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XtendLan XL-GDB series User’s Guide

APPENDIX D: Loopback Illustration

Содержание XL-GDB101V

Страница 1: ...GDB101S RS 449 EIA 530 over 2 wire G SHDSL XL GDB101F Ethernet over 2 wire G SHDSL XL GDB101E E1 over 2 wire G SHDSL XL GDB102E E1 over 4 wire G SHDSL XL GDB101T T1 over 2 wire G SHDSL XL GDB102T T1 over 4 wire G SHDSL This Manual is for S W ver 3 14 or above Manual version 1 01 ...

Страница 2: ... requiring bandwidths from 192kbps to 2 3Mbps G SHDSL is poised for the best cost effective solution for business based applications such as Internet access and remote LAN access By adapting G SHDSL Small to Medium Enterprises SME no longer afford the expensive enterprise data solutions such as T1 E1 XL GDB offers Telcom service providers the best cost effective solution for immediate implementati...

Страница 3: ... less data transport of up to 2 304 Mbps over a single pair of unconditioned copper wire Also models with 2 pair transmitions provide rates up to 4 096 Mbps The rate is automatically adjusted to synchronize at specified rates corresponding to the distance between the local and remote units For instance under the E1 transmission specification the data rate is software selectable at any of the avail...

Страница 4: ...d over the single copper pair to the line port of its associated XL GDB line interface card The XL GDB interface card then directs the data stream to the central office switch or other central office equipment for transmission to its destination Payload rate can be automatically adjusted downwards until it finds the highest speed it can sync to the remote unit thereby maximizing the rate and reach...

Страница 5: ...1024 1168 1280 1544 2048 2312 Kbps Clock Source Internal DSL or DTE The I O connectors The pin lists for the interface connectors appear in Appendix A 1 2 2 2 Ethernet Remote Bridge The XL GDB101F provides an Ethernet Remote Bridge interface The Ethernet Remote Bridge IEEE standard 802 3 802 3u provides one port connected to an Ethernet LAN running at 10 100 Mbps and the DSL port connected to the ...

Страница 6: ...is either synchronized to the network CO or recovered by the CPE The detailed features of E1 are Bit Rate Nx64Kbps 1 N 32 192 2048Kbps Frame Format UNFRAMED or Structured FRAME and selectable with FAS FAS CRC and UNFRAME mode Impedance 120 ohms 75 ohms Line Code HDB3 High Density Bipolar of Order 3 XL GDB101E working over 2 wires 1 pair XL GDB102E is able to combine 4 wires 2 pairs to extend trans...

Страница 7: ...level menu structure That function enables you to either Define or change an operating parameter of the system or display the status and alarm of the system 1 4 1 External PC Interaction The rear panel of the XL GDB includes an RS 232 port marked CID for connection to a terminal at baud rate of 9600 no parity 1 stop bit and 8 bits When performing CRC and QRSS tests from supervisory port the connec...

Страница 8: ...ocally via a VT 100 type Terminal connected to the unit through the CID port on the rear of the unit It can also be configured and managed remotely via a terminal connected to the far end XL GDB 2 3 SHDSL Transmission Today s bandwidth hungry applications such as Internet access remote LAN access teleconferencing workgroup and data sharing telecommuting and numerous varieties of digital video serv...

Страница 9: ...nd Errored Second ES DSL Sync Loss To assure proper synchronization between DSL transceivers a sync word is generated in every frame A sync loss is declared when one or more bits in five consecutive sync words are detected in error When this happens the entire second of data is considered an Unavailable Second UAS 2 4 2 History Reports Based on detected parameters the following derived performance...

Страница 10: ...anagement The XL GDB includes alarm to alert you of problem conditions on both the DSL transmission facility and the data interface On the DSL line loss of Sync will activate an alarm independent of the access interfaces Loss of Sync This alarm indicates that the facility cannot transmit data until the XL GDB can re synchronize itself This is always considered an alarm The alarm indication is show...

Страница 11: ...es The NLB is capable of control activation and deactivation by CID The received signal is sent to the loop during the NLB is activated For example if Near End Loopback is activated at STU C the direction of Near End Loopback would be like A in figure 2 1 STU C Figure 2 1 Near End Loop Back 2 8 2 Local Loopback LocalLB The local loopback capability is set up inside STU C STU R as close as possible...

Страница 12: ...Loopback PayloadLB The Remote Payload Loopback is able to be activated and deactivated through EOC via CID interfaces and is set up inside STU C STU R as close as possible to the network side interfaces The received signal is sent to network side interface For example if Remote Payload Loopback is activated at STU C the direction of Remote loopback would be like D in figure 2 4 STU C Figure 2 4 Re...

Страница 13: ...markets The following examples illustrate the variety of applications served by the XL GDB SHDSL access system These configurations are but a sampling of the many combinations of interface modules XL GDB access system interface options are continually being added and enhanced in order to provide high speed WAN access to all telecommunications and data communications environments 3 1 Far Reach Sing...

Страница 14: ...ical applications include MPEG quality video video conferencing and telecommuting and fast file transfer SHDSL V 35 Router SHDSL V 35 IP Switch Subscriber Copper Wire 3 3 Selectable Data Rates XL GDB interfaces allow software selectable data rates at selected Fractional E1 rates set from the designated central office unit The XL GDB V 35 module can be programmed for numerous Fractional E1 rates or...

Страница 15: ... be interfaced to an Ethernet LAN and used as a multiple user remote Ethernet bridge as shown in figure SHDSL Ethernet Bridge SHDSL ISP Office Ethernet Bridge Switch Hub Ethernet Router Subscriber Copper Wire Router Applications for remote Ethernet connectivity are as numerous as the use of business systems and as ubiquitous as the prevalence of LAN environments Examples include Internet Service P...

Страница 16: ...st be followed to ensure a proper installation site The installation site should have a 100V to 240V AC power receptacle for the AC adapter The installation site should provide space for adequate ventilation and cable routing reserve at least 5 inches at the rear of the unit for cables and airflow Moreover the units are designed for indoor use only 4 1 4 Installation Installing a XL GDB requires s...

Страница 17: ... cable line cable supplied for connection to telephone jack 4 1 5 Rear Panel As the following figures shown XL GDB with external AC power can be equipped with different interfaces including V 35 E1 T1 and Ethernet to meet user s needs 17 ...

Страница 18: ... can include a DSL line cable which has RJ 48 connector on one side and RJ 11 connector on the other side Appendix A lists the pin assignments for this cable 4 The XL GDB modem unit goes through an initialization and startup process during this time the LEDs will flash to indicate that system initialization is in process 5 Attach the end of the link cable to the port in the center of the rear pane...

Страница 19: ...ronized DSL Off Loop has not synchronized Flash Loop has achieved handshake On User interface is present LNK Off User interface is not present On Performing the maintenance tests TST Flash The maintenance test is being performed on the other unit Off Not performing the maintenance tests On The unit is customer premises equipment CPE Off The unit is central office equipment On The system has alarm ...

Страница 20: ...PC to configure the system and monitor status and statistics On each screen the available commands and the configurable fields are highlighted Alarm messages can be retrieved by using the supervisory CID port and show on the screen 5 1 1 Screen Definition STU C mode opration as as Central site CO STU R mode operation as Remote site CPE 20 ...

Страница 21: ...e Esc until the screen listed above show If the terminal screen is illegible presses the Esc repeatedly for bring up the main menu If all efforts fail make sure the proper cable has been used and the supervisory port parameter 9600 No parity 1 stop bit and 8 data bits settings match the terminal settings Note Press the Esc for returning to previous page and press the m M for returning to main menu...

Страница 22: ... E1 T1 LAN DSL Payload rate and PCLK and STU R is incapable of doing so if the loop is connected between STU C and STU R One way to access and set up STU R is throgh remote logon Our examples will focus more on the central site and if you have any questions or problems during the operation please call our customer service representative 5 2 1 1 Unit Menu Enter 1 for assigning the unit as the centr...

Страница 23: ...inds of combo interface card are selectable E1 T1 V 35 and E1 T1 Combo card E1 T1 V 35 combo card provides three interfaces E1 T1 and V 35 E1 T1 combo card provide two interfaces E1 and T1 In the configuration menu enter 2 to enter INTF menu in which different interfaces are seleable To change the interface key in the desired selection and hit Enter E1 T1 V 35 Combo interface screen E1 T1 Combo in...

Страница 24: ...data menu shows the current DTE data polarity either normal or inverted by placing an asterisk by the appropriate selection To change the DTE data polarity key in the desired selection and hit Enter 5 2 1 2 2 RTS request to send The RTS Request to send menu shows the current DTE RTS operation mode either permanent or normal by placing an asterisk by the appropriate selection To change the DTE RTS ...

Страница 25: ...and hit Enter 5 2 1 2 4 CLOCK The clock menu shows the current DTE clock polarity status either normal or inverted by placing an asterisk by the appropriate selection To change the DTE clock polarity key in the desired selection and hit Enter When normal is selected data from DTE is sampled using rising edge For inverted selection the sampling is using the falling edge of the clock Clock can be se...

Страница 26: ... target SNR Line probing and power Backoff Select the desired item to change DSL settings Note only STU C has the power to set up DSL 5 2 1 3 1 WORST CASE TARGET SNR You can change the SNR Target Margin by enter your desired number range from 10 21 and press ENTER to save your setting when you want to suit this screen 26 ...

Страница 27: ... Line Probing function 5 2 1 3 3 POWER BACKOFF When the line probing is enable In the power back off menu you can select 1 AUTO or 2 Manual to execute the power Backoff function If you choose the MANUAL to configure the range of power Backoff the MANUAL screen will appear so that you can set the power back off from 0 30 db After your configuration press 27 ...

Страница 28: ...gon from STU C which shows as follows 5 2 1 4 TRANSMISSION Mode Menu The Transmission mode screen only apprears in the STU R Please use remote logon to access STU R and then enter DSL menu to set up transmission mode When transmission mode screen appears Annex A and Annex B is available to select key in 1 to select Annex A or 2 to select Annex B Press Enter to submit your setting and press ESC to ...

Страница 29: ...ce is set at the STU C Central Site only After configuration the SHDSL system will use the line rate which has been requested by user User can select the desired rate by using or and then pressing the Enter key to complete the setting The following screen show how to configure the max rate 29 ...

Страница 30: ...TE configuration it s the same with MAX RATE configuration 5 2 1 6 PCLK The PCLK Primary clock menu is used to configure the primary clock source it shows the current clock source as either internal DTE port or DSL by placing an asterisk by the appropriate selection To change the selection key in the desired selection and hit Enter Note only STU C has the power to set up PCLK 30 ...

Страница 31: ...y The screen above shows that the configuration is saved 5 2 1 7 Recall Menu RECALL menu is used to recall the user stored configuration by press appropriate selection and hitting the Enter key The screen above shows that the configuration has been restored Recall user stored configuration will not change the unit selection therefore a STU C unit will not change to STU R unit after configuration r...

Страница 32: ...not change to STU R unit 5 2 2 Surveillance Menu The Surveillance menu consists of three groups of commands Alarm PM Performance and Status The alarm menu will enable user to gather information about current alarm state of the SHDSL units and also past alarm history The PM menu allows the user to monitor the system s performance in real time basis and past performance recorded in 96 intervals with...

Страница 33: ...history is used to track the occurrence of alarm and when it was cleared for a maximum of 64 entries The entries are recorded onto the history buffer according to the time of occurrence It is recommended that the date and time in Miscellaneous menu is set to the correct time after each time power is applied in order to make the alarm history more meaningful For more details about the alarm types p...

Страница 34: ...re details about the explanations of the alarm types please refer to Appendix B The state column indicates the current state of the alarm and the count column indicates the number of times this alarm has happened 5 2 2 1 3 Clear Menu The clear menu is used to clear both history and current alarm queue Press ESC or ENTER to return to Alarm menu 34 ...

Страница 35: ... alarm count register When the PM counters values is greater than the set threshold an alarm will occur For detailed information about the alarm types please refer to Appendix B 5 2 2 1 4 1 DSL Threshold In the screen of DSL Threshold menu four categories of DSL threshold are listed 15MIN 1DAY SNR and ATTEBUATION which will be introduced explicitly in the following sections 35 ...

Страница 36: ...in the 15 minutes duration The following screens show how to set the 15 minutes UAS SES and ES threshold 5 2 2 1 4 1 1 1 15 minutes UAS You can enter the your desired value to set the 15 minutes UAS threshold from 0 to 900 and 0 disable the 15 minutes UAS threshold After finishing your setting press ENTER to quit this screen and save your setting or press ESC to quit without saving your setting 36...

Страница 37: ... your setting press ENTER to quit this screen and save your setting or press ESC to quit without saving your setting 5 2 2 1 4 1 1 3 15 minutes ES In the 15 minutes ES errored seconds screen ES threshold could be configured by entering 0 to 900 whereas 0 means disable ES threshold After finishing your setting press ENTER to quit this screen and save your setting or press ESC to quit without saving...

Страница 38: ...on could be configured by entering a specified item from 1 to 3 The following screens show how to set the 1 DAY UAS SES and ES threshold 5 2 2 1 4 1 2 1 1 DAY UAS You can enter the your desired vlaue to set the 1 Day UAS threshold from 0 to 86400 After finishing your setting press ENTER to quit this screen and save your setting or press ESC to quit without saving your setting 38 ...

Страница 39: ...hing your setting press ENTER to quit this screen and save your setting or press ESC to suit without saving your setting 5 2 2 1 4 1 2 3 1 DAY ES In the 1 Day ES errored seconds screen ES threshold could be configured by entering from 0 to 86400 After finishing your setting press ENTER to suit this screen and save your setting or press ESC to quit without saving your setting 39 ...

Страница 40: ...our setting press ENTER to quit this screen and save your setting or press ESC to quit without saving your setting 5 2 2 1 4 1 4 ATENUATION In the ATTENUATION screen attenuation threshold could be configured by entering 0 to 127 whereas 0 means attenuation threshold off After finishing your setting press ENTER to quit this screen and save your setting or press ESC to quit without saving your setti...

Страница 41: ...s DSL and CLEAR To show the PM interval counters press 1 and hit Enter CLEAR will erase all PM intervals and counters 5 2 2 2 1 DSL Menu The DSL PM menu consists of Current 15 minutes 900 seconds Current 1 Day Previous 96 intervals of 15 minutes Previous 1 Day and total performance monitoring counters 41 ...

Страница 42: ...ailable LOSWS is the Loss of Synchronization Second For more detailed explanation about the acronyms please refer to Appendix B 5 2 2 2 1 2 Current 1 Day Menu The values shown are the total for the 96 previous 15 minutes counter values Unavailable Seconds UAS are calculated by counting the number of seconds that the interface is unavailable within 1 Day LOSWS is the Loss of Synchronization Seconds...

Страница 43: ... For more detailed explanation about the acronyms listed please refer to Appendix B 5 2 2 2 1 4 Previous 1 Day Menu The values shown are the total for the 96 current 15 minutes counter values Unavailable Seconds UAS are calculated by counting the number of seconds that the interface is unavailable within 1 Day For more detailed explanation about the acronyms please refer to Appendix B 43 ...

Страница 44: ...r CRC Cyclic Redundancy Check ES Errored Seconds SES Serious Errored Seconds and UAS Unavailable Seconds Press ESC to quit this screen 5 2 2 2 2 Clear Menu The clear menu is used to clear all PM buffers including Current 15M Current 1DAY Previous 15M Previous 1 DAY and TOTAL buffers Click on Enter or ESC to return to PM menu screen 44 ...

Страница 45: ...5 2 2 3 Status Menu Status screen shows the current status of XL GDB standalone Click on CR Enter to browse next page or ESC to exit status menu Page 1 In the page2 Threshold maintenance and status value are displayed separately Page 2 45 ...

Страница 46: ...udo Random Bit Stream and SELFTEST Those items will be explained in detail below 5 2 3 1 Loopback Menu The screen is used to control the local SHDSL equipement s network interface loopback tests Two kinds of loopback is selectable the direction of loopback toward Local site or remote site They will be explaned in detail below 46 ...

Страница 47: ... Disable 2 NearEndLB 3 LocalLB 4 RemoteLB 5 PayloadLB 6 V54LB Note V54 function in configuration menu must be pre configured as enable if to proceed V54LB test For E1 T1 and Ethernet interfaces users can only activate five loopbacks where V54LB is not avaiable 1 Disable 2 NearEndLB 3 LocalLB 4 RemoteLB 5 PayloadLB For more detailed description about Loopback please refer to 2 8 Diagnostics or Appe...

Страница 48: ...roceed V54LB test For E1 T1 and Ethernet interfaces users can only activate five loopbacks where V54LB is not available 1 Disable 2 NearEndLB 3 LocalLB 4 RemoteLB 5 PayloadLB For more detailed description about Loopback please refer to 2 8 Diagnostics or Appenidix D Loopback Illustration 5 2 3 1 3 PRBS Menu For each STU C and STU R the built in PRBS pseudo random binary sequence generation and det...

Страница 49: ...ves incorrect PRBS test code Clicking on E will result in injecting 1 error bit to test The Bit Error Count will be cleared by Clicking on R ReSync 5 2 3 1 4 SELFTEST will result in injecting 1 error bit to test The Bit Error Count will be cleared by Clicking on R ReSync 5 2 4 Miscellaneous To select the Miscellaneous options press 4 in the main menu and hit Enter The menu for STU R is the same as...

Страница 50: ...te menu shows the current date and time as shown above The corresponding is MM for month DD for day YY for year hh for hour mm for minute and ss for second This option must be concluded by Enter to save the changes The date is the same for STU C and STU R and can only be changed on the STU C unit To change the date one will have to remote logon to STU C unit to make the changes 50 ...

Страница 51: ...port s ability to change configuration and maintenance can be disabled by selecting LOCK MENU to on With locked ON user still can operate to obtain the configuration information and status from surveillance menu To disable LOCK function user must enter a password 5 2 4 3 Change Password Menu Using this screen can change password The old password will be prompted once along with the new password en...

Страница 52: ...ge the ID one will have to remote logon to STU C unit to make the changes 5 2 5 Remote Logon To control the remote logon menu key in the desired selection and hit Enter The remote logon is STU C s previlige and used to control the STU R on the other end of the DSL connection Once the remote logon is turned on the users will have access to STU R s configuration and urveillance selections All other ...

Страница 53: ...e for the XL GDB101F with an Ethernet interface STU C CENTRAL SITE STU R REMOTE SITE For more detail information please refer to section 5 2 Main Menu V 35 5 3 1 Configuration Menu For more detail information please refer to section 5 2 1 Configuration Menu STU C CENTRAL SITE STU R REMOTE SITE 53 ...

Страница 54: ...formation 5 3 1 4 Primary Clock Menu PCLK The Primary clock menu is used to configure the primary clock source it shows the current clock source as internal the INT ports DTE or DSL by placing an asterisk by the appropriate selection To change the selection key in the desired selection and hit Enter 5 3 1 5 Backup Menu Please refer to section 5 2 1 7 Backup Menu for details 5 3 1 6 Recall Menu 54 ...

Страница 55: ... 5 3 2 1 4 Threshold Menu Please refer to section 5 2 2 1 4 Threshold Menu for detail information 5 3 2 2 Performance Monitor Menu Please refer to section 5 2 2 2 Performance Monitor Menu for all the details 5 3 2 2 1 DSL Menu Please refer to section 5 2 2 2 1 DSL Menu for all the details 5 3 2 2 1 1 Current 15M Menu Please refer to section 5 2 2 2 1 1 Current 15M Menu for details Furthermore see ...

Страница 56: ...u Please refer to section 5 2 2 3 Status Menu for detail information Page 1 Page 2 5 3 3 Maintenance Menu This menu consists of the maintenance loopback functions Refer to section 5 2 3 Maintenance Menu for detail information 5 3 3 1 Local Loopback Menu 56 ...

Страница 57: ... detail information 5 3 4 1 Date Menu Refer to section 5 2 4 1 Date Menu for detail information 5 3 4 2 Lock Menu Refer to section 5 2 4 2 Lock Menu for detail information 5 3 4 3 Change Password Menu Refer to section 5 2 4 3 Change Password Menu for details 5 3 4 4 Change ID Menu Refer to section 5 2 4 4 Change ID Menu for detail information 5 3 5 Remote Logon Refer to section 5 2 5 Remote Logon ...

Страница 58: ... 5 4 Main Menu E1 Interface Following is the menu structure for the XL GDB101E GDB102E with an E1 interface STU C CENTRAL SITE STU R REMOTE SITE 5 4 1 Configuration Menu Note INTF will appear in STU C if using the combo interface card 58 ...

Страница 59: ...nu for detail information 5 4 1 2 INTF Menu Combo Interface Card only Refer to section 5 2 1 Configuration Menu for detail information 5 4 1 3 E1 Menu Under the configuration menu of E1 screen Frame Frame Insert and line code could be configured The following screens show how to set Frame Frame Insert and Line code Only STU C has the power to set up E1 5 4 1 3 1 FRAME Menu 59 ...

Страница 60: ...ssed by the local unit When in bypass mode time slot zero is added to the number of payload time slots to form the line rate used by the G SHDSL system For example when the user selects time slots 1 2 and 3 as the payload time slots and user selects bypass framing time slot zero is added to the total payload rate count for a total count of four When user selects insert framing time slot zero is no...

Страница 61: ...transmission protocol allowing information and control data to be embedded in the transmission bit stream 5 4 1 4 DSL Menu DSL menu allows user to change related DSL settings including worst case target SNR Line probing and power Backoff Select the desired item to change DSL settings Only STU C has the power to set up DSL 5 4 1 4 1 WORST CASE TARGET SNR Menu 61 ...

Страница 62: ...RGET SNR screen In the WORST CASE TARGET SNR You can change the SNR Target Margin by enter your desired Value range from 10 21 press ENTER to save your setting when you want to quit this screen 5 4 1 4 2 LINE PROBING In this screen you can disable or enable Line Probing function Select 1 to disable or 2 to enable Line Probing function 62 ...

Страница 63: ...NUAL to configure the range of power Backoff the MANUAL screen will appear so that you can set the power back off from 0 to 30 db After your configuration press ENTER to quit with save or ESC to quit without save When the line probing is disable only MANUAL is available the screen shows as follows Moreover Power Backoff at STU R is only set up by manual through remote logon from STU C which shows ...

Страница 64: ...it your setting and press ESC to quit this screen Press M m to back to main menu 5 4 1 5 Set Rate Menu The data rate for network interface is set at the STU C Central Site only After configuration the SHDSL system will use the line rate which has been requested by user User can select the desired rate and data location in relation to an E1 frame by using the function keys located above the current...

Страница 65: ... current clock source as internal the E1 interface port or DSL by placing an asterisk by the appropriate selection To change the selection key in the desired selection and hit Enter Only STU C has the power to set up PCLK 5 4 1 7 Backup Menu Please refer to section 5 2 1 7 Backup Menu for details 5 4 1 8 Recall Menu Please refer to section 5 2 1 7 Recall Menu for detail information 5 4 1 9 Default...

Страница 66: ...verview to all the configuration and maintenance settings 5 4 2 1 Alarm Menu Please refer to section 5 2 2 1 Alarm Menu for detail information 5 4 2 1 1 History menu The alarm history is used to track the occurrence of alarm and when it was cleared for a maximum of 64 entries The entries are recorded onto the history buffer according to the time of occurrence It is recommended that the date and ti...

Страница 67: ...larm and the count column indicates the number of times this alarm has happened 5 4 2 1 3 Clear Menu Please refer to section 5 2 2 1 3 Clear Menu for all the details 5 4 2 1 4 Threshold Menu This menu sets the threshold values for the alarm types displayed It is used as an alarm threshold for the 15 minute alarm count register When the PM counters values is greater than the set threshold an alarm ...

Страница 68: ...s 5 4 2 2 1 1 Current 15M Menu Please refer to section 5 3 2 2 1 1 Current 15M Menu for details Furthermore see Appendix B for the definition of names 5 4 2 2 1 2 Current 1 Day Menu Please refer to section 5 2 2 2 1 2 Current 1 Day Menu for all the details 5 4 2 2 1 3 Previous 15M Menu Please refer to section 5 2 2 2 1 3 Previous 15M Menu Previous Menu for details 5 4 2 2 1 4 Previous 1 Day Menu P...

Страница 69: ...erformance monitoring counters 5 4 2 2 2 1 Current 15M Menu The current 15 minute menu displays the performance monitoring values for the current 15 minutes interval Unavailable Seconds UAS are calculated by counting the number of seconds that the interface is unavailable LCV is Line Code Violation counted within current 15 minute 5 4 2 2 2 2 Current 1Day Menu 69 ...

Страница 70: ...terval Unavailable Seconds UAS are calculated by counting the number of seconds that the interface is unavailable LCV is Line Code Violation counted within current 1 Day 5 4 2 2 2 3 Previous 15M Menu The Previous 15 minute menu displays the performance monitoring count for up to 96 intervals each interval is 15 minutes long 70 ...

Страница 71: ...Previous 1 Day menu displays the performance monitoring count for up to 96 intervals each interval is 1 Day long 5 4 2 2 2 2 Total Menu The values shown are the total counter values 5 4 2 2 3 Clear Menu Please refer to section 5 2 2 2 2 Clear Menu for detail information 71 ...

Страница 72: ...XtendLan XL GDB series User s Guide 5 4 2 3 Status Menu Page 1 Page 2 please refer to 5 2 2 3 Status Menu for detail information 72 ...

Страница 73: ...4 4 1 Date Menu Refer to section 5 2 4 1 Date Menu for detail information 5 4 4 2 Lock Menu Refer to section 5 2 4 2 Lock Menu for detail information 5 4 4 3 Change Password Menu Refer to section 5 2 4 3 Change Password Menu for details 5 4 4 4 Change ID Menu Refer to section 5 2 4 4 Change ID Menu for detail information 5 4 5 Remote Logon Refer to section 5 2 5 Remote Logon for detail information...

Страница 74: ...es User s Guide 5 5 Main Menu T1 Interface Following is the menu structure for the XL GDB101T GDB102T with a T1 interface at STU C and STU R side STU C STU R 5 5 1 Configuration Menu STU C CENTRAL SITE STU R REMOTE SITE 74 ...

Страница 75: ...tail information 5 5 1 2 INTF Menu Refer to section 5 2 1 1 Unit Menu for detail information 5 5 1 3 T1 Menu For this setup the T1 menu selections consists of Frame Frame Insert Line code and LBO Line build out selections that are used by the SHDSL unit The T1 can only be set at CO STU C side and used through out the SHDSL system 5 5 1 2 1 FRAME Menu 75 ...

Страница 76: ...orm the line rate used by the G SHDSL system For example when the user selects time slots 1 2 and 3 as the payload time slots and user selects bypass framing time slot zero is added to the total payload rate count for a total count of four When user selects insert framing time slot zero is not added to the total payload rate count for a total count of three When STU R s user interface is either DT...

Страница 77: ...mit pulse is the smallest when the LBO setting is at 0 133 feet This parameter is used to compensate for the loss that will occur when longer wires are used for T1 transmission The conversion factor between feet and meters is that 1 meter is approximately 3 3 feet Hence 655 feet is approximately 200 meters When this parameter is used incorrectly the T1 interface will be receiving no signals or too...

Страница 78: ...tted between the two SHDSL units 5 5 1 5 Primary Clock Menu PCLK Primary clock menu is set at STU C and used to configure the primary clock source it shows the current clock source as internal the T1 interface port or DSL by placing an asterisk by the appropriate selection To change the selection key in the desired selection and hit Enter 5 5 1 6 Backup Menu Please refer to section 5 2 1 7 Backup ...

Страница 79: ...f each interval equivalent to 15 minutes The status menu gives the user an instant overview to all the configuration and maintenance settings 5 5 2 1 Alarm Menu Please refer to section 5 2 2 1 Alarm Menu for detail information 5 5 2 1 1 History menu Please refer to section 5 2 2 1 1 History Menu for detail information 5 5 2 1 2 Current Menu Please refer to section 5 2 2 1 2 Current Menu for detail...

Страница 80: ... 2 2 1 1 Current 15M Menu Please refer to section 5 2 2 2 1 1 Current 15M Menu for details Furthermore see Appendix B for the definition of names 5 5 2 2 1 2 Current 1Day Menu Please refer to section 5 2 2 2 1 2 Current 1 Day Menu for all the details 5 5 2 2 1 3 Previous 15M Menu Please refer to section 5 2 2 2 1 3 Previous 15M Menu for details 5 5 2 2 1 4 Previous 1Day Menu Please refer to sectio...

Страница 81: ...nu The current 15 minute menu displays the performance monitoring values for the current 15 minutes interval Unavailable Seconds UAS are calculated by counting the number of seconds that the interface is unavailable Line Code Violations LCV are errors received when the T1 line code is not as expected For more detailed explanation about the acronyms please refer to Appendix B 5 5 2 2 2 2 Current 1D...

Страница 82: ...tailed explanation about the acronyms please refer to Appendix B 5 5 2 2 2 3 Previous 15M Menu The Previous 15 minute menu displays the performance monitoring count for up to 96 intervals each interval is 15 minutes long For more detailed explanation about the acronyms listed please refer to Appendix B 5 5 2 2 2 4 Previous 1 Day Menu The Previous 1 Day menu displays the performance monitoring coun...

Страница 83: ...e TOTAL menu displays the total performance monitoring count For more detailed explanation about the acronyms listed please refer to Appendix B 5 5 2 2 3 Clear Menu Please refer to section 5 2 2 2 2 Clear Menu for detail information 5 5 2 3 Status Menu Page 1 83 ...

Страница 84: ... for all the details 5 5 4 Miscellaneous Refer section Miscellaneous for detail information 5 5 4 1 Date Menu Refer to section 5 2 4 1 Date Menufor detail information 5 5 4 2 Lock Menu Refer to section 5 3 4 2 Lock Menu for detail information 5 5 4 3 Change Password Menu Refer to section 5 2 4 3 Change Password Menu for details 5 5 4 4 Change ID Menu Refer to section 5 2 4 4 Change ID Menu for det...

Страница 85: ...s of a 16 characters by 2 lines Liquid Crystal Display LCD and four keys The keys are designated with 3 4 EXIT and ENTER The EXIT key is used to jump up to the previous level of menu The 3and 4 keys are used to scroll through the menu items or make changes The ENTER key is used to confirm an operation and in some screens change displayed items The main screen consists of information about the curr...

Страница 86: ...e configuration menu is to configure the unit for operation The first line shows current selection Configuration while the second line shows all the selections available one at a time when scrolling The 3and 4 keys are used to scroll through the menu items The ENTER key is used to confirm and save the selection in memory while the EXIT key is used to jump back to previous menu level without saving...

Страница 87: ...XtendLan XL GDB series User s Guide 87 ...

Страница 88: ...XtendLan XL GDB series User s Guide 88 ...

Страница 89: ...XtendLan XL GDB series User s Guide 89 ...

Страница 90: ...RTS B DCE 19 25 10 Clear To Send A CTS A DTE D 5 9 Clear To Send B CTS B DTE 13 27 Data Set Ready A DSR A DTE E 6 11 Data Set Ready B DSR B DTE 22 29 Data Terminal Ready A DTR A DCE H 20 12 Data Terminal Ready B DTR B DCE 23 30 Data Carrier Detect A DCD A DTE F 8 13 5 Data Carrier Detect B DCD B DTE 10 31 12 Terminal Transmit Clock A TTC A DCE U 24 17 7 Terminal Transmit Clock B TTC B DCE W 11 35 ...

Страница 91: ...ata A RD A DTE 2 Request To Send A RTS A DCE 7 Clear To Send A CTS A DTE 8 Data Set Ready A DSR A DTE 6 Data Terminal Ready A DTR A DCE 4 Data Carrier Detect A DCD A DTE 1 E1 and T1 INTERFACE PIN ASSIGNMENT TABLE SIGNAL DESCRIPTION DIRECTION DB 15 TERMINAL BLOCK RJ 45 TTIP OUT 1 T 1 TRING OUT 9 R 2 RTIP IN 3 T1 4 RRING IN 11 R1 5 Frame Ground 2 GND 3 4 6 91 ...

Страница 92: ...XtendLan XL GDB series User s Guide 92 ...

Страница 93: ... set threshold value DSLESDay PM Threshold alarm for 1 Day count Alarm will aktive when DSLES value for the 1 Day interval is larger thanset threshold value DTELos Local DTE or Ethernet user interface is not active when in Alarm state ET1Los The E1 or T1 interface does not have input signal Loss of Signal LOS ET1Lof The E1 or T1 interface cannot obtain the input frame Loss of Frame LOF ET1Ais The ...

Страница 94: ...is power on if the LED turns into red the DUPLEX mode is activated 10 100 red shows the speed is 10Mbps and green shows the speed is 100Mbps In addition there is also a push button on the 10 100 BaseT Ethernet panel The push button selects which device the 10 100 BaseT port is connected to When it is pushed in it is a direct connection to the computer and when it is in the out position it is a dir...

Страница 95: ...XtendLan XL GDB series User s Guide APPENDIX D Loopback Illustration 95 ...

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