Avaya Configuring ATM Services User Manual

Part No. 117374-A Rev. ASeptember 1997BayRS Version 12.00Site Manager Software Version 6.00 Configuring ATM Services

x 117374-A Rev. A Selecting a Configuration Mode ...8-3Assigning a

117374-A Rev. A 8-1 Chapter 8Customizing LAN Emulation ClientsToday’s networks contain a vast amount of existing LAN application software. LAN emulati

Configuring ATM Services8-2 117374-A Rev. ASpecifying an OwnerSpecifying a LEC owner is optional. This entry (up to 128 alphanumeric characters) provi

Customizing LAN Emulation Clients117374-A Rev. A 8-3 Selecting a Configuration ModeYou can choose a LEC to run in either Automatic or Manual mode. In A

Configuring ATM Services8-4 117374-A Rev. ASetting the Maximum Data Frame SizeThe maximum data frame size is the largest frame that the client can• Se

Customizing LAN Emulation Clients117374-A Rev. A 8-5 Specifying a Maximum Unknown Frame TimeThe unknown frame time specifies the maximum amount of time

Configuring ATM Services8-6 117374-A Rev. AEnabling or Disabling the VCC Timeout PeriodWhen you enable the VCC Timeout Period parameter (the default s

Customizing LAN Emulation Clients117374-A Rev. A 8-7 Setting the Forward Delay TimeWhile there are no changes occurring in the network topology, the F

Configuring ATM Services8-8 117374-A Rev. ASpecifying the Emulated LAN Segment IDYou must specify an emulated LAN Segment ID when• The LANE client is

Customizing LAN Emulation Clients117374-A Rev. A 8-9 Enabling or Disabling the Flush ProtocolYou can enable (the default selection) or disable the Flu

117374-A Rev. A xiPacing Calls ...9-

Configuring ATM Services8-10 117374-A Rev. AWhere to Go NextUse the following table to determine where to go next. For information about Go toStarting

117374-A Rev. A 9-1 Chapter 9Customizing SignalingATM signaling allows the router to dynamically establish, maintain, and clear a switched virtual con

Configuring ATM Services9-2 117374-A Rev. AEnabling or Disabling SignalingBy default, signaling is enabled on an interface when you create the circuit

Customizing Signaling117374-A Rev. A 9-3 Setting Connection ThresholdsConnection thresholds allow you to control how many point-to-point connections,

Configuring ATM Services9-4 117374-A Rev. ASetting Signaling TimersYou can set several signaling timers. Table 9-1 shows the timer defaults, ranges, a

Customizing Signaling117374-A Rev. A 9-5 T309 10 1 to 540 Defines the SAAL Data Link Connect timer value (in seconds). This timer begins when a signali

Configuring ATM Services9-6 117374-A Rev. AT316 120 1 to 720 Defines the Restart Request Sent on Interface timer value (in seconds). This timer begins

Customizing Signaling117374-A Rev. A 9-7 T322 4 1 to 24 Defines the Status Enquiry Sent timer value (in seconds). This timer begins when the circuit se

Configuring ATM Services9-8 117374-A Rev. AT398 4 1 to 24 Defines the Drop Party Sent timer value (in seconds). This timer applies to multipoint connec

Customizing Signaling117374-A Rev. A 9-9 Defining RetransmissionsThe ATM circuit can retransmit a number of RESTART and STATUS ENQUIRY messages before

xii 117374-A Rev. A Defining PDU Values ...12-4Sett

Configuring ATM Services9-10 117374-A Rev. AWhere to Go NextUse the following table to determine where to go next. For information about Go toStarting

117374-A Rev. A 10-1 Chapter 10Customizing ILMIIn a switched ATM network, an ATM device must register its ATM address with an ATM switch. The router u

Configuring ATM Services10-2 117374-A Rev. ASetting the ILMI Get TimerThe ILMI Get Request timer defines the amount of time allowed for the circuit to

Customizing ILMI117374-A Rev. A 10-3 Setting the ILMI Set TimerThe ILMI Set Request timer defines the amount of time allowed for the circuit to receive

Configuring ATM Services10-4 117374-A Rev. AWhere to Go NextUse the following table to determine where to go next. For information about Go toStarting

117374-A Rev. A 11-1 Chapter 11Customizing Signaling and ILMI Control VCsThe signaling VC and the ILMI VC are reserved. These VCs remain in an operati

Configuring ATM Services11-2 117374-A Rev. ARedefining the ILMI Control VCThe ILMI control VC is a dedicated VPI/VCI pair reserved for ILMI messages. H

Customizing Signaling and ILMI Control VCs117374-A Rev. A 11-3 When setting the PCR, keep the following in mind:• Each VC can have its own PCR.• The P

Configuring ATM Services11-4 117374-A Rev. ASetting the SCRFor ATM FRE-2 ILI pairs, the SCR is the upper bound on the conforming average rate of an in

Customizing Signaling and ILMI Control VCs117374-A Rev. A 11-5 • To be useful, the SCR must not exceed the PCR. • If you know the user average rate, s

117374-A Rev. A xiii Figures Figure 2-1. ATM Cell ...

Configuring ATM Services11-6 117374-A Rev. ASetting the MBSFor ATM FRE-2 ILI pairs, the MBS is the maximum length of a cell stream allowed on a partic

Customizing Signaling and ILMI Control VCs117374-A Rev. A 11-7 Modifying the Maximum AAL CPCS SDU SizeThe maximum AAL CPCS SDU value defines the maximu

Configuring ATM Services11-8 117374-A Rev. AWhere to Go NextUse the following table to determine where to go next. For information about Go toStarting

117374-A Rev. A 12-1 Chapter 12Customizing SAALAs defined by the ATM Forum, the SAAL resides between the ATM layer and the Q.2931 signaling layer. SAAL

Configuring ATM Services12-2 117374-A Rev. AEnabling or Disabling SAALBy default, SAAL is enabled on an interface when you create the circuit. However

Customizing SAAL117374-A Rev. A 12-3 No Response Timer70 1 to 120 Defines the SSCOP No Response Timer value (in tenths of a second). This value sets th

Configuring ATM Services12-4 117374-A Rev. ADefining PDU ValuesSAAL allows you to define several SSCOP values that control PDUs.Setting the SSCOP Maximu

Customizing SAAL117374-A Rev. A 12-5 Setting the SSCOP Maximum STAT PDU ValueThe SSCOP Maximum STAT PDU value sets the maximum number of list elements

117374-A Rev. A A-1 Appendix ASite Manager ParametersOnce you enable an ATM circuit, you can use the Configuration Manager to edit ATM parameters. Many

Configuring ATM ServicesA-2 117374-A Rev. AThe Edit ATM Connector window separates the attribute buttons into the following categories:• Lines• Interf

Site Manager Parameters117374-A Rev. A A-3 Table A-1 lists each attribute category and its location. Using the Menu PathThe Protocols menu in the Confi

Configuring ATM ServicesA-4 117374-A Rev. ATable A-2 lists each attribute category and its location. Table A-2. Finding Attribute CategoriesAttribute

Site Manager Parameters117374-A Rev. A A-5 ATM Line Parameter DescriptionsThe type of ATM link module you use determines what line details you must ed

Configuring ATM ServicesA-6 117374-A Rev. AATM FRE-2 Line DetailsThis section describes how to edit the line details for ATM FRE-2 link modules.Parame

Site Manager Parameters117374-A Rev. A A-7 Parameter: SVC Inactivity Timeout EnablePath: Configuration Manager > Circuits > Edit Circuits > Ed

Configuring ATM ServicesA-8 117374-A Rev. AATM FRE-2 Physical AttributesEdit ATM FRE-2 physical attributes only when configuring a SONET OC-3 line.Para

Site Manager Parameters117374-A Rev. A A-9 Parameter: LoopbackPath: Configuration Manager > Circuits > Edit Circuits > Edit > Line Attribut

Configuring ATM ServicesA-10 117374-A Rev. AATM ARE Line DetailsThis section describes how to edit the line details for ATM ARE link modules and the M

Site Manager Parameters117374-A Rev. A A-11 Parameter: Data Path EnablePath: Configuration Manager > Circuits > Edit Circuits > Edit > Line

117374-A Rev. A xv Tables Table 1-1. Valid Data Encapsulation Types for PVCs and SVCs ...1-3Table 1-2. Protocols Supported

Configuring ATM ServicesA-12 117374-A Rev. AParameter: SVC Inactivity Timeout EnablePath: Configuration Manager > Circuits > Edit Circuits > E

Site Manager Parameters117374-A Rev. A A-13 Parameter: Framing ModePath: Configuration Manager > Circuits > Edit Circuits > Edit > Line Att

Configuring ATM ServicesA-14 117374-A Rev. AParameter: DS3 Line Build OutPath: Configuration Manager > Circuits > Edit Circuits > Edit > Li

Site Manager Parameters117374-A Rev. A A-15 Parameter: Per-VC ClippingPath: Configuration Manager > Circuits > Edit Circuits > Edit > Line

Configuring ATM ServicesA-16 117374-A Rev. AATM Interface Parameter DescriptionsInterface parameters define the state of the ATM interface. Figure A-2

Site Manager Parameters117374-A Rev. A A-17 Parameter: Administrative StatePath: Configuration Manager > Protocols > ATM > InterfacesDefault:

Configuring ATM ServicesA-18 117374-A Rev. AParameter: Use Hardware MAC AddressPath: Configuration Manager > Protocols > ATM > InterfacesDefau

Site Manager Parameters117374-A Rev. A A-19 ATM Service Record Parameter DescriptionsService record parameters define the ATM service records for an in

Configuring ATM ServicesA-20 117374-A Rev. AFigure A-3. Service Attributes Window Sequence (PVCs)Figure A-4 shows the sequence of windows that can app

Site Manager Parameters117374-A Rev. A A-21 Figure A-4. Service Attributes Window Sequence (SVCs with LANE)Note: With the exception of the LAN Emulati

xvi 117374-A Rev. A Table B-15. ATM Control VC for ILMI Window ... B-7Table B-16. ATM ARP C

Configuring ATM ServicesA-22 117374-A Rev. AParameter: Enable/DisablePath: Configuration Manager > Protocols > ATM > Service RecordsDefault: E

Site Manager Parameters117374-A Rev. A A-23 Parameter: Virtual Connection TypePath: Configuration Manager > Protocols > ATM > Service Records

Configuring ATM ServicesA-24 117374-A Rev. AParameter: ATM Addr User PartPath: Configuration Manager > Protocols > ATM > Service Records >

Site Manager Parameters117374-A Rev. A A-25 Parameter: ATM Addr Net Prefix (Optional)Path: Configuration Manager > Protocols > ATM > Service Re

Configuring ATM ServicesA-26 117374-A Rev. AParameter: Emulated LAN NamePath: Configuration Manager > Protocols > ATM > Service Records > A

Site Manager Parameters117374-A Rev. A A-27 Parameter: Emulated LAN TypePath: Configuration Manager > Protocols > ATM > Service Records > L

Configuring ATM ServicesA-28 117374-A Rev. AATM Virtual Channel Link Parameter DescriptionsNote: ATM does not allow duplicate VPI/VCI pairs on the sam

Site Manager Parameters117374-A Rev. A A-29 Parameter: VCI NumberPath: Configuration Manager > Protocols > ATM > Service Records > PVC >

Configuring ATM ServicesA-30 117374-A Rev. AParameter: Administrative StatePath: Configuration Manager > Protocols > ATM > Service Records >

Site Manager Parameters117374-A Rev. A A-31 Parameter: Xmit Sustainable Cell Rate (cells/s) Path: Configuration Manager > Protocols > ATM > Se

117374-A Rev. A xvii About This Guide This guide describes asynchronous transfer mode (ATM) and what you do to start and customize a Bay Networks ®

Configuring ATM ServicesA-32 117374-A Rev. AWhen setting the SCR for ATM ARE ILI pairs and Model 5780 ATM routers, keep the following in mind:• The SC

Site Manager Parameters117374-A Rev. A A-33 Parameter: Xmit Burst Size (cells)Path: Configuration Manager > Protocols > ATM > Service Records

Configuring ATM ServicesA-34 117374-A Rev. AParameter: Maximum AAL CPCS Receive SDU SizePath: Configuration Manager > Protocols > ATM > Servic

Site Manager Parameters117374-A Rev. A A-35 LAN Emulation Parameter DescriptionsParameter: EnablePath: Configuration Manager > Protocols > ATM &g

Configuring ATM ServicesA-36 117374-A Rev. AParameter: Emulated LAN TypePath: Configuration Manager > Protocols > ATM > Service Records > L

Site Manager Parameters117374-A Rev. A A-37 Parameter: Maximum Data Frame SizePath: Configuration Manager > Protocols > ATM > Service Records

Configuring ATM ServicesA-38 117374-A Rev. AParameter: Emulated LAN NamePath: Configuration Manager > Protocols > ATM > Service Records > L

Site Manager Parameters117374-A Rev. A A-39 Parameter: Control TimeoutPath: Configuration Manager > Protocols > ATM > Service Records > LEC

Configuring ATM ServicesA-40 117374-A Rev. AParameter: Max Unknown Frame TimePath: Configuration Manager > Protocols > ATM > Service Records &

Site Manager Parameters117374-A Rev. A A-41 Parameter: Max Retry CountPath: Configuration Manager > Protocols > ATM > Service Records > LEC

Configuring ATM Servicesxviii 117374-A Rev. A Before You Begin Before using this guide, you must complete the following procedures. For a new router:

Configuring ATM ServicesA-42 117374-A Rev. AParameter: Expected LE_ARP Response TimePath: Configuration Manager > Protocols > ATM > Service Re

Site Manager Parameters117374-A Rev. A A-43 Parameter: Emulated LAN Segment IDPath: Configuration Manager > Protocols > ATM > Service Records

Configuring ATM ServicesA-44 117374-A Rev. AParameter: LE Config Server ATM AddressPath: Configuration Manager > Protocols > ATM > Service Reco

Site Manager Parameters117374-A Rev. A A-45 ATM Signaling Parameter DescriptionsATM signaling attributes define the connection and timer limits the rou

Configuring ATM ServicesA-46 117374-A Rev. AParameter: EnablePath: Configuration Manager > Protocols > ATM > ATM Signaling(This parameter also

Site Manager Parameters117374-A Rev. A A-47 Parameter: Max Number of SVC ApplicationsPath: Configuration Manager > Protocols > ATM > ATM Signa

Configuring ATM ServicesA-48 117374-A Rev. AParameter: Max Parties in Multipoint ConnectionsPath: Configuration Manager > Protocols > ATM > AT

Site Manager Parameters117374-A Rev. A A-49 Parameter: VCIPath: Configuration Manager > Protocols > ATM > ATM SignalingDefault: 5Options: 1 to

Configuring ATM ServicesA-50 117374-A Rev. AParameter: T308Path: Configuration Manager > Protocols > ATM > ATM SignalingDefault: 30Options: 1

Site Manager Parameters117374-A Rev. A A-51 Parameter: T310Path: Configuration Manager > Protocols > ATM > ATM SignalingDefault: 10Options: 1

About This Guide 117374-A Rev. A xix screen text Indicates data that appears on the screen. Example: Set Bay Networks Trap Monitor Filters separato

Configuring ATM ServicesA-52 117374-A Rev. AParameter: T316Path: Configuration Manager > Protocols > ATM > ATM SignalingDefault: 120Options: 1

Site Manager Parameters117374-A Rev. A A-53 Parameter: T316cPath: Configuration Manager > Protocols > ATM > ATM SignalingDefault: 120Options:

Configuring ATM ServicesA-54 117374-A Rev. AParameter: T322Path: Configuration Manager > Protocols > ATM > ATM SignalingDefault: 4Options: 1 t

Site Manager Parameters117374-A Rev. A A-55 Parameter: T398Path: Configuration Manager > Protocols > ATM > ATM SignalingDefault: 4Options: 1 t

Configuring ATM ServicesA-56 117374-A Rev. AParameter: Num Restarts ReXmittedPath: Configuration Manager > Protocols > ATM > ATM SignalingDefa

Site Manager Parameters117374-A Rev. A A-57 ATM ILMI Signaling Parameter DescriptionsILMI signaling parameters define the SNMP timers and retry limits

Configuring ATM ServicesA-58 117374-A Rev. AParameter: EnablePath: Configuration Manager > Protocols > ATM > ILMI SignalingDefault: EnableOpti

Site Manager Parameters117374-A Rev. A A-59 Parameter: ILMI VCIPath: Configuration Manager > Protocols > ATM > ILMI SignalingDefault: 16Option

Configuring ATM ServicesA-60 117374-A Rev. AParameter: ILMI Get Next TimerPath: Configuration Manager > Protocols > ATM > ILMI SignalingDefaul

Site Manager Parameters117374-A Rev. A A-61 Signaling and ILMI Control VC Parameter DescriptionsThe parameters for signaling and ILMI control VCs are

ii 117374-A Rev. A 4401 Great America Parkway 8 Federal StreetSanta Clara, CA 95054 Billerica, MA 01821 Copyright © 1997 Bay Networks, Inc. All right

Configuring ATM Servicesxx 117374-A Rev. A DXI Data Exchange InterfaceELAN emulated LANER error recoveryFRE Fast Routing EngineILI Intelligent Link I

Configuring ATM ServicesA-62 117374-A Rev. AParameter: Xmit Sustainable Cell Rate (cells/s) Path: Configuration Manager > Protocols > ATM > AT

Site Manager Parameters117374-A Rev. A A-63 When setting the SCR for ATM ARE ILI pairs and Model 5780 ATM routers, keep the following in mind:• The SC

Configuring ATM ServicesA-64 117374-A Rev. AParameter: Xmit Burst Size (cells)Path: Configuration Manager > Protocols > ATM > ATM Signaling &g

Site Manager Parameters117374-A Rev. A A-65 Parameter: Maximum AAL CPCS Transmit SDU SizePath: Configuration Manager > Protocols > ATM > ATM S

Configuring ATM ServicesA-66 117374-A Rev. AATM Signaling AAL Parameter DescriptionsSignaling AAL (SAAL) parameters define the connection and timer set

Site Manager Parameters117374-A Rev. A A-67 Parameter: Link Connection ArbitrationPath: Configuration Manager > Protocols > ATM > Signaling AA

Configuring ATM ServicesA-68 117374-A Rev. AParameter: No Response TimerPath: Configuration Manager > Protocols > ATM > Signaling AALDefault:

Site Manager Parameters117374-A Rev. A A-69 Parameter: Max Connection ControlPath: Configuration Manager > Protocols > ATM > Signaling AALDefa

Configuring ATM ServicesA-70 117374-A Rev. AATMARP Configuration Parameter DescriptionsThis section describes ATM-specific IP parameters for implementin

Site Manager Parameters117374-A Rev. A A-71 Adjacent Host Parameter DescriptionsThis section describes ATM IP parameters for creating adjacent hosts i

About This Guide 117374-A Rev. A xxi PDU protocol data unitPVC permanent virtual circuitRIP Routing Information ProtocolRS resynchronizationSAAL sig

Configuring ATM ServicesA-72 117374-A Rev. AParameter: IP Adjacent Host AddressPath: Configuration Manager > Protocols > IP > Adjacent HostsDe

Site Manager Parameters117374-A Rev. A A-73 Parameter: Host EncapsulationPath: Configuration Manager > Protocols > IP > Adjacent HostsDefault:

Configuring ATM ServicesA-74 117374-A Rev. AIP Interface Parameter DescriptionsThis section describes ATM IP parameters for implementing Classical IP

Site Manager Parameters117374-A Rev. A A-75 Parameter: ARP Server ATM Address User PartPath: Configuration Manager > Protocols > IP > Interfac

117374-A Rev. A B-1 Appendix BSite Manager Default Settings for ATMTables Table B-1 to Table B-16 list the Site Manager default parameter settings for

Configuring ATM ServicesB-2 117374-A Rev. ATable B-3. ATM Service Record Parameters Window Parameter DefaultData Encapsulation Type LANE (signaling en

Site Manager Default Settings for ATM117374-A Rev. A B-3 Table B-6. LAN Emulation Parameters WindowParameter DefaultEnable EnableOwner NoneConfiguratio

Configuring ATM ServicesB-4 117374-A Rev. AATM FRE-2 Line ParametersATM ARE Line ParametersTable B-8. ATM FRE-2 Line Parameters Parameter Default Enab

Site Manager Default Settings for ATM117374-A Rev. A B-5 DS3 Line Build Out ShortDS3 Scrambling OnTable B-11. ATM Signaling Parameters WindowParameter

Configuring ATM Servicesxxii 117374-A Rev. A Ordering Bay Networks Publications To purchase additional copies of this document or other Bay Networks

Configuring ATM ServicesB-6 117374-A Rev. ATable B-12. ATM Control VC for Signaling WindowParameter DefaultXmit Peak Cell Rate (cells/s) 4716Xmit Sust

Site Manager Default Settings for ATM117374-A Rev. A B-7 Table B-14. ATM ILMI Signaling Parameters WindowParameter DefaultEnable EnableILMI VPI 0ILMI

117374-A Rev. A C-1 Appendix CATM Sample LogThe following log provides an example of a working ATM Ethernet LANE configuration. To generate this level

Configuring ATM ServicesC-2 117374-A Rev. A#5: 11/03/95 11:44:50.605 WARNING SLOT 5 ATMINTF Code: 20Port 1: not verified with diagnos

ATM Sample Log117374-A Rev. A C-3 #17: 11/03/95 11:44:58.878 DEBUG SLOT 5 ATM Code: 47Signalling came alive#18: 11/03/95 11:44:

Configuring ATM ServicesC-4 117374-A Rev. A#25: 11/03/95 11:44:58.902 DEBUG SLOT 5 ATM_SIG Code: 24FSM atmlmst_sig_vmr: call_ref=2, S

ATM Sample Log117374-A Rev. A C-5 #33: 11/03/95 11:44:58.949 INFO SLOT 5 ATM_SIG Code: 6Line 1405101: ATM ILMI active.Line 1405101

Configuring ATM ServicesC-6 117374-A Rev. A#42: 11/03/95 11:44:59.210 DEBUG SLOT 5 ATM Code: 47Atm Address Registration Success

ATM Sample Log117374-A Rev. A C-7 #53: 11/03/95 11:44:59.320 DEBUG SLOT 5 ATM_SIG Code: 24ATM Layer Manager Inbound: Register Request

About This Guide 117374-A Rev. A xxiii How to Get Help If you purchased a service contract for your Bay Networks product from a distributor or autho

Configuring ATM ServicesC-8 117374-A Rev. A#63: 11/03/95 11:44:59.332 DEBUG SLOT 5 ATM_SIG Code: 24ATM Layer Manager Inbound: ATM VC Re

ATM Sample Log117374-A Rev. A C-9 #71: 11/03/95 11:45:01.929 DEBUG SLOT 5 ATM_SIG Code: 24ATM Layer Manager Inbound: ATM VC Reserve R

Configuring ATM ServicesC-10 117374-A Rev. A#80: 11/03/95 11:45:05.917 DEBUG SLOT 5 ATM_LE Code: 45LEC API msg: LE Config Response f

ATM Sample Log117374-A Rev. A C-11 #91: 11/03/95 11:45:14.984 DEBUG SLOT 5 ATM_SIG Code: 24ATM Layer Manager Inbound: VC MOD RESPONSE

Configuring ATM ServicesC-12 117374-A Rev. A Transaction_Id: 00fb7b60 Requestor LECID: 0050 Flags: 0000 Lan Type: 802.3 Max Frame Size

ATM Sample Log117374-A Rev. A C-13 #102: 11/03/95 11:45:15.968 DEBUG SLOT 5 ATM_SIG Code: 24ATM Layer Manager Inbound: Signalling Con

Configuring ATM ServicesC-14 117374-A Rev. A#110: 11/03/95 11:45:16.058 INFO SLOT 5 ATM Code: 8Line 1405101 : vpi/vci 0/34 has

ATM Sample Log117374-A Rev. A C-15 #119: 11/03/95 11:45:16.085 TRACE SLOT 5 ATM_LE Code: 41LEC: LEC #3 successfully joined LAN 29 (L

Configuring ATM ServicesC-16 117374-A Rev. A#125: 11/03/95 11:45:16.093 DEBUG SLOT 5 ATM_LE Code: 45LEC: Received one of our LE-ARP

ATM Sample Log117374-A Rev. A C-17 #132: 11/03/95 11:45:16.984 INFO SLOT 5 ATM Code: 8Line 1405101 : vpi/vci 0/35 has been acti

Configuring ATM ServicesC-18 117374-A Rev. A#144: 11/03/95 11:45:17.050 DEBUG SLOT 5 ATM_LE Code: 45LEC: Multicast Fwd open call ind

ATM Sample Log117374-A Rev. A C-19 #154: 11/03/95 11:45:17.175 DEBUG SLOT 5 ATM_LE Code: 45LEC: Control Packet - Opcode: AR

Configuring ATM ServicesC-20 117374-A Rev. A#157: 11/03/95 11:45:17.191 DEBUG SLOT 5 ATM_LE Code: 45 Src LAN: ---- ... not for

ATM Sample Log117374-A Rev. A C-21 #160: 11/03/95 11:45:17.199 TRACE SLOT 5 ATM_LE Code: 41LEC: Called SIG_Open_VC: cct 3 call_ref 1

Configuring ATM ServicesC-22 117374-A Rev. A#171: 11/03/95 11:45:17.386 WARNING SLOT 5 ATM_LE Code: 34LEC: incoming Data Direct call a

ATM Sample Log117374-A Rev. A C-23 LEC: Replying to received LE-FLUSH-REQUEST for LEC #3**************************************************************

Configuring ATM ServicesC-24 117374-A Rev. A Lan Name: ------- Targ ATM Address: 00000000000000000000000000-000000000000/00 Dest LAN: ff:ff:ff:ff

ATM Sample Log117374-A Rev. A C-25 Src ATM Address: 39000000000000000000000000-0000a20e9fca/00 Src LAN: ---- ... not for us (LEC #3)LEC: Rec

Configuring ATM ServicesC-26 117374-A Rev. ALEC: got reverification response for dest ff:ff:ff:ff:ff:ff on LEC #3*************************************

ATM Sample Log117374-A Rev. A C-27 Transaction_Id: 00000001 Requestor LECID: 0050 Flags: 0000 Lan Type: Unspec Max Frame Size: U

117374-A Rev. A 1-1 Chapter 1Starting ATM This chapter provides instructions for setting up an ATM interface to run the default PVC, Classical IP, o

117374-A Rev. A Index-1AAAL CPCS Receive SDU Sizemodifyingcontrol VCs, 11-7PVCs, 7-8parameter descriptioncontrol VCs, A-65PVCs, A-34settingcontrol VCs

Index-2 117374-A Rev. Aenabling, 1-1 to 1-9layers, 2-7AAL 5, 2-7ATM Adaptation Layer (AAL), 2-7in protocol reference model, 2-6 to 2-7log, C-1 to C-27

117374-A Rev. A Index-3Xmit Burst Size, A-64Xmit Peak Cell Rate, A-61Xmit Sustainable Cell Rate, A-62redefiningILMI, 11-2signaling, 11-1traffic paramete

Index-4 117374-A Rev. Aenabling/disabling, 6-1parameter description, A-17Enable parameteradjacent host, A-71ATM ARE linedescription, A-10using, 5-5ATM

117374-A Rev. A Index-5ILMI Get Next Timer, A-60ILMI Get Retry Count, A-59ILMI Get Timer, A-59ILMI Set Retry Count, A-61ILMI Set Timer, A-60ILMI VCI,

Index-6 117374-A Rev. ASee also LECcomponents, 4-2 to 4-3concepts, 4-1 to 4-6Configuration Server (LECS), described, 4-2Configure State, 4-5customizing,

117374-A Rev. A Index-7linesmodifyingATM ARE, 5-5ATM FRE-2, 5-1Model 5780, 5-5window sequence, A-5Link Connection Arbitrationdefining, 12-2parameter de

Index-8 117374-A Rev. APVCs, 7-7Maximum Data Frame Sizeparameter description, A-37setting, 8-4maximum transmission unit parameter. See MTUMBS. See Max

117374-A Rev. A Index-9PVCsaccess methods for, 2-13 to 2-16adding, 1-9and service records, 2-8customizing, 7-1 to 7-8encapsulation methods, 2-9 to 2-1

Configuring ATM Services1-2 117374-A Rev. AAdding ATM to the RouterAdding ATM to the router means:1. Creating an ATM circuit2. Defining an ATM service

Index-10 117374-A Rev. AATM Addr User Part, A-24Data Encapsulation Type, A-22Enable/Disable, A-22MTU, A-27User Part Autogeneration, A-23Virtual Connec

117374-A Rev. A Index-11TT303parameter description, A-49setting, 9-4T308parameter description, A-50setting, 9-4T309parameter description, A-50setting,

virtual path, defined, 2-4VPI (signaling)changing, 11-1parameter description, A-48See also ILMI VPIVPI Numberparameter description, A-28setting, 7-1VPI

Starting ATM117374-A Rev. A 1-3 Defining a Service RecordThe Configuration Manager allows you to add service records for a specific data encapsulation ty

Configuring ATM Services1-4 117374-A Rev. A2. Click on Add.The ATM Service Record Parameters window opens.If you disabled signaling in the Initial ATM

Starting ATM117374-A Rev. A 1-5 Refer to Appendix A for a detailed description of any parameter you may want to customize.4. Click on OK.The Select Pr

117374-A Rev. A iii Bay Networks, Inc. Software License Agreement NOTICE: Please carefully read this license agreement before copying or using the

Configuring ATM Services1-6 117374-A Rev. AEnabling Protocols on an ATM Service RecordDepending on the data encapsulation type and virtual connection

Starting ATM117374-A Rev. A 1-7 Things to RememberWhen enabling protocols on a service record, keep the following in mind:• A PVC service record requi

Configuring ATM Services1-8 117374-A Rev. A• By leaving the Emulated LAN Type as Unspecified (the default), you allow the LECS to determine what emulat

Starting ATM117374-A Rev. A 1-9 Adding PVCsTo add a PVC to a PVC service record:1. Click on Add in the ATM Virtual Channel Link window.The ATM Virtual

Configuring ATM Services1-10 117374-A Rev. AWhere to Go NextUse the following table to determine where to go next. For information about Go toATM conc

117374-A Rev. A 2-1 Chapter 2Understanding ATM ConceptsThis chapter looks at concepts underlying ATM and, where appropriate, the specific ways Bay Netw

Configuring ATM Services2-2 117374-A Rev. AATM allows the network to operate at a much higher rate than typical packet-switching systems (for example,

Understanding ATM Concepts117374-A Rev. A 2-3 The fields in each ATM cell header provide all the information necessary for networking. These fields incl

Configuring ATM Services2-4 117374-A Rev. AA virtual channel is a logical connection between two communicating ATM devices. Each virtual channel may c

Understanding ATM Concepts117374-A Rev. A 2-5 Permanent and Switched Virtual ConnectionsVirtual channels and virtual paths allow you to establish virt

iv 117374-A Rev. A its own data and information and for maintaining adequate procedures apart from the Software to reconstruct lost or altered files,

Configuring ATM Services2-6 117374-A Rev. AAlthough Bay Networks uses raw bandwidth to describe line rates, inherent overhead within the media limits

Understanding ATM Concepts117374-A Rev. A 2-7 The following layers relate directly to how Bay Networks routers support ATM:• ATM layer• ATM adaptation

Configuring ATM Services2-8 117374-A Rev. AFigure 2-5. ATM Adaptation Layer 5Service Records and Virtual CircuitsATM devices communicate using virtual

Understanding ATM Concepts117374-A Rev. A 2-9 Data EncapsulationBay Networks ATM routers support multiprotocol encapsulation (as defined in RFC 1483),

Configuring ATM Services2-10 117374-A Rev. ALLC/SNAP EncapsulationLogical Link Control/Subnetwork Access Protocol (LLC/SNAP; RFC 1483) allows multiple

Understanding ATM Concepts117374-A Rev. A 2-11 Selecting a Data Encapsulation MethodGenerally speaking, the designers of these data encapsulation meth

Configuring ATM Services2-12 117374-A Rev. AYou can either manually configure the carried protocol or let the signaling procedures negotiate it dynamic

Understanding ATM Concepts117374-A Rev. A 2-13 • You must assign a data encapsulation type to hybrid-mode PVCs individually, using the Site Manager AT

Configuring ATM Services2-14 117374-A Rev. AFigure 2-6. Multiple PVCs per Service RecordOf the various methods, having multiple PVCs per service recor

Understanding ATM Concepts117374-A Rev. A 2-15 One PVCOne PVC per service record works the same way as multiple PVCs per service record, except that y

117374-A Rev. A v Contents About This Guide Before You Begin ...

Configuring ATM Services2-16 117374-A Rev. AHybrid AccessPVCs do not typically allow bridging in nonmeshed environments. If your network combines brid

Understanding ATM Concepts117374-A Rev. A 2-17 Using Hybrid PVCs for Transparent BridgingIn Figure 2-9, traffic bridges between Site A and Site B. The

Configuring ATM Services2-18 117374-A Rev. ASVC Access MethodsSVCs use signaling messages to dynamically establish, maintain, and clear a switched vir

Understanding ATM Concepts117374-A Rev. A 2-19 How you assign your ATM traffic parameters depends on• The characteristics of the individual connections

Configuring ATM Services2-20 117374-A Rev. AAvailable Bit RateATM ARE ILI pairs use available bit rate (ABR) to determine bandwidth allocation. ABR is

Understanding ATM Concepts117374-A Rev. A 2-21 ARP and Inverse ARP SupportATM supports address resolution protocol (ARP), enabling the router to dynam

Configuring ATM Services2-22 117374-A Rev. AConverting Mb/s to Cells/sSeveral ATM traffic parameters require you to enter values in cells per second (c

Understanding ATM Concepts117374-A Rev. A 2-23 For More InformationFor more information about ATM, refer to the following documents:ATM Forum. ATM Use

Configuring ATM Services2-24 117374-A Rev. AWhere to Go NextUse the following table to determine where to go next. For information about Go toStarting

117374-A Rev. A 3-1 Chapter 3Understanding Classical IP over ATM ConceptsRFC 1577, Classical IP and ARP over ATM, describes an administrative entity w

vi 117374-A Rev. A Chapter 2 Understanding ATM Concepts ATM General Information ...

Configuring ATM Services3-2 117374-A Rev. AFigure 3-1. IP Local Area NetworkIn Figure 3-2, an ATM network replaces the LAN interfaces, creating a LIS.

Understanding Classical IP over ATM Concepts117374-A Rev. A 3-3 Figure 3-2. IP Logical IP SubnetATM Address ResolutionAn address resolution protocol d

Configuring ATM Services3-4 117374-A Rev. AA router that needs the ATM address of a host on the LIS sends an ATMARP request to the server. When the se

Understanding Classical IP over ATM Concepts117374-A Rev. A 3-5 For your convenience, Appendix A describes ATM-specific IP parameters necessary for Cla

Configuring ATM Services3-6 117374-A Rev. AWhere to Go NextUse the following table to determine where to go next. For information about Go toStarting

117374-A Rev. A 4-1 Chapter 4Understanding ATM LAN Emulation ConceptsThis chapter provides general information about LAN emulation as described by the

Configuring ATM Services4-2 117374-A Rev. ALAN Emulation ComponentsEach ATM domain contains a LAN emulation configuration server and each emulated LAN

Understanding ATM LAN Emulation Concepts117374-A Rev. A 4-3 LAN Emulation ServerThe LES controls and coordinates LE client access to the emulated LAN.

Configuring ATM Services4-4 117374-A Rev. AUnderstanding LAN Emulation StatesAs defined in the ATM Forum LAN Emulation Over ATM specification, LE client

Understanding ATM LAN Emulation Concepts117374-A Rev. A 4-5 Initial StateAn LE client always starts in the initial state before attempting to connect

117374-A Rev. A viiSimulated Multicast Packet Support ...2-21Converting Mb/

Configuring ATM Services4-6 117374-A Rev. AInitial Registration StateAn LE client enters the initial registration state when it attempts to register m

Understanding ATM LAN Emulation Concepts117374-A Rev. A 4-7 Where to Go NextUse the following table to determine where to go next. For information abo

117374-A Rev. A 5-1 Chapter 5Customizing an ATM LineThe type of ATM link module you use in your router determines how you edit the line details. This

Configuring ATM Services5-2 117374-A Rev. ASpecifying the Data Path Notify Timeout ValueWhen you enable the Data Path Notify function, you must also s

Customizing an ATM Line117374-A Rev. A 5-3 Modifying ATM FRE-2 Physical AttributesThe physical attributes of the ATM line include framing information,

Configuring ATM Services5-4 117374-A Rev. AEnabling or Disabling Cell Payload ScramblingSome ATM network equipment can exhibit sensitivity to certain

Customizing an ATM Line117374-A Rev. A 5-5 Defining ATM Cell InsertionAn ATM line is never idle. In the absence of user cells, the ATM framer device mu

Configuring ATM Services5-6 117374-A Rev. AEnabling and Disabling the Data Path FunctionThis function specifies whether the router disables the interfa

Customizing an ATM Line117374-A Rev. A 5-7 Specifying an SVC Inactivity Timeout (In Seconds)When you enable the SVC Inactivity Timeout function, you m

viii 117374-A Rev. A Chapter 5 Customizing an ATM Line Modifying ATM FRE-2 Line Details ...

Configuring ATM Services5-8 117374-A Rev. ADefining the Clocking Signal SourceYou can specify either an internal (the default setting) or external cloc

Customizing an ATM Line117374-A Rev. A 5-9 Enabling or Disabling Per-VC ClippingPer-VC clipping provides an added traffic-shaping option that allows yo

Configuring ATM Services5-10 117374-A Rev. AWhere to Go NextUse the following table to determine where to go next. For information about Go toStarting

117374-A Rev. A 6-1 Chapter 6Customizing ATM Interfaces andService RecordsThis chapter describes how to customize the various ATM interface and servic

Configuring ATM Services6-2 117374-A Rev. AAutogenerating ATM AddressesYou can automatically generate the user part (suffix) of SVC ATM addresses. When

Customizing ATM Interfaces and Service Records117374-A Rev. A 6-3 Enabling or Disabling User Part AutogenerationAfter deciding what endstation identifi

Configuring ATM Services6-4 117374-A Rev. AEntering an ATM Address Network PrefixThe ATM address network prefix specifies the ATM domain of which the ser

Customizing ATM Interfaces and Service Records117374-A Rev. A 6-5 Defining a Service RecordA service record is generally defined by the type of data enc

Configuring ATM Services6-6 117374-A Rev. ASpecifying a Virtual Connection TypeA service record can have either PVCs or SVCs--but not both. SVC is the

Customizing ATM Interfaces and Service Records117374-A Rev. A 6-7 Defining the MTUThe MTU is the largest possible unit of data that the service record

117374-A Rev. A ixAssigning ATM Addresses ...6-3Entering a

Configuring ATM Services6-8 117374-A Rev. AWhere to Go NextUse the following table to determine where to go next. For information about Go toStarting

117374-A Rev. A 7-1 Chapter 7Customizing PVCsThis chapter describes how to customize the various PVC-specific parameters.Setting a VPI/VCI PairA virtua

Configuring ATM Services7-2 117374-A Rev. ASetting a VCI NumberThe VCI number does not have a default setting. You must enter a valid VCI number for e

Customizing PVCs117374-A Rev. A 7-3 Assigning the Administrative StateBy default, the PVC is operational (Up) when you add it to the service record. H

Configuring ATM Services7-4 117374-A Rev. AWhen setting the PCR, keep the following in mind:• Each VC can have its own PCR.• The PCR cannot exceed the

Customizing PVCs117374-A Rev. A 7-5 Setting the SCRFor ATM FRE-2 ILI pairs, the SCR is the upper bound on the conforming average rate of an individual

Configuring ATM Services7-6 117374-A Rev. AWhen setting the SCR for ATM ARE ILI pairs and Model 5780 ATM routers, keep the following in mind:• The SCR

Customizing PVCs117374-A Rev. A 7-7 Setting the MBSFor ATM FRE-2 ILI pairs, the maximum burst size (MBS) is the maximum length of a cell stream allowe

Configuring ATM Services7-8 117374-A Rev. AModifying the Maximum AAL CPCS SDU SizeThe maximum ATM adaptation layer (AAL) common part convergence subla

Customizing PVCs117374-A Rev. A 7-9 Where to Go NextUse the following table to determine where to go next. For information about Go toStarting ATM Cha