value is in megabits per second MBS You can change the form to a percent BW or cells per second CPS For information on how to do this see Changing the Form for the PCR and SCR in Chapter 5 6 Press the Down Arrow key to move the MBS option to the selection line TRANSMIT STREAM 2...

Page 192: ...M 1 NAME XMITHDR_1 SOURCE CBR VPI 0000 za068f eps 5 Press Down Arrow key to move the VPI option to the selection line 6 Press the EDIT key to enter Edit mode and supply a value for this option 7 Press ENTER to save the change Continue in this manner until the entire header VPI VCI PT CLP and GFC options is set up making sure that you press ENTER after you specify a value for each parameter You hav...

Page 193: ...enu is displayed QUALITY OF SERVICE Cell Loss 1Pt Cel Dly Var 1 za134f eps 3 Make sure that the Cell Loss option is on the selection line Then press ENTER The CELL LOSS submenu is displayed CELL LOSS Start Cell Loss STD Setup Cell Loss za135f eps 4 Press the Down Arrow key to move the Setup Cell Loss option to the selection line Then press ENTER The CELL LOSS PARAMETERS submenu is displayed CELL L...

Page 194: ...aster unit waits begins when it sends the initial trigger to the slave unit and ends when it receives the cells sent from the slave unit When setting the RT Delay value you need to take into consideration the time for the initial transmission the trigger the slave unit s receipt of the trigger and the slave unit s transmission of cells back to the master unit Because of inherent delays in this pro...

Page 195: ...OSS Start Cell Loss STD Setup Cell Loss za135f eps 4 Make sure that the Start Cell Loss option is on the selection line Then do one of the following a If the tester you are programming is the slave unit press the Left or Right Arrow key to change the setting to SLV Press ENTER Then go to Step 1 and complete this entire procedure again on the master unit b If the tester you are programming is the m...

Page 196: ... The elapsed test time RECORD The number of result records stored CELLS SENT The total number of test cells transmitted Exiting and Returning to a Test in Progress To exit a test that is currently running press any key except the START STOP and EDIT keys while you are viewing test results on the LCD You immediately exit the test in progress However the test continues to run in the background To re...

Page 197: ...l time which is the inverse of the PCR and a resultant one point CDV value is derived If the result is positive the cells sampled arrived early which indicates clumping and possible excessive usage above the contract rate by the transmit source After each analysis of the buffer s contents the buffer is emptied and allowed to re fill so that the test can continue Setting Up a 1 point CDV Test Note ...

Page 198: ...ress the Left or Right Arrow key to display the receive filter you want to use Then program the receive filter with the desired header 5 Press the ATM key to re display the ATM SELECTIONS menu 6 Press the Down Arrow key to move the Quality of Service option to the selection line Then press ENTER The QUALITY OF SERVICE submenu is displayed 7 Press the Down Arrow key to move the Set CDV PCR value op...

Page 199: ...en you finish press ENTER to save the change You have completed the setup for a 1 point CDV test Running a 1 point CDV Test To run a 1 point CDV test 1 Press the ATM key The ATM SELECTIONS menu is displayed 2 Make sure that the Quality of Service option is on the selection line Then press ENTER The QUALITY OF SERVICE submenu is displayed 3 Press the Down Arrow key to move the 1PT Cel Dly Var optio...

Page 200: ...processing test results PROCESSING or stopped STOPPED Line 3 Provides the maximum one point CDV in units of cell times since the test began Line 4 Displays the elapsed test time in days hours minutes seconds format 6 Press ENTER to exit the result display Note Unlike the Cell Loss Test you cannot exit a Cell Delay Variation test result display and let the test run in the background while you perfo...

Page 201: ...n of this test depends on the transmit stream definitions selected when the test is run If for example TRANSMIT STREAM 3 is used to perform the test only cells that have headers matching this stream are analyzed To set up the OC3port Plus to perform a 2 point CDV test complete these steps 1 Press the ATM key The ATM SELECTIONS menu is displayed 2 Press the Down Arrow key to move the Setup XMIT Str...

Page 202: ...w key to move the 2Pt Cel Dly Var option to the selection line QUALITY OF SERVICE 1Pt Cel Dly Var 1 2Pt Cel Dly Var 1 Cell Xfer Delay za153f eps This option has eight settings 1 8 which respectively represent the eight available transmission streams 4 Press the Left or Right Arrow key to select the desired transmission stream Then press ENTER The Cell Delay Variation Test begins You see the LOADIN...

Page 203: ...herefore if you want to exit the result display you must stop the test To do this press ENTER The test ends immediately Line 2 the status line displays this message STOPPED You can now press any key to perform any other operations Cell Transfer Delay Test This test enables you to measure transit delays as cells are sent across a network In this test the OC3port Plus transmits cells marking them wi...

Page 204: ...Press the Left or Right Arrow key to display the transmit stream that you want to configure Note The operation of this test depends on the transmit stream definitions selected when the test is run If for example TRANSMIT STREAM 3 is used to perform the test only cells that have headers matching this stream are analyzed 4 Press the Down Arrow key to move the header and traffic parameters that you w...

Page 205: ...T CELL DELAY VAR STATUS PROCESSING PEAK TO PEAK CDV 0 09ct za154f eps This option has eight settings 1 8 which respectively represent the eight available transmission streams 4 Press the Left or Right Arrow key to select the desired transmission stream Then press ENTER The Cell Transfer Delay Test begins You see the LOADING SELECTED TRAFFIC PATTERN message on the LCD After loading the requested tr...

Page 206: ...e 4 Provides the minimum and maximum transfer delays in microseconds us seen since the test began Exiting a Cell Transfer Delay in Progress Test Unlike the Cell Loss test you cannot exit a Cell Transfer Delay test result display and let the test run in the background while you perform other OC3port Plus tasks The Cell Transfer Delay test requires all of the processing power of the OC3port Plus the...

Page 207: ...T test uses RECEIVE FILTER 1 and the BERT test pattern to check the incoming signal Before you can successfully run a BERT test you need to make sure that you do the following Set the PAYLOAD option of any transmission streams involved to BERT Make sure that RECEIVE FILTER 1 s header matches the header of the transmission stream carrying the BERT payload Only ATM cell streams that match RECEIVE FI...

Page 208: ...own Arrow key to move the Setup Error Inj option to the selection line This option sets the BERT injection error rate Errors are injected based on your selection of one of three options OFF E 3 and E 6 Press the Left or Right Arrow key to display the desired injection error rate Note Even if you select OFF which means no errors you can still inject individual errors during the BERT test See Runnin...

Page 209: ...d E 3 Inserts errors at a 1 0E 3 rate which is roughly one bit pattern error every thousand bits E 6 Inserts errors at a 1 0E 6 rate which is roughly one bit pattern error every million bits Creating Your Own BERT Test Pattern One of the settings for the Select BERT Pat option is the user definable pattern named USR If you select this setting a pop up menu displays which allows you to set the exac...

Page 210: ...Up or Down Arrow key to select a value for the first position in the User Edit field Then press the Right Arrow key to move to the second position Continue pressing the arrow keys in this manner until all of your selections are made Then press ENTER The tester stores the pattern you created This is the pattern that the OC3port Plus uses when you run a BERT test Running an ATM BERT Test To run an A...

Page 211: ...econds with one or more errors THSEC Threshold seconds The number of seconds in which the number of errors exceeded the threshold value OOF ATM BERT synchronization out of frame condition ET Elapsed time since the test began running Injecting Individual BERT Errors To inject individual bit errors into BERT payloads press the ENTER key during the BERT test Each press of the ENTER key cause one bit ...

Page 212: ... Plus to send an IP message complete these steps 1 Press the AUTO key The AUTO SELECTIONS menu is displayed 2 Make sure that the IP Ping option is on the selection line Then press ENTER The IP PING submenu is displayed IP PING IP Ping Test 1 IP Ping Responder za162f eps 3 Press the Down Arrow key to move the IP Addresses option to the selection line Then press ENTER You see the IP ADDRESS TABLE me...

Page 213: ... address in the IP address table corresponds to the OC3port Plus which is the source or sender of the message The settings for this option range from 1 to 8 which respectively correspond to the eight address listed in the IP ADDRESS TABLE 8 Press the Left or Right Arrow key to select the setting that matches the address in the IP ADDRESS TABLE corresponding to the OC3port Plus 9 Press the Down Arr...

Page 214: ... Determines how long the OC3port Plus waits for the destination address to respond to an IP message If no response is received within the specified time period you may have to increase the value for Timeout If no response is received within a reasonable amount of time for the network under test you can assume that the device is not connected 12 Press the EDIT key to enter Edit mode and change the ...

Page 215: ...sired header information Note The OC3port Plus uses the VPI VCI specified for TRANSMIT STREAM 1 to transmit IP Ping messages and to monitor responses to those messages Therefore for the OC3port Plus to detect a response from the device under test that response must be sent back to the tester on the same VPI VCI 17 Press the ATM key again You return to the ATM SELECTIONS menu 18 Press the Down Arro...

Page 216: ...MIT STREAM 1 The destination device s return message must be sent back to the OC3port Plus on this same VPI VCI for the tester to receive the response 1 Press the AUTO key The AUTO SELECTIONS menu is displayed 2 Make sure that the IP Ping option is on the selection line Then press ENTER The IP PING submenu is displayed For example IP PING IP Ping Test 1 IP Ping Responder za162f eps 3 Make sure tha...

Page 217: ...70f eps This display updates you on the progress of the test It provides the following information Line 1 Name of the test Line 2 IP address of destination device Line 3 Response status of the destination device If there is no response you get this message NOT RESPONDING If a connection is made you get this message IS ALIVE Line 4 Number of messages sent and number of responses received 6 Press EN...

Page 218: ...on is on the selection line Then press ENTER The IP PING submenu is displayed 4 Press the Down Arrow key to move the Source IP Addr option to the selection line This option identifies which address in the IP address table corresponds to the OC3port Plus The settings for this option range from 1 to 8 which respectively correspond to the eight addresses listed in the IP ADDRESS TABLE 5 Press the Lef...

Page 219: ...isplay indicates that the OC3port Plus is in receiver mode COLLECTING waiting to receive an IP message It also indicates the number of times the OC3port Plus has received a message REPLIES SENT and the address ADDR from which the message was received 8 Press ENTER to exit receiver mode Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com ...

Page 220: ...Appendixes Appendix Title Page A Applications A 1 B OC3port Plus ATM Transmission B 1 C Glossary C 1 Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com ...

Page 221: ...Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com ...

Page 222: ...quipment that receives traffic that it believes is in violation of an established traffic contract can mark the offending cells by setting their CLP bit to 1 The ATM equipment that receives traffic that it believes is in violation of an established traffic contract can drop the offending cells This section describes these two methods and how you can set up the OC3port Plus to use them to test a po...

Page 223: ...turn circuit on header B for the transmission stream that you set up in Step 1 Set the CLP bit to 1 4 Run the Cell Loss test Occasionally you will see cells dropped as the transmission steam randomly breaches the traffic contract Determining Effects of High Traffic Rates on Transmission One way of determining the effect that high traffic rates have on a payload s transmission capability is to prog...

Page 224: ...s must be selected Appendix B describes these transmission sources and provides examples of their use CBR Constant Bit Rate Transmission A CBR transmission source generates ATM cells periodically at a rate equal to the Peak Cell Rate PCR It is the simplest type of transmission source available and is used to effectively simulate the transmission of CBR type services such as DS3 and DS1 through an ...

Page 225: ...ream the CDV LIM parameter guarantees that the cells which are adjusted for slotting and contention are never spaced more closely than 1 PCR CDV LIM For example a CDV LIM set to 2 0 cells and a PCR set to 45 Mbits guarantees cells that on average are spaced 9 42 microseconds apart but that may be separated by as little as 3 76 microseconds 9 42 2 2 83 Results If you set up a small number of CBR st...

Page 226: ...neous bandwidth plotted against time In addition each graph presents the average bandwidth used by each individual transmission stream Example 1 A 37 44 MBPS 25 CBR source configured as follows PCR 1 47 SCR SIW RSX QEXXIV MBS SIW RSX QEXXIV CDV LIM PW HIJEYPX Shaper ON default Stream 1 Average 37 44 za173f eps Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg ...

Page 227: ...algorithms at their limits The OC3port Plus when configured for VBR BURST generates a cell stream that has three distinct segments Stress segment A burst of cells which are equal in length to the count specified by the MBS parameter are transmitted at the PCR rate This fills the leaky bucket as defined in the ATM Forum implementation agreements to the maximum level acceptable by the ATM policing a...

Page 228: ...ission queue that repeats after its cells are transmitted care must be taken to allow enough time for the drain segment to occur The OC3port Plus will display a warning when the combination of parameters cannot be met Results If you have a test device that can plot the cell arrivals of an individual cell stream you can see all three segments of the VBR BURST transmission as illustrated in the exam...

Page 229: ...V Stream 1 Average 9 71 za175f eps Notice that the transmission rate runs at Mbps for a very short time equivalent to 10 cells being transmitted Then the transmission rate runs at 5 0 Mbps to drain the bucket and returns to the SCR for the rest of the transmission queue The queue then immediately restarts with a high burst Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE w...

Page 230: ...actual cell transmissions Notice how the OC3port Plus transmits a 10 cell burst in the beginning and then quickly scales back to half the SCR rate or 5 Mbps This shape simulates the worst case burst allowed by the defined traffic parameters Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com ...

Page 231: ...e 9 66 Stream 2 Average 4 54 za177f eps Notice that both VBR BURST transmissions work as programmed Stream 1 has a much higher burst for a shorter duration Stream 2 has a lower burst for a longer duration Note that a longer drain period is required before Stream 2 returns to the SCR rate The x s indicate actual cell transmissions Artisan Technology Group Quality Instrumentation Guaranteed 888 88 S...

Page 232: ...ustained Cell Rate SCR but has an instantaneous arrival rate that is random and varies around the SCR with a Poisson distribution that is bounded by the programmed PCR A further constraint on VBR Poisson is that the maximum number of cells transmitted at the PCR rate is limited by the programmable Maximum Burst Size MBS setting This transmission source can be used to effectively emulate variable t...

Page 233: ... greater than 100 cells or so you will see an average arrival rate and bandwidth very close to the SCR setting If the instrument is capable of detecting instantaneous minimum and maximum transmission rates you will see a stream that varies around the SCR setting If you capture a group of VBR Poisson cells that have been transmitted with the Shaper off you will see cell inter arrival times that are...

Page 234: ...r Rate Testing A test which entails analyzing a received signal s payload pattern and comparing it with a specified test pattern Any discrepancies between the received pattern and the test pattern are reported as bit errors BIP 8 Acronym for Bit Interleaved Parity 8 Bit An error monitoring scheme whereby an 8 bit code provides parity over a certain part of a signal bit error rate The number of err...

Page 235: ...r device under test E S Acronym for errors per second end of menu bar On the OC3port Plus menus the dashed line that appears after the last item on a menu and indicates that you are at the bottom of a menu error rate The number of errors per second errored second A second in which at least one defect or error occurred FEBE Acronym for Far End Block Error FERF Acronym for Far End Receive Failure FM...

Page 236: ...ion bits per second MBS Maximum Burst Size The maximum number of cells that can be transmitted consecutively at the rate defined by the PCR NNI Acronym for Network to Network Interface An interface between two public carriers such as a local carrier and a long distance carrier OC3 Acronym for Optical Carrier 3 A SONET optical signal that runs at a rate of 155 Mbps overhead That portion of a cell o...

Page 237: ...rtain traffic record statistics based upon specific header values SCR Acronym for Sustained Cell Rate The average number of cells that can be transmitted on a given virtual channel scrambling A method whereby the bits are pseudo randomly mixed to provide for easier clock recovery and recovery of data Used to guarantee a higher ones density and no false triggering of alarms SDH Acronym for Synchron...

Page 238: ...nerate ATM traffic Allows the user to set up cell transmission parameters that fully describe the ATM traffic generated by the OC3port Plus These parameters include address designations cell loss priority and bandwidth to name a few unassigned cell In ATM a cell containing no information that is inserted into the data stream and used as filler for bandwidth or a place holder An unassigned cell has...

Page 239: ...OC3port Plus Users Manual C 6 Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com ...

Page 240: ...ipment policing algorithms A 1 HCS errors correcting 5 21 header types 5 22 header checking 5 20 ILMI cells capturing 6 22 NNI 5 22 OAM cells capturing 6 28 receive filter setup parameters 5 6 receive filter configuring 5 3 receive filters monitoring with 6 9 result displays understanding 6 10 scanning circuits for activity 6 34 scans automatic 6 34 scrambling payloads 5 19 transmission templates ...

Page 241: ...t 6 75 results understanding 6 75 running 6 74 setting up 6 73 cell transmission stream configuring 5 7 configuring more than one 5 17 setup parameters list of 5 15 CELLD 4 21 cells ATM correcting header checksum errors 5 21 payload scrambling 5 19 type to use as background traffic 5 22 UNI vs NNI cell structure 5 24 charging the battery 3 16 CHECK SUM parameter 5 9 checking incoming header 5 20 c...

Page 242: ...raming format changing 4 3 FST setting 6 37 G General Info option 3 17 GFC NNI header scheme and 5 22 transmission stream parameter 5 9 H hazards 1 10 HCS errors correcting 5 21 Header Type option 5 24 5 25 header checking 5 20 HEC 5 20 I IDL setting 5 22 idle cell 5 22 ILMI cells capturing 6 22 IN OUT connectors 2 4 INJECT BERT ERR message 6 80 input signals scanning 6 34 Insert Errors option 4 1...

Page 243: ...EM setting 3 21 MEMORY key 3 18 menus 2 12 accessing 2 13 arrow keys 2 14 arrow keys using 2 14 changing scrolling direction 3 4 colon after item meaning of 2 13 end of menu bar 2 13 exiting 2 18 scrolling through 2 14 selection line 2 13 submenus accessing 2 17 top of menu bar 2 13 messages INJECT BERT ERR 6 80 LASER OFF 3 13 3 14 LOW BATTERY 3 16 NO RECORDS COLLECTED 3 23 RECORD SAVED 3 18 TEMPL...

Page 244: ...it 3 15 scrolling direction changing 3 4 serial interface configuring 3 28 serial number locating 3 17 software version number locating 3 17 specifications 1 7 status LEDs 2 7 submenus accessing 2 17 transmission stream configuring 5 7 turning on or off 3 12 warnings 1 10 2 4 ON OFF key 3 12 operating restrictions 1 10 OPTIONS key 3 4 options changing the setting of 2 15 P Parameter Set option 3 9...

Page 245: ...on 3 28 S safety precautions 1 10 S bit values changing 4 5 scanning input signals 6 34 SCR VBR BURST B 5 scrambling payloads 5 19 Scroll Method option 3 4 scrolling behavior changing 3 4 scrolling through menus 2 14 scrolling changing default method 3 4 SDH errors inserting 4 15 SDH compliance 4 3 Select BERT Pat option 6 77 6 78 Select Period option 3 20 selection line 2 13 self tests turning of...

Page 246: ...hanging 4 11 transmit clock source setting 4 9 STS 3c STM 1 Errors Description of 4 16 STS 3c STM 1 Measurement Results 4 15 submenus accessing 2 17 exiting 2 18 system control keys 2 10 T technical support 1 11 TEMPLATE LOADED message 6 44 test panel 2 3 test results automatic storage of 3 19 deleting from storage 3 24 displaying those in storage 3 22 printing 3 29 storage limitations 3 18 storin...

Page 247: ...2 B 4 VBR Poisson transmission source 5 12 configuring 5 18 description of B 9 VCI MAX 6 35 VCI MIN 6 35 VCI parameter 5 9 VPI address ranges 5 24 UNI NNI differences in 5 22 VPI MAX 6 35 VPI MIN 6 35 W warning buzzer 3 5 warnings 1 10 2 4 3 9 3 15 WIN setting 3 4 X XMIT CLK Source option 4 9 Y yellow LED 2 8 Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg c...

Page 248: ...l service in house repair center WE BUY USED EQUIPMENT Sell your excess underutilized and idle used equipment We also offer credit for buy backs and trade ins www artisantg com WeBuyEquipment REMOTE INSPECTION Remotely inspect equipment before purchasing with our interactive website at www instraview com LOOKING FOR MORE INFORMATION Visit us on the web at www artisantg com for more information on ...

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