Quad User Modules User Manual Fivemere Ltd. Fivemere House 161 High Street Aldershot Hampshire, England GU11 1TT Cabletron Systems Ltd. Network House Newbury Business Park London Road, Newbury Berkshire, England RG13 2PZ Telephone: [44] (0)1635 580000 Fax: [44] (0)1635 44578...
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Quad User Modules User Manual Publication — 80-14001000-03 Publication Notice: This manual has been compiled and checked for accuracy. However the information contained in this manual does not constitute a warranty of performance. Cabletron Systems Ltd. reserves the right to revise this publication from time to time without notice.
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History Sheet 80-14001000-01 V1.00 software 80-14001000-02 Cabletron Systems Edition 80-14001000-03 Addition of Backup Modules 80-14001000-03 Quad User Modules 24 June 1996 02 July 1997 11 August 1998 User Manual...
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INDOWS MENU 3.4.3.7 ISDNTEST MENU 3.4.3.8 TORE 3.4.3.9 ESET TORE TO EFAULTS UMBER STORE MENU YCLIC IALLING TORE COMMAND PORT INTERFACE (SBUQHS/QHB) ESCRIPTION EVEL PERATION MENU PORT ONFIGURATION MENU 4.4.1 LARMS MENU 4.4.2 ORT MENU 4.4.3 TORE ENUS 4.4.3.1 NTERFACE MENU 4.4.3.2...
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Quad User Modules ISCELLANEOUS RESPONSES IALLING PARAMETERS ISCELLANEOUS FEATURES 5.8.1 BUSY OUT 5.8.2 DELAY ONTROL SIGNALS REQUIRED AT CALL CONTROL (SBUQLS/QLB) OMMAND FORMAT OMMANDS 6.2.1 DIAL C OMMANDS 6.2.2 PROGRAM C OMMANDS 6.2.3 LIST C OMMANDS 6.2.4 ANSWERING C OMMANDS 6.2.5 ISCELLANEOUS OMMANDS...
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10.4 V.24 U SER AND ABLES GLOSSARY OF TERMS MENU DIAGRAMS 12.1 SBUQLS 12.1.1 SBUQLS C ONFIGURATION 12.1.2 SBUQLS O PERATION 12.2 SBUQHS 12.2.1 SBUQHS O PERATION 12.2.2 SBUQHS C ONFIGURATION 80-14001000-03 TABLE OF CONTENTS 10–4 11–1 12–1 12–2 12–2 12–4 12–5 12–5...
System Description 1.1 Introduction This manual has been written to provide users of the Cabletron Systems Primary Rate System with all the necessary information to configure and operate the Quad User Modules. This chapter provides a brief introduction to the cards, and the Primary Rate system.
Quad User Modules 1.2 The Primary Rate System The Primary Rate system is a Cabletron Systems Primary Rate ISDN product offering; up to 30 active channels each of which can operate at, or be rate adapted up to 64 kbit/s, for X.21, V.35 or V.24 data access; alternatively the Quad Basic Rate Module can offer up to 8 channels using 4 BRI lines.
Support for asynchronous data rates of 300, 600, 1k2, 2k4, 4k8, 9k6, 19k2, 38k4bit/s. Call control via the user ports using X.21, C/DTR, AT or V.25bis dialling with the SBUQLS/QLB, C/DTR with the SBUQHS/QHB, or from the console attached to the SBUGSM/SBULSM, or manual initiation via the front panel buttons.
Quad User Modules 1.4 Module Types Four types of the Quad User Module are available as follows:- Card Type Quad Low Speed Module (SBUQLS) Quad High Speed Module (SBUQHS) Quad Low Speed Backup Module (SBUQLB) Quad High Speed Backup Module (SBUQHB) When the modules are accessed via the Manager card, password protection is provided by the Manager card;...
1.4.1 Quad Low Speed Module (SBUQLS) Four user ports are provided, supplying asynchronous rate adapted speeds up to 38k4bit/s, or synchronous rate adapted speeds up to 64kbit/s. The SBUQLS features are similar to those of the TA 64, in providing terminal adaptor facilities.
Quad User Modules 1.5 Command Menu Description The command structure for the Manager card command port is a menu driven system with a hierarchical type of structure. See diagrams of the menu structure. The command port on the Manager card operates in two different modes to suit your requirements: Normal mode in which any terminal can be connected to it.
Module Description 2.1 Introduction The Modules use a discrete front card; interface changes being accommodated by changing the rear interface cards which are common to both front card types. Figure Figure 2 Figure 3 for all card types. 80-14001000-03 Module Description overleaf show the front and rear panels 2–1...
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Quad User Modules User 1/2 User 1/2 T TxD T TxD R RxD R RxD C DTR C DTR S TxC S TxC DIAL 1 DIAL 1 DIAL 2 DIAL 2 User 3/4 User 3/4 T TxD T TxD R RxD R RxD C DTR C DTR...
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U ser 1/2 R R xD C D TR D CD R xC R TS C TS D SR B AC KUP 1 B AC KUP 2 U ser 3/4 R R xD C D TR D CD R xC R TS C TS D SR...
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Quad User Modules User 3 User 1 Link 3 Link 1 User 4 User 2 Link 4 Link 2 Rear (V.24) (SBUQLB only) Figure 3 - Rear SBUQLB and SBUQHB Panels 2–4 User Manual User 3 User 1 User 3 User 1 Link 3 Link 1...
2.2 Shelf Power Loading Up to 12 Access modules (or 6 Backup modules) can be fitted into Cabletron Systems SBU14C Shelf, or 4 Access (or 2 Backup) modules in a SBU6C Shelf. The modules require the following current (in mA) on the power rails: Type SBUQLS X21 SBUQLS V35...
Quad User Modules inside the unit and it should only be opened by a qualified service engineer. The mains supply should be disconnected before accessing the interior. Gefäh! Bereich. berührungsgefahr! 2.3 Functional Description 2.3.1 SBUQLS The SBUQLS provides call originate and answering facilities with V.25 bis , ‘X.21’, and ‘AT’...
2.4 SBUQLB and SBUQHB These units provide an additional 4 ports for connection to the DLC, and as a consequence occupy 2 slots of the shelf. Fully automatic backup and restoral features are provided with these modules. Rear card by-pass relays on all four pairs of ports allow for hardwire through connection of the DLC to the User equipment in the event of power failure to the shelf.
Quad User Modules password is downloaded from the Manager card to all the cards in the shelf. 2.6 User LED Indicators The user LED indicators are illuminated under the following conditions: Colour All User Port Green LED’s All Port Green ‘Connected’...
2.7 Physical User Interfaces Three types of user interface are provided on the rear interface cards: V.24 On 25-way ‘D’-type female connectors X.21 On 15-way ‘D’-type female connectors V.35 On 34-way MRAC female connectors As alternative connection means are provided by changing the rear interface cards, all four ports are always of the same type.
Quad User Modules Data rates above 64kbit/s are available with the X.21 and V.35 rear cards with the SBUQHS and SBUQHB. 2.8 Alarms Alarms from the Quad User Modules are presented as ALERTs, the table below lists the specific set of ALERTs to be generated by the Quad User Modules (the shaded rows indicate the ALERTs sent only with a dual slot backup module): ALERT String...
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ALERT ISDN Verify passed/failed ALERT Line Active ALERT Line Inactive <reason> ALERT Performing backup ALERT Performing restore Table 3 - ALERTs Generated by the Quad User Modules Other alarms are sent and these are called Events. Event format is specific to the individual Application card, and is only output when that card is actively polled (see the SBU Systems manual - Manager card section for details of polling).
Quad User Modules 2.9 Jumpers - SBUQLS and SBUQHS ‘F’ indicates the factory set position. These jumpers are factory set and need not be changed under normal conditions. There are no jumpers on the back up front card, i.e. the top card of the pair.
2.10 Jumpers - X.21 Rear Access Interface Card Jumper Connects User 1 pin 1 to ground Connects User 2 pin 1 to ground Connects User 3 pin 1 to ground Connects User 4 pin 1 to ground Connects 120R across User 1 Transmit Connects 120R across User 1 Control Connects 120R across User 2...
Quad User Modules 2.11 Jumpers - X.21 Rear Backup Interface Card User 1 & 2 and Link 1 & 2 are on the bottom pcb, User 3 & 4 and Link 3 & 4 are on the top pcb. The links are in the same relative positions on both cards.
2.12 Jumpers - V.35 Rear Access Interface Card Jumper Connects USER 1 pin A to frame ground and pin B Connects USER 2 pin A to frame ground and pin B Connects USER 3 pin A to frame ground and pin B Connects USER 4 pin A to frame ground and pin B Connects 120R across User 1...
Quad User Modules 2.14 Jumpers - V.24 & V.35 Rear Backup Interface Card Jumper Connects User 1-4 pin 1 and also Link 1-4 pin 1 to ground 2.15 DIL Switches There is an 8 way DIL switch on the front pcb. Pole 1 is reserved for internal use.
Command Port Interface (SBUQLS/QLB) 3.1 Menu Description The command structure for the SBUQLS/QLB is a menu driven system with a hierarchical type of structure, similar to that used by the TA 64. section 12 for diagrams of the menu structure. If a menu has (port) after it then the port number (1, 2, 3 or 4) is displayed in the prompt.
Quad User Modules 3.3 Operation menu (port) A) DIAL B) DIAL nnn C) DIAL Nn D) LIST ALL NUMBERS E) ANSWER F) HANGUP G) TALKWIRE 3–2 User Manual Dials the number in store 0. Prompts you for a number and then dials it.
H) LOCAL LOOPBACK I) REMOTE LOOPBACK J) BERT TESTER 3.4 Configuration menu The (F) in the text represents the factory default setting. The unit can be factory defaulted by holding in any one of the DIAL buttons while powering up the unit, or inserting it in the shelf. As System, Command Port and Alarm Port menus are not available in the shelf mounted unit, these menus are “starred”...
Quad User Modules 3.4.1 Alarms menu A) ALERT CHANNEL STATUS A) ENABLED (F) B) DISABLED B) ALERT DIAL A) ENABLED (F) B) DISABLED 3–4 User Manual Sends an alert indicating:- ALERT Channel status 1 Port disconnected, channels in use. ALERT Channel status 2 Port disconnected, more ‘B’...
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C) ALERT INCOMING CALL A) ENABLED (F) B) DISABLED D) ALERT ISDN VERIFY A) ENABLED (F) B) DISABLED E) ALERT LINE ACTIVITY A) ENABLED (F) B) DISABLED F) ALERT BACKUP A) ENABLED (F) B) DISABLED 80-14001000-03 Command Port Interface (SBUQLS/QLB) Sends an alert indicating an incoming call.
Quad User Modules 3.4.2 User Port menu EDIT STORE allows the user to edit the configuration stores of the ports. Selection of a port leads you to a further selection of Menus, see section 3.4.3. A) EDIT A) PORT 1 STORE B) PORT 2 C) PORT 3...
3.4.3.1 Interface menu Interface signals DSR, CTS, RTS and LAL are only available with V.35 and V.24 rear interface cards. A) COMMAND Selects the type of call control for the user port. MODE A) DTR ORIGINATE (F) B) DTR ANSWER C) X.21 D) V.25 bis E) AT...
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Quad User Modules B) DATA Selects data type for the user port. A) SYNC (F) B) ASYNC A) DATA BITS B) PARITY C) STOP BITS 3–8 User Manual Synchronous 8 bit operation. Asynchronous operation. The number of data bits in each asynchronous character.
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C) SPEED Selects desired speed for the user port. A) 300 B) 600 C) 1K2 D) 2K4 E) 4K8 F) 9K6 G) 19K2 H) 38K4 I) 48K J) 56K K) 64K (F) L) SWITCHED 56k D) USER RATE A) DISABLED (F) NOTIFICATION B) ENABLED Selects what the DTR or C input should be.
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Quad User Modules F) I/DCD Selects what the DCD or I output should be. A) NORMAL (F) B) FORCED ON C) FORCED OFF G) DSR Selects the required DSR output. A) NORMAL (F) B) FORCED ON C) FORCED OFF Selects the required CTS output. H) CTS A) NORMAL (F) B) FORCED ON...
J) LAL Selects if the loop pin on the SBUQLS/QLB is enabled (pin 18 on the V.24 rear interface card, pin CONTROL L on V.35 rear interface card) A) DISABLED (F) B) ENABLED 3.4.3.2 Call control menu A) ANSWER Determines how the SBUQLS/QLB responds to an incoming call.
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Quad User Modules B) TALKWIRE Sets Talkwire and the user port connection method. A) T/W CONNECT (F) B) T/W & AUTO CONNECT C) AUTO CONNECT D) T/W MANAGEMENT 3–12 User Manual Talkwire enabled, user ports are connected to the ISDN automatically upon a successful Talkwire session.
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ENTER TALKWIRE C) TALKWIRE TIMEOUT VALUE: TIMER (1-999s, Default 5s) ENTER CONNECT D) CONNECT TIMEOUT VALUE: TIMER (0-999s, Default 0s) E) V.25 bis Whether busy is received at the calling end when DTR is off at the answering end. DTR BUSY A) DISABLED (F) B) ENABLED On an incoming call whether CTS goes low for...
Quad User Modules 3.4.3.3 Leased Circuit Failures menu Determines which criteria are used for determining DLC failure. A) DATA LOSS A) ENABLED B) DISABLED (F) C) DATA LOSS TIMER B) CLOCK LOSS A) ENABLED B) DISABLED (F) C) CLOCK LOSS TIMER C) I/DSR LOSS A) ENABLED...
3.4.3.4 Backup menu A) BACKUP TIMER B) LEASED A) ENABLED CIRCUIT B) DISABLED (F) C) C/DTR A) ENABLED B) DISABLED (F) 3.4.3.5 Restore menu A) RESTORE DELAY TIMER B) LEASED CIRCUIT A) DISABLED B) TALKWIRE (F) C) LOOP D) RXDATA E) L/CCT T/W TIMER 80-14001000-03...
Quad User Modules C) C/DTR A) ENABLED B) DISABLED (F) 3.4.3.6 Time Windows menu CAUTION: Whenever setting up Time Windows, it is necessary to wait 1 minute after configuration, to ensure erroneous backup does not occur outside the window times that have been set. Erroneous backup can occur due to delay in the system with recognising changed times.
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A) MODE A) DISABLED (F) B) BACKUP C) BACKUP AND RESTORE B) DISPLAY WINDOWS C) SET WINDOW A) MONDAY* B) TUESDAY* C) WEDNESDAY* D) THURSDAY* E) FRIDAY* F) SATURDAY* G SUNDAY* *Any of these selections cause a further menu to be presented as follows:- Once the slot number has been selected you are prompted for the Window start and end times:-...
Quad User Modules Default values are shown below (the same for all days):- Slot Slot 1 Slots 2, 3, & 4 These defaults ensure that the default Window operation occurs the same as for auto backup operation, until changes are made to the window times.
3.4.3.8 Copy Store Menu B) COPY STORE Allows the user to copy any of the configuration stores from one to another. A) PORT 1 B) PORT 2 C) PORT 3 D) PORT 4 E) STORE 1 F) STORE 2 G) DISPLAY INTERFACE STORES H) DISPLAY BACKUP STORES 80-14001000-03 Command Port Interface (SBUQLS/QLB)
Quad User Modules 3.4.3.9 Reset Store to Defaults Menu C) RESET STORE TO DEFAULTS A) PORT 1 B) PORT 2 C) PORT 3 D) PORT 4 E) STORE 1 F) STORE 2 G) DISPLAY INTERFACE STORES H) DISPLAY BACKUP STORES 3.5 Number store menu MSN and Sub-address menus are not available in the shelf mounted unit, these menus are “starred”...
D) CLID A) STORE CLID NUMBER B) DELETE CLID NUMBER C) LIST CLID NUMBER D) LIST ALL CLID NUMBERS 3.6 Cyclic Dialling Store ENTER ATTEMPTS: A) ATTEMPTS (1-999, PER NUMBER Default 1) ENTER DELAY B) DELAY AFTER BETWEEN ATTEMPTS: ATTEMPT (0-999, Default 3) ENTER NUMBER OF...
Command Port Interface (SBUQHS/QHB) 4.1 Menu Description The command structure for the SBUQHS/QHB is a menu driven system with a hierarchical type of structure, similar to that used by the TA 64. All references to SBUQHS in this section also refer to the SBUQHB.
Quad User Modules 4.2 Top Level Menu Operation Menu See section Configuration Menu See section Logout Logs the user out of password entry. 4.3 Operation menu (port) A) DIAL B) DIAL nnn C) DIAL Nn D) LIST ALL NUMBERS E) ANSWER F) HANGUP 4.4 Configuration menu The (F) in the text represents the factory default setting.
B) DISABLED B) ALERT DIAL A) ENABLED (F) B) DISABLED 80-14001000-03 Command Port Interface (SBUQHS/QHB) Sends an alert indicating the status of the user port. There are three types of alert message according to the port status:- ALERT Channel status 1 (Port disconnected, no ‘B’...
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Quad User Modules C) ALERT INCOMING CALL A) ENABLED (F) B) DISABLED D) ALERT INSUFFICIENT B CHANNELS A) ENABLED (F) B) DISABLED E) ALERT ISDN VERIFY A) ENABLED (F) B) DISABLED F) ALERT LINE ACTIVITY A) ENABLED (F) B) DISABLED 4–4 User Manual Sends an alert indicating an...
D) PORT 4 E) STORE 1 F) STORE 2 G) DISPLAY INTERFACE STORES H) DISPLAY BACKUP STORES 80-14001000-03 Command Port Interface (SBUQHS/QHB) Sends Backup or ALERT Restore ALERTs. This alert is disabled. Current store for port 1 held in non-volatile memory.
Quad User Modules 4.4.3 Edit Store Menus A) INTERFACE B) CALL CONTROL C) LEASED CIRCUIT FAILURES D) BACKUP E) RESTORE F) TIME WINDOWS G) ISDNTEST 4.4.3.1 Interface menu A) COMMAND Selects the type of call control for the user port. MODE A) DTR ORIGINATE (F)
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Selects the required DSR output. A) NORMAL (F) B) FORCED ON C) FORCED OFF 80-14001000-03 Command Port Interface (SBUQHS/QHB) The ‘desired’ speed is the speed that the user would prefer to operate at. The ‘fallback’ speed is the lowest that the user will tolerate.
Quad User Modules H) CTS Selects the required CTS. A) NORMAL (F) B) FORCED ON C) FORCED OFF D) FOLLOWS DCD I) RTS Selects the required RTS input. A) NORMAL (F) B) FORCED ON C) FORCED OFF J) LAL Selects if the loop pin on the SBUQHS is enabled (pin L on V.35 rear interface card).
With Call Back enabled, the Delay After Attempt in the Cyclic Dial menu must be set to at least 6 seconds at the calling unit, to allow for the call back to occur. 80-14001000-03 Command Port Interface (SBUQHS/QHB) The incoming call’s originating number is checked against the CLID...
Quad User Modules C) I/DSR TIMER 4.4.3.4 Backup menu A) BACKUP DELAY TIMER B) LEASED A) ENABLED CIRCUIT B) DISABLED (F) C) C/DTR A) ENABLED B) DISABLED (F) 4.4.3.5 Restore menu A) RESTORE DELAY TIMER B) LEASED CIRCUIT A) DISABLED B) TALKWIRE (F) C) LOOP 4–10...
A) DISABLED (F) B) BACKUP C) BACKUP AND RESTORE B) DISPLAY WINDOWS 80-14001000-03 Command Port Interface (SBUQHS/QHB) Receive data transitions must be received for the duration of the dataloss timer, for auto restoral to occur. The time that Talkwire must be active for restoral to occur.
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Quad User Modules C) SET WINDOW A) MONDAY* B) TUESDAY* C) WEDNESDAY* D) THURSDAY* E) FRIDAY* F) SATURDAY* G SUNDAY* *All of these selections cause a further menu to be presented as follows:- Once the slot number has been selected you are prompted for the Window start and end times:- ‘Please enter the Start and End Times (hh:mm hh:mm):’...
Valid entries are in the range 00 value or incorrect input gives the following error message and the original prompt is re-displayed. 80-14001000-03 Command Port Interface (SBUQHS/QHB) Enables the daily test call over the ISDN to check the connection. Effects a test call immediately without affecting any daily set time.
Quad User Modules 4.4.3.8 Copy Store Menu B) COPY STORE Allows the user to copy any of the configuration stores from one to another. A) PORT 1 B) PORT 2 C) PORT 3 D) PORT 4 E) STORE 1 F) STORE 2 G) DISPLAY INTERFACE STORES H) DISPLAY BACKUP STORES 4.4.3.9 Reset Store to Defaults Menu...
NUMBER B) DELETE CLID NUMBER C) LIST CLID NUMBER D) LIST ALL CLID NUMBERS 80-14001000-03 Command Port Interface (SBUQHS/QHB) Not available. Not available. Stores a dial number in a store (locations 0-19) including sub-address and comments. Format is <number>/<sub- address>:<comment>.
Quad User Modules Enter dial E) DIAL BLOCK block: (range 1-5) 4.6 Cyclic Dialling Store ENTER ATTEMPTS: A) ATTEMPTS (1-999, PER NUMBER Default 1) ENTER DELAY B) DELAY AFTER BETWEEN ATTEMPTS: ATTEMPT (0-999, Default 3) ENTER NUMBER OF C) CYCLES OF CYCLES: (0-999, LIST Default 0)
V.25 bis Call Control (SBUQLS/QLB) 5.1 Command Format This call control method is only available with the SBUQLS/QLB. Commands and responses are encoded in the format specified below. Commands will not be echoed back to the screen so you will only see the SBUQLS/QLB's responses to the command.
Quad User Modules V.25 bis commands are as in the following sections, with the appropriate responses and a brief description of their purpose in the format: 5.2 DIAL commands <number> <number>;<ID number> <address> CFINS All the above commands can have the responses: Number is being dialled.
Quad User Modules 5.7 Dialling parameters An address in the range of 0 to 19. <address> A number consisting of up to 20 digits. <ID number> A number consisting of up to 20 characters. <number> character may be a digit (0-9) or a special dialling character: Wait tone '<'...
5.8.2 CTS delay On an incoming call CTS will go low for sees CTS toggle. This function can be enabled or disabled by the command menus. 5.9 Control signals required control signals follow the establishment of the call but can be overridden as configured from the command menus.
AT Call Control (SBUQLS/QLB) 6.1 Command format This call control method is only available with the SBUQLS/QLB. Commands must begin with AT and be followed by a letter(s) and sometimes a number(s) e.g. ; ATD 123456789<CR> All spaces after AT will be ignored and the command must end with a carriage return.
Quad User Modules 6.2 Commands Commands for the brief AT command set are as follows. 6.2.1 DIAL Commands ATD <string><CR> ATDL ATDNn Dial strings: Digits 0 to 9 * # :comments: Subaddress e.g. : 1234567/888 Pause Pulse dialling Tone dialling Wait tone All the above characters which are not implemented will be decoded but will be ignored as no action is required.
6.2.4 ANSWERING Commands Forces the SBUQLS/QLB to answer an incoming call. 6.2.5 Miscellaneous Commands ATHn On/Off Hook. Forces the SBUQLS/QLB back to data mode from an on-line command mode. Escape sequence from on-line data mode to on-line command mode. 80-14001000-03 AT Call Control (SBUQLS/QLB) (n=0 Forces SBUQLS/QLB to disconnect from the ISDN).
C/DTR Originate Call Control This call control method applies equally to the SBUQHS/QHB and SBUQLS/QLB. C/DTR control is based on V.24/V.35 circuit 108/1, or in X.21 control line ‘C’. This provides the facility of setting up a call without exchanging messages.
To instruct the Quad User Module to abort a call set-up attempt. 7.3 RI This is provided during an incoming call by the SBUQLS/QLB when configured for V.35 or V.24, and by SBUQHS/QHB when configured for V.35. 7–2 User Manual...
X.21 Call Control (SBUQLS/QLB) 8.1 Command format This call control method is only available with the SBUQLS or SBUQLB. The X.21 interface operates in circuit switched mode but it can also handle enhanced subaddressing. This enables it to be controlled by the DTE.
Quad User Modules 8.3 DTE Selection Signals Dial number: Dial specified number. Dial address: Dial number stored at specified store location. Direct call registration: Enables the DTE to designate the number to which all calls will be established when the selection signal phase is bypassed during call verification.
8.4 Responses Responses are generated to the DTE when an outgoing call is being made (call progress signals) and when an incoming call is being made with enhanced subaddressing (call information). 8.5 DCE Call Progress Signals The SBUQLS/QLB will be able to provide the following array of call progress signals back to the DTE.
Quad User Modules 8.7 Command Parameters <address> = An address in the range of 0 to 19. <number> = A number consisting of up to 20 characters. A character may be a digit (0-9). <subaddress> = A string consisting of up to 20 characters. A character may be a digit (0-9) or any character from the alphabet (a-z) upper or lower case.
9.1 X.21 Operation X.21 uses a balanced form of signalling which requires two circuits for each interface signal. The User connectors are all female 15 way 'D' type, Link connectors (for backup modules) are male 15 way 'D' type. The pin assignments are as follows: Pin No.
Quad User Modules 9.2 V.35 Operation V.35 is a balanced form of signalling for the data and clock circuits which requires two circuits for each circuit. circuit each at V.28 level. Both User and Link (for backup modules) connectors are all 34 way female MRAC.
9.3 V.24 Operation The User connectors are all female 25 way 'D' type, Link connectors are male 25 way 'D' type. The pin assignments are as follows: Pin No. Circuit No. *These circuits are not presented on the Link ports of the Backup modules.
Cable Specifications Cable Specifications The following cable specifications are those recommended for use with the Quad User Modules. These can be made according to the specifications attached or alternatively they are available from your equipment supplier. The specifications of the these cables assume Male presentation at the DTE equipment side, and Female presentation at the DLC network.
Quad User Modules 10.1 X.21 User and Link Cables The cable required for connection to both the User and Link ports with an X.21 rear interface Access or Backup card, should be a straight pin to pin cable with 15 way ‘D’ connectors: Female D-Type Cable SPEC0064 is available for the above.
10.2 V.35 User Cable The cable required for connection to the USER ports with a V.35 rear interface card, should be a straight pin to pin cable with 34 way MRAC connectors: Female 34 Way MRAC Cable CAB0035 is available for the above. 10.3 V.35 Link Cable This is CAB0036.
Quad User Modules 10.4 V.24 User and Link Cables The cable required for connection to both the User and Link ports of a V.24 rear Access or Backup interface card, should be a straight pin to pin cable with 25 way ‘D’ connectors: Female 25 Way ‘D’...
Here are some of the most used abbreviations in this manual with their descriptions:- Basic Rate Interface SBUGPS Generic Port Sharer card. Allows up to 7 Manager cards or standalone products to be managed from a single command console SBUGSM Generic Shelf Management Module LAN Shelf Management Module SBULSM...
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Quad User Modules Note that SmartSWITCH Backup (SBU) products were previously known as Cyberbackup (CBU). Therefore all references in product manuals to ‘SBU’ products equally apply to ‘CBU’ products. 11–2 User Manual 80-14001000-03...
Menu Diagrams The diagrams in the section show the menu structure in graphical form for ease of understanding. With both the SBUQLS/QLB and SBUQHS/QHB there is a Configuration and an Operation menu block diagram. The Configuration diagrams show the configuration menu structure.
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