Avaya Configuring BSC Transport Services User's Manual
Contents
1. Audience An overview of the protocol Chapter 1 Issues to consider when implementing the protocol Chapter 2 How to enable the protocol on a Bay Networks router Chapter 3 How to tailor parameters to your specific requirements Chapter 4 This guide addresses system and network managers who have used Site Manager software to configure Bay Networks routers If you have not used Site Manager software to configure Bay Networks routers read Using Site Manager Software and Configuring Routers before you use this guide Before You Begin Before using this guide you must complete the following procedures 1 2 Open a configuration file Specify router hardware if this is a local mode configuration file Only Access Node AN routers support BTS at present Choose a link module Select the net module connector on which you want to use BTS You can enable BTS only on COM1 or COM2 connectors Refer to Configuring Routers for instructions on these procedures xi Configuring BTS Services Bay Networks Customer Support Bay Networks provides live telephone technical support to our distributors resellers and service contracted customers from two U S and three international support centers If you have purchased your Bay Networks product from a distributor or authorized reseller contact the technical support staff of that distributor or reseller for assistance with installation configuration troubleshooting or int2. To assign a peer router 1 Click on Add The Add BOT Peer Entry window appears Peer IP Address Connection Originator Local TCP Listen Port Peer TCP Listen Port Figure 4 4 Add BOT Peer Entry Window 2 Configure the parameters in this window Use the descriptions that follow as a guide 3 Click on OK The BOT Peer Table Configuration window returns Figure 4 3 displaying the peer entry you added When you configure a peer router Site Manager automatically enables the TCP connection to that router To disable a connection to a peer router later refer to Enabling or Disabling BTS Peer Routers later in this chapter 4 Click on Apply 4 5 Configuring BSC Transport Services 5 Click on Done to exit this window or click on CU Table to specify a connection to a control unit Note The CU Table button does not appear when you are configuring a point to point circuit Parameter Default Options Function Instructions MIB Object ID Parameter Default Options Function Instructions MIB Object ID For information about specifying connections to control units refer to Specifying Connections to Control Units later in this chapter Peer IP Address None Any valid IP address Specifies the IP address of the peer router Enter the peer router s IP address in dotted decimal notation 1 3 6 1 4 1 18 3 5 18 3 1 5 Connection Originator None Self Partne
3. Parameter Default Options Function Instructions MIB Object ID Parameter Default Options Function Instructions MIB Object ID Parameter Range Options Function Instructions MIB Object ID Editing BTS Parameters Control Character Mode EBCDIC EBCDIC ASCII Specifies the code set that the Bisynchronous Communication Protocol uses The Bisync link layers use control characters to identify frames EBCDIC is more common than ASCII Select EBCDIC or ASCII 1 3 6 1 4 1 18 3 4 27 1 1 12 RTS Enable Disabled Enabled Disabled Enables or disables the detection of request to send RTS and clear to send CTS signals on this interface Set this parameter to Enable if the connected device for example a modem uses RTS CTS flow control 1 3 6 1 4 1 18 3 4 27 1 1 14 External Clock Speed 9600 1200 to 19200 bits s Sets the clock speed when you use an external source to supply clocking signals Depending on the protocols you configured on this interface this value may control internal decision making within the router In some cases the router uses this value for selecting routes Enter the value that most closely corresponds to the speed of the external clock and set the Clock Source parameter to External 1 3 6 1 4 1 18 3 4 27 1 1 15 4 15 Configuring BSC Transport Services Disabling BTS To disable BTS globally without deleting it from the router 1 2 Start at th
4. 4 12 Parameter Default Options Function Instructions MIB Object ID Parameter Default Range Function Instructions MIB Object ID Parameter Default Options Function Instructions MIB Object ID Editing BTS Parameters Enable Enable Enable Disable Enables or disables this line Select Enable or Disable 1 3 6 1 4 1 18 3 4 27 1 1 2 MTU Size 1580 1 to 4568 bytes Specifies the largest frame that the router can transmit across this Bisynchronous line Specify a value appropriate for the network 1 3 6 1 4 1 18 3 4 27 1 1 4 Clock Source External External Internal Specifies the origin of the Bisynchronous timing signals If you set this parameter to Internal this router supplies the required timing signals If you set this parameter to External an external network device supplies the required timing signals Select the clocking mode as appropriate for the network Be sure to attach the appropriate cable to your router for an internal or external clocking source see Cable Guide for Routers and BNX Platforms 1 3 6 1 4 1 18 3 4 27 1 1 7 4 13 Configuring BSC Transport Services Parameter Default Options Function Instructions MIB Object ID Parameter Default Range Function Instructions MIB Object ID Parameter Default Range Function Instructions MIB Object ID Clock Speed 9600 1200 B 2400 B 4800 B 7200 B
5. 9600 B 19200 B Sets the clock speed when you use the router to supply clocking signals Depending on the protocols you configured on this interface this value may control internal decision making within the router In some cases the router uses this value for selecting routes Set the clock speed to the desired data transmission rate across the Bisynchronous line and set the Clock Source parameter to Internal 1 3 6 1 4 1 18 3 4 27 1 1 8 Configured Transmit Q Length 0 0 to 255 Specifies the length of the transmit queue If you set this parameter to zero the router selects an appropriate value otherwise the router uses the length you specify If you enter a value that is larger than the number of buffers the router reserves for transmitting data the compiled ring size the router reduces the value to the compiled ring size Accept the default or enter a value that is appropriate for this line 1 3 6 1 4 1 18 3 4 27 1 1 10 Configured Receive Q Length 0 0 to 255 Specifies the length of the receive queue If you set this parameter to zero the router selects an appropriate value otherwise the router uses the length you specify If you enter a value that is larger than the number of buffers the router reserves for receiving data the compiled ring size the router reduces the value to the compiled ring size Accept the default or enter a value that is appropriate for this line 1 3 6 1 4 1 18 3 4 27 1 1 11 4 14
6. AS AOS xii a AP AR OE EE AN xiii Ward Wide Wep aid EE MR EE OE xiii How to Get Help siria EE ME EE EE xiv EG EE KORE EE N AA xiv Ordering Bay Networks PUDISZUOOS ss siese ira ii ba XV SE ON EE aa ada XV Chapter 1 Overview of BSC Transport Services BSC Prologol ie EE ae EE ME TE EE 1 1 Hos sand CS ek eed Re ee OE EE at 1 2 Transmission of BSC Frames over TOP iese se ee RA AR ER AA RA ee AA ee Ee 1 2 Point to Point and Molipoint Configurations siciliana 1 3 Fonto Fon amp GEOES ada 1 4 Tere ieee ii ot ee coy osse ie oe Ee Ee ee Ge AG koe ek Ee ED rrr 1 4 ETAT Ee ik AS or eli EE EE ac EAE 1 5 Chapter 2 Implementation Notes EIE di A OR AE RE EE EE EE 2 1 EA O 2 1 Connections to Control Units esse ER EA Ee n RA ee ee Ee ee ee RA ee ee 2 2 Une Do El OIE RO o o NO OE oe 2 2 Chapter 3 Enabling BTS Enabling BTS Ol Tie ROLE OER EE EE EE EE EE 3 2 Chapter 4 Editing BTS Parameters Editing the BTS Inte acs Paralela SE GER Es GEREG De Ges se EG Ese 4 2 Pesonna raor ROETE RAN SAA OT 4 3 Enabling or Disabling BTS Peer Routers iis esse EE EE EE 4 7 Specivina Connections to Conto UNIS sesse ski rain 4 8 Enabling or Disabling a Connection to a Control Unit ooocccocccnnccccccocncconnnnnannnnnna 4 10 Edna Lines Paraihe ETS usa 4 11 ioe Lal gre BYE nd a 4 16 Deleting BTS fromthe AQUI nu EE SR Ee ed eek ee 4 16 RS eke BTS IG DE OR ER ER OE OR EE EE 4 16 Appendix A Default Values for BTS Parameters Appendix B Contro
7. Figure 4 3 Select the appropriate peer entry for the control unit Click on CU Table The BOT CU Table Configuration window appears refer to Figure 4 5 Select a control unit from the list of entries Set the Enable parameter to Enable or Disable Refer to the following description for guidelines Click on Apply to save your change Click on Done 4 10 Parameter Default Options Function Instructions MIB Object ID Editing BTS Parameters Enable Enable Enable Disable Specifies whether or not the TCP connection to this control unit is active Select Enable or Disable 1 3 6 1 4 1 18 3 5 18 3 1 2 Editing Line Parameters To edit the line specific parameters 1 2 Start at the Configuration Manager window refer to Figure 4 1 Click on the appropriate connector The Edit Connector window appears Click Edit Line The Edit Bisync Parameters window appears Figure 4 7 Configuring BSC Transport Services Enable MTU Size Clock Source Clock Speed Configured Transmit A Length Configured Receive Q Length Control Character Mode RTS Enable External Clock Speed Edit BISYNC Parameters EXTERNAL BGOOB EBCDIC DISABLED 39600 Figure 4 7 Edit Bisync Parameters Window 4 Configure the line parameters Refer to the following descriptions for guidelines 5 Click on OK to save your changes The Edit Connector window returns 6 Click on Done
8. Parameters Parameter Default Control Unit Address None Enable Enable Table A 4 Line Parameters Parameter Default Enable Enable MTU Size 1580 Clock Source External Clock Speed 9600 Configured Transmit Q Length 0 Configured Receive Q Length 0 Control Character Mode EBCDIC RTS Enable Disabled External Clock Speed 9600 A 2 Appendix B Control Unit Addresses When you specify connections to control units refer to Chapter 4 you must supply the appropriate address of the control unit Table B 1 shows the addresses you should use for BSC3 Table B 1 Device Address Table for BSC3 Control Unit or A e Control Unit Address Device Position o 0x40 0xC1 0xC2 0xC3 0xC4 0xC5 0xC6 0xC7 0xC8 0xC9 0x4A 0x4B 0x4C 0x4D 0x4E 0x4F COIN OD OP oO nm o peg N wo mb A al continued B 1 Configuring BSC Transport Services Table B 1 Device Address Table for BSC3 vd ale pe Control Unit Address 16 0x50 17 OxD1 18 0xD2 19 0xD3 20 0xD4 21 OxD5 22 OxD6 23 OxD7 24 0xD8 25 OxD9 26 Ox5A 27 0x5B 28 0x5C 29 0x5D 30 Ox5E 31 Ox5F B 2 A assigning peer routers 2 1 4 3 Bay Networks CompuServe forum xii customer support xii Home Page on World Wide Web xiii InfoFA
9. need to specify the following information Maximum frame size the router can transmit on this line e Clock source for the timing signals e Speed of the clock source e Control character mode EBCDIC or ASCII Refer to Chapter 4 for information about configuring line details Chapter 3 Enabling BTS This chapter describes how to enable BTS It assumes you have read the Configuring Routers documentation and 1 Opened a configuration file 2 Specified router hardware if this is a local mode configuration file Only Access Node AN routers support BTS at present Chosen a link module 4 Selected the net module connector on which you are enabling BTS You can enable BTS only on COM1 or COM2 connectors For each BTS parameter that you configure Chapters 3 and 4 give the default setting all valid parameter options the parameter function instructions for setting the parameter and the Management Information Base MIB object ID The Technician Interface allows you to modify parameters by issuing set and commit commands with the MIB object ID This process is equivalent to modifying parameters using Site Manager For more information about using the Technician Interface to access the MIB refer to Using Technician Interface Software Caution The Technician Interface does not verify that the value you enter for a parameter is valid Entering an invalid value can corrupt your configuration 3 1 Configuring BSC Trans
10. 4 10 connections to peer routers 4 7 External Clock Speed parameter 4 15 G getting help from a Bay Networks Technical Response Center xiv through CompuServe xii through InfoFACTS service xiii through World Wide Web xiii H host BSC 1 2 implementation notes 2 1 InfoFACTS service xiii Interface Attached To parameter 3 3 Interface Type parameter 3 3 L line details 2 2 line parameters Clock Source 4 13 Clock Speed 4 14 Configured Receive Q Length 4 14 line parameters continued Configured Transmit Q Length 4 14 Control Character Mode 4 15 default values A 2 editing 4 11 Enable 4 13 External Clock Speed 4 15 MTU Size 4 13 RTS Enable 4 15 Local TCP Listen Port parameter 4 7 MTU Size parameter 4 13 multipoint configuration 1 4 2 2 4 8 O overview of BSC Transport Services BTS 1 1 P peer entry parameters Connection Originator 4 6 default values A 1 Enable 4 8 Local TCP Listen Port 4 7 Peer IP Address 4 6 Peer TCP Listen Port 4 7 Peer IP Address parameter 4 6 peer routers assigning 2 1 4 3 Peer TCP Listen Port parameter 4 7 point to point configuration 1 4 primary router 1 2 R router primary 1 2 secondary 1 2 RTS Enable parameter 4 15 Index 2 S secondary router 1 2 specifying connections to control units 2 2 4 8 T Technician Interface 3 1 4 1 Transmission of BSC frames over TCP 1 2 tunneling 1 3 V virtual multip
11. CTS service xiii publications ordering xv Technical Response Center xiv BOT interface parameters BOT Keepalive time sec 3 4 default values A 1 editing 4 2 Enable 3 3 Interface Attached To 3 3 Interface Type 3 3 BOT Keepalive time sec parameter 3 4 BSC host 1 2 protocol 1 1 BSC1 overview 1 2 BSC3 overview 1 2 BTS deleting from a router 4 16 disabling 4 16 enabling 2 1 3 1 interfaces deleting 4 16 C Clock Source parameter 4 13 Index Clock Speed parameter 4 14 CompuServe Bay Networks forum on xii Configured Receive Q Length parameter 4 14 Configured Transmit Q Length parameter 4 14 configuring the BTS Peer Table 3 4 Connection Originator parameter 4 6 connections to control units disabling 4 10 enabling 4 10 specifying 2 2 4 8 B 1 Control Character Mode parameter 4 15 Control Unit Address parameter 4 10 control unit parameters Control Unit Address 4 10 default values A 2 Enable 4 11 control units 1 2 addresses B 1 customer support See getting help D deleting BTS from a router 4 16 BTS interfaces 4 16 disabling a Bisync line 4 13 BTS 4 16 connections to control units 4 10 connections to peer routers 4 7 Index 1 E editing BOT interface parameters 4 2 line parameters 4 11 Enable parameter for BTS 3 3 for control unit 4 11 for line 4 13 for peer entry 4 8 enabling a Bisync line 4 13 BTS 2 1 3 1 connections to control units
12. Configuring BSC Transport Services Router Software Version 10 0 Site Manager Software Version 4 0 Part No 112824 Rev A January 1996 a Bay Networks m Bay Networks 4401 Great America Parkway 8 Federal Street Santa Clara CA 95054 Billerica MA 01821 Copyright O 1988 1996 Bay Networks Inc All rights reserved Printed in the USA January 1996 The information in this document is subject to change without notice The statements configurations technical data and recommendations in this document are believed to be accurate and reliable but are presented without express or implied warranty Users must take full responsibility for their applications of any products specified in this document The information in this document is proprietary to Bay Networks Inc The software described in this document is furnished under a license agreement and may only be used in accordance with the terms of that license A summary of the Software License is included in this document Restricted Rights Legend Use duplication or disclosure by the United States Government is subject to restrictions as set forth in subparagraph c 1 Gi of the Rights in Technical Data and Computer Software clause at DFARS 252 227 7013 Notice for All Other Executive Agencies Notwithstanding any other license agreement that may pertain to or accompany the delivery of this computer software the rights of the United States Government regarding its use reprod
13. Enable ENABLE Interface Attached To PRIMARY Interface Type MULTIPOINT BOT Keepalive time sec 0 to disable 10 Figure 4 2 BOT Interfaces Window 3 Select an entry in this window 4 Edit the parameters in this window Refer to the descriptions in Chapter 3 for guidelines 5 Click on Apply 6 Click on Done The Configuration Manager window returns refer to Figure 4 1 Assigning Peer Routers When you enable BTS on a router you must assign at least one peer router If you set up a point to point BTS interface you can assign only one peer router If however you set up a multipoint BTS interface you can assign multiple peer routers either when you enable BTS or later 4 3 Configuring BSC Transport Services Before you assign peer routers access the BOT Peer Table Configuration window Figure 4 3 When you enable BTS and click on OK to exit the Edit BOT interface window refer to Figure 3 1 the BOT Peer Table Configuration window Figure 4 3 appears automatically To access this window when you want to assign additional peer routers 1 Start at the Configuration Manager window Figure 4 1 2 Select Protocols gt BOT gt Interfaces The BOT Interfaces window appears Figure 4 2 3 Click on Peer Table The BOT Peer Table Configuration window appears Figure 4 3 Done Add Delete Apply CU Table Values Help Figure 4 3 BOT Peer Table Configuration Window 4 4 Editing BTS Parameters
14. T CU Table Configuration window appears Figure 4 5 4 8 Editing BTS Parameters Control Unit 0x45 l Done Add Delete Apply Values Help SS Enable ENABLE Figure 4 5 BOT CU Table Configuration Window 4 Click on Add The Add BOT CU Entry window appears Cancel OK Values Help Figure 4 6 Add BOT CU Entry Window 4 9 Configuring BSC Transport Services 5 7 8 Parameter Default Range Function Instructions MIB Object ID Enter the address of the control unit Refer to the following description and Appendix B for guidelines Click on OK The BOT CU Table Configuration window returns refer to Figure 4 5 When you add an entry to the BOT CU Table Site Manager automatically enables the TCP connection to that control unit To disable the connection later refer to Enabling or Disabling a Connection to a Control Unit later in this chapter Click on Apply Click on Done Control Unit Address None 0x40 to Oxfe Specifies the address of the control unit Enter the address of the control unit in hexadecimal format 1 3 6 1 4 1 18 3 5 18 3 1 8 Enabling or Disabling a Connection to a Control Unit When you add an entry to the BOT CU Table the router automatically enables the TCP connection to that control unit To disable or re enable the connection to a control unit 1 2 3 Start at the BOT Peer Table Configuration window refer to
15. TCP IP packet 3 The secondary router transmits the packet over the IP network to the primary router 4 The primary router extracts the BSC data from the TCP IP packet The primary router transmits the BSC data to the BSC host via a front end processor FEP The process by which BSC data travels between the two routers is called tunneling Tunneling is independent of protocol differences between BSC devices and hosts Point to Point and Multipoint Configurations You can use BTS with point to point multipoint and virtual multipoint configurations Configuring BSC Transport Services Point to Point Configuration In a BTS point to point configuration one control unit and one host connect via one pair of routers Figure 1 2 Secondary Primary Router Router i Host AN a a TCP IP Figure 1 2 BTS Point to Point Configuration Multipoint Configuration Ina BTS multipoint configuration up to 32 control units on the same line connect to one host via one pair of routers Figure 1 3 Secondary Primary Host TA Router Router AN TCP IP AN a n IE p GE Figure 1 3 BTS Multipoint Configuration 1 4 Virtual Multipoint Configuration Overview of BSC Transport S
16. ailable for use by any third party Neither title nor ownership to Software passes to licensee Licensee shall not provide or otherwise make available any Software in whole or in part in any form to any third party Third parties do not include consultants subcontractors or agents of licensee who have licensee s permission to use the Software at licensee s facility and who have agreed in writing to use the Software only in accordance with the restrictions of this license Third party owners from whom Bay Networks has acquired license rights to software that is incorporated into Bay Networks products shall have the right to enforce the provisions of this license against licensee Licensee shall not remove or obscure any copyright patent trademark trade secret or similar intellectual property or restricted rights notice within or affixed to any Software and shall reproduce and affix such notice on any backup copy of Software or copies of software resulting from modification or combination performed by licensee as permitted by this license Bay Networks Inc 4401 Great America Parkway Santa Clara CA 95054 8 Federal Street Billerica MA 01821 Bay Networks Software License continuea 10 11 12 Licensee shall not reverse assemble reverse compile or in any way reverse engineer the Software Note For licensees in the European Community the Software Directive dated 14 May 1991 as may be amended from time to ti
17. ce has one or many TCP connections Point to point provides one TCP connection to the peer router Multipoint provides many TCP connections to one or more peer routers A primary interface can have either a point to point or multipoint connection A secondary interface can have only a point to point connection If this is a primary connection select point to point or multipoint if this is a secondary connection accept point to point 1 3 6 1 4 1 18 3 5 18 2 1 6 3 3 Configuring BSC Transport Services Parameter Default Range Function Instructions MIB Object ID BOT Keepalive time sec 10 seconds 0 to 2147483647 seconds Specifies how often the router sends a signal to the peer router to check that the peer router is working correctly and can receive messages Enter a value appropriate for the network We recommend that you Set this parameter to the same value on the peer router to maintain synchronization Use a value up to 50 seconds 1 3 6 1 4 1 18 3 5 18 2 1 9 3 4 Chapter 4 Editing BTS Parameters This chapter provides information on how you can edit the parameters for the BTS interfaces that you configure on the router For each BTS parameter that you configure Chapters 3 and 4 give the default setting all valid parameter options the parameter function instructions for setting the parameter and the Management Information Base MIB object ID The Technician Interface allows you t
18. d and assumes 8 bit characters It uses EBCDIC or less commonly ASCII and other code sets for data transmission Configuring BSC Transport Services There are two versions of the BSC protocol e BSC3 Interactive BSC 3270 This version has a primary secondary architecture which specifies that the primary device is responsible for initiating connections and transmitting data e BSC1 Batch BSC 2780 3780 This version allows either side to initiate the connection and transfer data Bay Networks currently supports the BSC3 protocol Hosts and Control Units A BSC host is typically a mainframe computer running the BSC protocol BSC devices communicate with hosts via control units A control unit CU manages the BSC devices that connect to it Transmission of BSC Frames over TCP Using BTS data travels from one BSC device to the other via two routers The primary router connects to the host and the secondary router connects to the control units Figure 1 1 illustrates how a BSC device uses BTS to transmit data to a BSC host 1 2 Overview of BSC Transport Services Host Secondary Primary T Router Router oken Ring AN AN ENa Tunneling Figure 1 1 Tunneling of BSC Frames The transfer process involves the following steps 1 A BSC device transmits data to a secondary router 2 The secondary router encapsulates the BSC data in a
19. e Configuration Manager window Figure 4 1 Select Protocols gt BOT Global The Edit BOT Global Parameters window appears Set the Enable parameter to Disable Click on OK Deleting BTS from the Router To delete BTS from the router 1 From the Configuration Manager window Figure 4 1 select Protocols gt BOT gt Delete BOT A window appears displaying the message Do you REALLY want to delete BOT Click on OK The Configuration Manager window returns Figure 4 1 BTS is no longer operating on the router Deleting BTS Interfaces To delete a specific BTS interface 1 2 Start at the Configuration Manager window refer to Figure 4 1 Select Circuits gt Delete Circuit The Circuit List window appears Select the interface you want to delete Click on Delete The Delete circuit window appears Click on Delete 4 16 Appendix A Default Values for BTS Parameters Tables A 1 through A 4 list the Site Manager default parameter settings for BTS Table A 1 Interface Parameters Parameter Default Enable Enable Interface Attached To None Interface Type Point to Point BOT Keepalive time sec 10 seconds Table A 2 Peer Entry Parameters Parameter Default Peer IP Address None Connection Originator None Local TCP Listen Port None Peer TCP Listen Port None Enable Enable A 1 Configuring BSC Transport Services Table A 3 Control Unit
20. egration issues Customers also have the option of purchasing direct support from Bay Networks through a variety of service programs The programs include priority access telephone support on site engineering assistance software subscription hardware replacement and other programs designed to protect your investment To purchase any of these support programs including PhonePlus for 24 hour telephone technical support call 1 800 2LANWAN Outside the U S and Canada call 408 764 1000 You can also receive information on support programs from your local Bay Networks field sales office or purchase Bay Networks support directly from your reseller Bay Networks provides several methods of receiving support and information on a nonpriority basis through the following automated systems CompuServe Bay Networks maintains an active forum on CompuServe All you need to join us online is a computer a modem and a CompuServe account We also recommend using the CompuServe Information Manager software available from CompuServe The Bay Networks forum contains libraries of technical and product documents designed to help you manage and troubleshoot your Bay Networks products Software agents and patches are available and the message boards are monitored by technical staff and can be a source for problem solving and shared experiences xii About This Guide Customers and resellers holding Bay Networks service contracts can visit the s
21. elect Protocols gt BOT gt Interfaces The BOT Interfaces window appears refer to Figure 4 2 Select an entry in this window Click on Peer Table The BOT Peer Table Configuration window appears refer to Figure 4 3 Set the Enable parameter to Enable or Disable Click on Apply 4 7 Configuring BSC Transport Services 7 Click on Done in each window to return to the Configuration Manager Parameter Enable Default Enable Options Enable Disable Function Enables or disables the TCP connection to this peer router Instructions Select Enable or Disable MIB Object ID 1 3 6 1 4 1 18 3 5 18 3 1 2 Specifying Connections to Control Units In a multipoint or virtual multipoint configuration you must configure the BOT CU table on the primary router This table contains the addresses of each control unit that the host can access You cannot configure the BOT CU table if the interface Connects to a control unit e Is a point to point connection In a virtual multipoint configuration the primary router can have more than one peer router Each peer router has a corresponding entry in the BOT Peer Table Configuration window refer to Figure 4 3 For each entry you must specify the control units that the host can access To specify connections to control units 1 Start at the BOT Peer Table Configuration window refer to Figure 4 3 2 Select a peer entry in the window 3 Click on CU Table The BO
22. ervices In a virtual BTS multipoint configuration control units connect to secondary routers which link to the host via the primary router Figure 1 4 Up to 32 control units can connect to the synchronous ports on each secondary router Using a virtual multipoint configuration control units at different sites can communicate with the host via the same line Secondary Router AN TCP IP Secondary Router Primary Router i nosi m AN Zl ATAR gt FEP Secondary Router AN eH GE CU CU Figure 1 4 BTS Virtual Multipoint Configuration pas 1 5 Chapter 2 Implementation Notes This chapter contains basic guidelines for configuring BTS interfaces BTS Interfaces You can enable BTS only on COM1 or COM2 interfaces When you enable BTS on an interface you must specify whether the interface e Connects to a host primary connection or a control unit secondary connection e Uses one point to point or many multipoint TCP connections Only a primary interface can have many TCP connections Refer to Chapter 3 for information about enabling BTS Peer Routers 2 When you enable BTS you must assign at least one peer router If you set up a point to point BTS interface you can assign only one peer router If however yo
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24. l Unit Addresses Index vi Figures Figure 1 Tunnel Or BEL Frames ceras 1 3 Figure 1 2 BTS Point to Point Configuration i iese ee ee ke Re AR AR RA ee 1 4 Figure 1 3 EIS Mulipot CoOnTqurallon soria EER Es Dee GESE ie sl bee Eg 1 4 Figure 1 4 BTS Virtual Multipoint Configuration iese esse ee ek de ke AR Ge AA Re 1 5 igre si Eat BOT maraca WINDOW ici 3 2 Figure 4 1 Configuration Manager Window iii eek ee se RA AR nano AA AR 4 2 Figure 4 2 BOT Interfaces WindOW oonccconcccnnccccnocccnanoncnoncnn nano conca cnn Ge aa 4 3 Figure 4 3 BOT Peer Table Configuration Window EE ER 4 4 Figure 4 4 Add BOT Peer Entry Window ooocooncccconnccccnoccnnonccccononcnnno AR nan AA AR 4 5 Figure 4 5 BOT CU Table Configuration Window iese ee ee Re AR RA ee 4 9 Figure 46 Add BOT OU Bitty WINDOW sisi a 4 9 Figure 4 7 Edit Bisync Parameters WiINdOW ccesecsscecseceeeeeeeeceeeneeeeeeeeneeeeneeses 4 12 vii Tables Table A 1 Imeriscs ParaMBiers das didas A 1 Table A 2 A canst AS ee a ai A 1 Table A 3 Control Umi Parameter sitio iaa A 2 Table A 4 Line Parmel asustan rin A 2 Table B 1 Device Address Table for BSOS see EERS diia EE GER ERGER B 1 About This Guide This guide describes how to configure router software to transport Binary Synchronous Communication BSC data over a multi protocol backbone network The text provides the following information for BSC Transport Services BTS
25. me shall apply for interoperability purposes Licensee must notify Bay Networks in writing of any such intended examination of the Software and Bay Networks may provide review and assistance Notwithstanding any foregoing terms to the contrary if licensee licenses the Bay Networks product Site Manager licensee may duplicate and install the Site Manager product as specified in the Documentation This right is granted solely as necessary for use of Site Manager on hardware installed with licensee s network This license will automatically terminate upon improper handling of Software such as by disclosure or Bay Networks may terminate this license by written notice to licensee if licensee fails to comply with any of the material provisions of this license and fails to cure such failure within thirty 30 days after the receipt of written notice from Bay Networks Upon termination of this license licensee shall discontinue all use of the Software and return the Software and Documentation including all copies to Bay Networks Licensee s obligations under this license shall survive expiration or termination of this license Bay Networks Inc 4401 Great America Parkway Santa Clara CA 95054 8 Federal Street Billerica MA 01821 Contents About This Guide EI EES ateis ee E mest E E ee deal art E E ES E are errr E tt xi Before YOU BegiN iese see ee AE EE AE Xi Bay Mebworks Customer SUDDOM sasies ASA GEKEN diras xii A A E ee
26. o modify parameters by issuing set and commit commands with the MIB object ID This process is equivalent to modifying parameters using Site Manager For more information about using the Technician Interface to access the MIB refer to Using Technician Interface Software Caution The Technician Interface does not verify that the value you enter for a parameter is valid Entering an invalid value can corrupt your configuration After you enable BTS you can edit all BTS parameters from the Configuration Manager window Figure 4 1 Refer to Configuring Routers for instructions on accessing this window 4 1 Configuring BSC Transport Services Ea Mage O eS Configuration Mode local SNMP Agent LOCAL FILE File Name tmp_mnt usr21 techpubs rha an cfg Model Access Node AN MIB Version x9 00 EI Used Unused Description Connectors E 25 Figure 4 1 Configuration Manager Window Editing the BTS Interface Parameters When you enable BTS you must configure the BTS interface parameters refer to Chapter 3 You can however edit these parameters later To edit the BTS interface parameters 1 Start at the Configuration Manager window Figure 4 1 2 Select Protocols gt BOT gt Interfaces The BOT Interfaces window Figure 4 2 appears 4 2 Editing BTS Parameters BOT Interfaces Done BOT Circuit Name S21 BOT Circuit Name BostonLondon Apply Peer Table Values Help fad SA Acy
27. oint configuration 1 5 2 2 4 8 W World Wide Web Bay Networks Home Page on xiii Index 3
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29. pecial libraries to acquire advanced levels of support documentation and software To open an account and receive a local dial up number call CompuServe at 1 800 524 3388 and ask for Representative No 591 e Inthe United Kingdom call Freephone 0800 289378 e In Germany call 0130 37 32 e In Europe except for the United Kingdom and Germany call 44 272 760681 e Outside the U S Canada and Europe call 614 529 1349 and ask for Representative No 591 or consult your listings for an office near you Once you are online you can reach our forum by typing the command GO BAYNETWORKS at any prompt InfoFACTS InfoFACTS is the Bay Networks free 24 hour fax on demand service This automated system contains libraries of technical and product documents designed to help you manage and troubleshoot your Bay Networks products The system can return a fax copy to the caller or to a third party within minutes of being accessed World Wide Web The World Wide Web WWW is a global information system for file distribution and online document viewing via the Internet You need a direct connection to the Internet and a Web Browser such as Mosaic or Netscape Bay Networks maintains a WWW Home Page that you can access at http www baynetworks com One of the menu items on the Home Page is the Customer Support Web Server which offers technical documents software agents and an E mail capability for communicating with our technical suppo
30. port Services Enabling BTS on the Router When you select the net module connector on which you want to enable BTS the WAN protocols menu appears To enable BTS on the router 1 Select BOT from the WAN Protocols menu 2 Click on OK The Edit BOT Interface window appears Figure 3 1 Edit BOT Interface 512 Cancel DK Values Help Enable ENABLE Interface Type BOT Keepalive time sec 0 to disable 10 Figure 3 1 Edit BOT Interface Window 3 Configure the parameters in this window Use the descriptions that follow as a guide 4 Click on OK The BOT Peer Table Configuration window appears 5 Proceed to Assigning Peer Routers in Chapter 4 3 2 Parameter Default Options Function Instructions MIB Object ID Parameter Default Options Function Instructions MIB Object ID Parameter Default Options Function Instructions MIB Object ID Enabling BTS Enable Enable Enable Disable Enables or disables BTS on this interface Select Enable or Disable 1 3 6 1 4 1 18 3 5 18 2 1 2 Interface Attached To None Primary Secondary Specifies whether this interface connects to a host primary connection or a control unit secondary connection One router can have both primary and secondary interfaces Select Primary or Secondary 1 3 6 1 4 1 18 3 5 18 2 1 7 Interface Type Point to Point Point to Point Multipoint Specifies whether the interfa
31. r Determines whether this router Self or the peer router Partner initiates the TCP connection Select Self or Partner Be sure to set this parameter on the peer router to the other value 1 3 6 1 4 1 18 3 5 18 3 1 6 4 6 Parameter Default Options Function Instructions MIB Object ID Parameter Default Options Function Instructions MIB Object ID Editing BTS Parameters Local TCP Listen Port None Any valid port number Specifies the TCP port number that this router uses for BTS This parameter is active only when you set the Connection Originator parameter to Partner Enter a valid available port number for this router Be sure to use the same value for the Peer TCP Listen Port parameter on the peer router 1 3 6 1 4 1 18 3 5 18 3 1 7 Peer TCP Listen Port None Any valid port number Specifies the TCP port that the peer router uses for BTS This parameter is active only when you set the Connection Originator parameter to Self Enter a valid available port number for the peer router Be sure to use the same value for the Local TCP Listen Port parameter on the peer router 1 3 6 1 4 1 18 3 5 18 3 1 8 Enabling or Disabling BTS Peer Routers When you configure a peer router the local router automatically enables the TCP connection to the peer To disable or re enable the connection to a peer router 1 2 Start at the Configuration Manager window refer to Figure 4 1 S
32. r from Bay Networks Press at the following numbers You may also request a free catalog of Bay Networks Press product publications Phone FAX U S Canada FAX International Bisync BOT BSC BTS CTS CU FEP RTS 1 800 845 9523 1 800 582 8000 1 916 939 1010 Binary Synchronous Communication Binary Synchronous Communication BSC over TCP IP Binary Synchronous Communication BSC Transport Services clear to send control unit front end processor request to send XV Chapter 1 Overview of BSC Transport Services Bay Networks BSC Transport Services BTS support the transmission of binary synchronous communication BSC data over a multiprotocol backbone network BTS operates on the Bay Networks AN running Software Version 9 00 or later IBM introduced the BSC protocol for the transmission of data between mainframes and remote devices in the 1960s Since then IBM and many other vendors have implemented the BSC protocol on many types of computer and devices Using BTS users of BSC equipment can improve their networks by e Integrating BSC devices into an existing network of newer client server services e Eliminating direct BSC lines which are expensive and often underused Ensuring an extremely reliable and resilient method of data transmission via TCP IP BSC Protocol BSC is a synchronous link level protocol that typically operates over low speed lines up to 19 2 Kb s This protocol is character oriente
33. rt engineers xiii Configuring BTS Services How to Get Help For additional information or advice contact the Bay Networks Technical Response Center in your area United States Valbonne France Sydney Australia Tokyo Japan Conventions 1 800 2LAN WAN 33 92 966 968 61 2 903 5800 81 3 328 005 This section describes the conventions used in this guide arrow character gt bold text italic text quotation marks screen text vertical line 1 Separates menu and option names in instructions Example Protocols AppleTalk identifies the AppleTalk option in the Protocols menu Indicates text that you need to enter and command names in text Example Use the dinfo command Indicates variable values in command syntax descriptions new terms file and directory names and book titles Indicate the title of a chapter or section within a book Indicates data that appears on the screen Example set Bay Networks Trap Monitor Filters Indicates that you enter only one of the parts of the command The vertical line separates choices Do not type the vertical line when entering the command Example If the command syntax is show at routes nets you enter either show at routes or show at nets but not both xiv About This Guide Ordering Bay Networks Publications Acronyms To purchase additional copies of this document or other Bay Networks publications order by part numbe
34. u set up a multipoint BTS interface you can assign multiple peer routers either when you enable BTS or later When you assign a peer router you must specify e The IP address of the peer router e Which of the two routers initiates the TCP connection e The TCP ports the routers use for BTS Caution Do not specify a TCP port that you have assigned to another application such as telnet or ftp 2 1 Configuring BSC Transport Services You must also configure the peer router so that the information for the router pair matches Refer to Chapter 4 for information about assigning peer routers Connections to Control Units You can connect up to 32 control units on the same line that links to a secondary router The more control units you connect to a line the slower the performance of BTS services In a multipoint or virtual multipoint configuration you must configure the BOT CU table on the primary router This table contains the addresses of each control unit that the host can access You cannot configure the BOT CU table if the interface Connects to a control unit e Is a point to point connection For a virtual multipoint configuration the primary router can have more than one peer router For each peer router you must specify the control units that the host can access Line Details Configuring line details for a Bisynchronous line is similar to configuring line details for a synchronous line In particular you
35. uction and disclosure are as set forth in the Commercial Computer Software Restricted Rights clause at FAR 52 227 19 Trademarks of Bay Networks Inc ACE AFN BCN BLN BN CN FRE LN Optivity SynOptics SynOptics Communications Wellfleet and the Wellfleet logo are registered trademarks and AN ANH ASN BaySIS BayStack BCNX BLNX BNX EZ Internetwork EZ LAN FN PathMan PhonePlus PPX Quick2Config RouterMan SPEX Bay Networks Bay Networks Press the Bay Networks logo and the SynOptics logo are trademarks of Bay Networks Inc Third Party Trademarks All other trademarks and registered trademarks are the property of their respective owners Statement of Conditions In the interest of improving internal design operational function and or reliability Bay Networks Inc reserves the right to make changes to the products described in this document without notice Bay Networks Inc does not assume any liability that may occur due to the use or application of the product s or circuit layout s described herein Portions of the code in this software product are Copyright 1988 Regents of the University of California All rights reserved Redistribution and use in source and binary forms of such portions are permitted provided that the above copyright notice and this paragraph are duplicated in all such forms and that any documentation advertising materials and other materials related to such distribution and use acknowledge t
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