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CBUQBR

User Manual

80-14004000-01

1–2

The front and rear panel layouts for the CBUQBR are shown below in

Figure 1

.

C h. in U se

CBU

Alert

B1
B2

BR I 2

B1
B2

BR I 3

B1
B2

BR I 1

B1
B2

BR I 4

IS DN

L1 L2

BR I 1

BR I 2

BR I 3

BR I 4

Q BR

Figure 1 - CBUQBR Front and rear panels

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8
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Summary of Contents for CBUQBR

Page 1: ...re Ltd Cabletron Systems Ltd Fivemere House Network House 161 High Street Newbury Business Park Aldershot London Road Newbury Hampshire England Berkshire England GU11 1TT RG13 2PZ Telephone 44 0 1635 580000 Fax 44 0 1635 44578 ...

Page 2: ...ngdom telecommunications services including British Telecom PLC Hull City Council and Mercury Communications and is subject to the conditions set out in these instructions for use All users of this equipment in UK and Europe must make themselves familiar with the statutory instructions contained in Section 4 Pan European Approval Where the Pan European Approval CE Mark 168X is applied to the produ...

Page 3: ...CBUQBR User Manual 80 14004000 01 iii History Sheet 80 14004000 01 V1 00 Software 20 March 1997 ...

Page 4: ... 1 6 MANAGEMENT AND CONTROL 1 7 2 OPERATION 2 1 2 1 INTRODUCTION 2 1 2 2 ISDN INTERFACES 2 1 2 3 CLOCKING 2 1 2 4 REAL TIME CLOCK 2 2 2 5 ALERTS 2 2 3 COMMAND MENU 3 1 3 1 INTRODUCTION 3 1 3 2 CONFIGURATION 3 1 3 2 1 CONFIGURATION PRINCIPLES 3 1 3 2 2 SUGGESTED CONFIGURATION METHOD 3 2 3 3 COMMAND AND PARAMETER STRUCTURE 3 4 3 4 TOP LEVEL MENU 3 4 3 5 CONFIGURATION MENU 3 5 3 5 1 ALARMS MENU 3 5 3...

Page 5: ...ingle CBUQBR or a single CBUPRI but not both simultaneously Please see section 5 for the Glossary of Terms used in this manual Management is provided via the Cyber Backup Generic Shelf Manager CBUGSM which forms a standard part of the Shelf System Local or remote access to the cards in the shelf is by password which is entered on the first poll of the shelf Alarm messages from the cards in the she...

Page 6: ...00 01 1 2 The front and rear panel layouts for the CBUQBR are shown below in Figure 1 Ch in Use CBU Alert B1 B2 BRI 2 B1 B2 BRI 3 B1 B2 BRI 1 B1 B2 BRI 4 ISDN L1 L2 BRI 1 BRI 2 BRI 3 BRI 4 QBR Figure 1 CBUQBR Front and rear panels ...

Page 7: ...2V 300mA 5mA 5mA When installing cards into either type of shelf the installation engineer must ensure that the shelf power supplies combined output can meet both the overall power requirements and the individual rail current requirements of all the cards in the shelf Please refer to the relevant manuals for this information on the cards This is true whether allowing for redundancy or not Warning ...

Page 8: ... detection enabled ON S bus power detection disabled Pole 3 OFF F Normal Operation ON Factory Default It must subsequently be turned OFF again after powering up to perform a factory default to return the CBUQBR back to normal operation Pole 4 OFF System Slave Function ON F System Master Function This enables the call control and routing functions resident on the CBUQBR Poles 5 8 Variant selection ...

Page 9: ...l OFF Variant 2 Euro ISDN France and Sweden pole 6 ON poles 5 7 8 OFF Variant 3 USA AT T poles 5 6 ON poles 7 8 OFF F is the factory setting and must not be changed otherwise malfunction may occur All poles are read by the software on power up NOTE Variant 2 does not have single octet information elements present in the call setup message Most other countries with Euro ISDN are likely to require V...

Page 10: ...ER F System Bus Master operation SLAVE System Bus Slave operation Rear card Jumper Description F Factory Set JP1 OUT F Tx ISDN line 1 termination disabled JP2 OUT F Rx ISDN line 1 termination disabled JP3 OUT F Tx ISDN line 2 termination disabled JP4 OUT F Rx ISDN line 2 termination disabled JP5 OUT F Tx ISDN line 3 termination disabled JP6 OUT F Rx ISDN line 3 termination disabled JP7 OUT F Tx IS...

Page 11: ... in use including in use for a Talkwire call L 1 Green When ISDN Layer 1 physical activation is active L 2 Green When ISDN Layer 2 LAPD is active ALERT Red When an ALERT is being sent to the CBUGSM 1 6 Management and Control The CBUQBR operates in conjunction with a CBUGSM for configuration purposes so there is no directly connected command port Under normal conditions the majority of commands are...

Page 12: ...s timers call retry etc the CBUQBR has no facility for storing these facilities 2 2 ISDN Interfaces Four Basic Rate ISDN S interfaces are provided conforming to the I 420 standard Line termination resistors can be selected in or out by jumpers on the rear interface card Sometimes termination is required with long cable lengths to the ISDN termination point 2 3 Clocking The clock for the system is ...

Page 13: ...4 Real Time Clock A Real time clock function is provided by the operating system on the CBUQBR This software based real time clock facility calculates only hours minutes and seconds The time and date used is set and maintained by CBUGSM automatically for all cards in the shelf 2 5 ALERTS There are three ALERTs specifically generated by the CBUQBR These are output by the CBUQHSM on the Command and ...

Page 14: ...ystem clock or ALERT System clock lost from BRI n When a BRI loses sync and the next source is hunted as appropriate Where n is the port number 1 to 4 These ALERTs are only generated when the CBUQBR is in Clock Master mode ALERT B Channel usage Sends an ALERT indicating how many B channels are in use The ALERT message is ALERT B Channel usage x y Where x and y are in the range 0 8 and x is the num...

Page 15: ...e well spent 3 2 1 Configuration Principles A few simple principles need to be followed for configuration these are as follows Each port that is connected to the network must have its Line Configuration under Configuration top menu correctly specified for both B channels on each line This is irrespective of whether the line is a dual numbered line a discrete number for each B channel or an MSN lin...

Page 16: ...hannel numbering When using with the CBUQHS one extra B channel is required for synchronisation purposes in addition to the number of B channels required for user port speed aggregation For example for a 448kbit s call seven B channels are required for data plus one for synchronisation thus requiring 8 B channels all four BRI lines which is the maximum 512k aggregation is not possible with a CBUQB...

Page 17: ...r 1 and 2 LEDs alight for each port on the front panel The B Channel in Use LED will momentarily flash during the incoming call If any port LEDs do not light then either the line is disconnected or not operational on that particular port This must be corrected first before attempting to use the system 8 When dialling check that the correct L1 and L2 BRI LEDs correspond to the numbers dialled If in...

Page 18: ...ntain the overall menu structure across the product range The following sub sections describe the menus The following commands have a special meaning and are executed with single keystrokes S Displays the status information for all channels of the module T Returns to the top level menu X Goes back up one level in the menu system 3 4 Top level Menu OPERATION No operation menu is available B CONFIGU...

Page 19: ...default setting SYSTEM COMMAND PORT ALARM PORT D ALARMS See Section 3 5 1 E ROUTING See Section 3 5 2 F LINE CONFIGURATION See Section 3 5 3 G ISDN See Section 3 5 4 H CLOCK MODE See Section 3 5 5 3 5 1 Alarms menu A ALERT LAPD ACTIVITY A ENABLED F Sends an ALERT indicating whether ISDN LAPD Link layer is active or inactive It must be active for the PRIM to be able to make or receive calls The ALE...

Page 20: ...g When No BRI is in Sync or when the BRI that was supplying system clock loses sync or ALERT System clock gained from BRI n When a BRI acquires sync and provides system clock or ALERT System clock lost from BRI n When a BRI loses sync and the next source is hunted as appropriate Where n is the port number 1 to 4 These ALERTs are only generated when the CBUQBR is in Clock Master mode B DISABLED Thi...

Page 21: ...oming calls are mapped to user ports by defining the MSN and or sub addresses for the record entries To each record number is assigned an application card and its associated port also an MSN or sub address In the case of absence of a sub address or MSN from an incoming call the CBUQBR will attempt to match the B channel to the record number You are advised however to ensure that both the network a...

Page 22: ...N The entry requires a CR ENTER MSN The MSN number of up to 20 digits for the port for destination of calls must be entered here The entry requires a CR The MSN number can be removed by entering a CR on a blank line C SET SUB ADDRESS ENTER RECORD 1 48 The record number to be assigned with a sub address The slot port setting above will define which card and port is assigned The entry requires a CR ...

Page 23: ...r records 33 48 is displayed 3 5 3 Line Configuration menu For each selection the following response is provided ENTER LINE NUMBER The Line Configuration contains up to 7 digits which are the last 7 digits of the line number The least number that must be entered is the last discrete B channel digits i e for numbers 123459 and 123460 the Line Configuration must contain at least the number 59 for B1...

Page 24: ...DN Menu A DISPLAY A ENABLED Displays information messages from the ISDN network B DISABLED F Inhibits this display B MULTIDROP A ENABLED Additional TE equipment can be plugged into the BRI lines in parallel with the CBUQBR B DISABLED F Multidrop operation is disabled 3 5 5 Clock Mode A CLOCK MODE A MASTER The QBRM sources the clock for the shelf from the network SLAVE Menu is not available ...

Page 25: ...04000 01 4 1 4 European Approvals Information The B A B T Pan European Approval number is as follows AA606781 The CBUQBR is approved for connection to ISDN services provided by British Telecom PLC or any similar telecommunications operator ...

Page 26: ...RI Cyber Backup Primary Rate Interface Module CBUQBR Cyber Backup Quad Basic Rate Module CBUQHS Cyber Backup Quad High Speed Module CBUQLS Cyber Backup Quad Low Speed Module CLID Calling Line Identity the number of the caller which is presented to the called party MSN Multiple Subscriber Number an ISDN address method of defining a specific user port for a call destination NT Network Termination TE...

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