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## Index

4DLT
  components
    4DLT Software Fundamentals
  default configuration
    The Default 4DLT Configuration
  directories
    Preparing for 4DLT Setup
  installation
    The Default 4DLT Configuration
    Preparing for 4DLT Setup

adding login services
  Adding Logins to the latservice File

adding printer services
  Adding Printers to the latservice File
  Binding to Printer Devices

advertised services parameters
  Setting Advertised Service Parameters

balanced mode
  Virtual Circuit Keep-alive Messages

binding to devices
  Manual Binding to 4DLT Devices
  Manual Binding to 4DLT Devices

circuit parameters
  Setting Circuit Parameters

circuit timer
  The Virtual Circuit Layer Circuit Timer

CPU rating
  Setting the CPU Rating and LAT User Limits
  Setting LAT Node Identification Parameters
  Setting LAT Node Identification Parameters

credits
  Slot Layer Flow Control
  Setting Session Parameters

Data Link layer
  LAT's Data Link Layer

datagrams
  LAT's Data Link Layer

/dev/lats device
  Setting STREAMS Configuration Parameters
  purpose of
    The LAT Driver—/dev/lats

/dev/snif device
  Setting Ethernet Parameters
  in the LAT protocol stack
    Configuring the LAT Protocol Stack

/dev/ttyl device
  Setting STREAMS Configuration Parameters

device files
  Manual Binding to 4DLT Devices
  How Printing Works

DNA reference model
  LAT Network Architecture

dual purpose nodes
  defined
    LAT Networks and 4DLT
  enabling
    Operating as a Dual Purpose LAT Node
  setting for
    Setting Ethernet Parameters

dynamic service ratings. See service ratings .
  LAT Service Ratings

/etc/chkconfig file
  Starting 4DLT from a File

Ethernet interface parameters
  Setting Ethernet Parameters

Ethernet interface. See also network interface.
  The Default Network Interface for LAT

Ethernet packets
  Setting Circuit Parameters

flow control
  Slot Layer Flow Control

general purpose nodes
  defined
    LAT Networks and 4DLT
  setting for
    Setting Ethernet Parameters

group codes
  assigning
    Assigning Group Codes with slcp
  assigning automatically
    Automatic Group Code Assignments
  defined
    LAT Group Codes
  effects of
    Managing Group Codes
  purpose of
    LAT Group Codes

host-initiated request parameters
  Setting Host-initiated Parameters

host-initiated requests
  defined
    Host-initiated Requests

HS_AS_TIMER parameter
  Setting Advertised Service Parameters

HS_CB_HD_TIMER parameter
  Setting Circuit Parameters

HS_CB_KA_TIMER parameter
  Setting Circuit Parameters

HS_CB_MAX_SES parameter
  Setting Circuit Parameters

HS_CB_MAXIMUM parameter
  Setting LAT Configuration Limits

HS_CB_PROGRESS parameter
  Setting Circuit Parameters

HS_CB_RETRIES
  Setting Circuit Parameters

HS_CB_VC_TIMER parameter
  Setting Circuit Parameters

HS_CPU_RATING parameter
  Setting LAT Node Identification Parameters

HS_CREDITS parameter
  Setting Session Parameters

HS_DLL_MAX parameter
  Setting Circuit Parameters

HS_FACILITY parameter
  Setting LAT Node Identification Parameters

HS_HI_CMD_RETRIES parameter
  Setting Host-initiated Parameters

HS_HI_CMD_TIMER parameter
  Setting Host-initiated Parameters

HS_HI_STS_TIMER parameter
  Setting Host-initiated Parameters

HS_IDENT parameter
  Setting LAT Node Identification Parameters

HS_INP_MAX parameter
  Setting Circuit Parameters

HS_JOB_LIMIT parameter
  Setting LAT Node Identification Parameters

HS_LE_LS_DUPS parameter
  Setting Learned Service Parameters

HS_LE_ND_RETAIN parameter
  Setting Learned Service Parameters

HS_LS_MAXIMUM parameter
  Setting LAT Configuration Limits

HS_MULTI_ON parameter
  Setting Ethernet Parameters

HS_ND_AGE_MAX parameter
  Setting Learned Service Parameters

HS_ND_MAXIMUM parameter
  Setting LAT Configuration Limits

HS_NODE parameter
  Setting LAT Node Identification Parameters

HS_QR_MAXIMUM parameter
  Setting LAT Configuration Limits

HS_SB_MAX_DATA parameter
  Setting Session Parameters

HS_SB_MAXIMUM parameter
  Setting LAT Configuration Limits

installing 4DLT
  Preparing for 4DLT Setup

IRIX search path setup
  Preparing for 4DLT Setup
  Preparing User Environments for 4DLT

keep-alive messages
  Virtual Circuit Keep-alive Messages

LAT configuration parameters
  Setting LAT Configuration Limits

LAT database
  defined
    The LAT Database
  initializing
    Providing Initial Database Information
  life-cycle events in
    Summary of LAT Database Events
  maintaining
    Maintaining the LAT Database
  organization of
    How the LAT Database Works
  purging
    Purging Unavailable Nodes and Services
    Setting Learned Service Parameters

LAT devices
  Manual Binding to 4DLT Devices
  How Printing Works

LAT network
  architecture of
    LAT Network Architecture
  components of
    LAT Network Fundamentals
  defined
    LAT Network Fundamentals
  monitoring
    Monitoring LAT

LAT protocol
  LAT Networks and 4DLT

LAT protocol stack
  The LAT Protocol Stack
  Configuring the LAT Protocol Stack

LAT_CDEV parameter
  Setting STREAMS Configuration Parameters

LAT_FDEV parameter
  Setting STREAMS Configuration Parameters

LAT_STREAM_1 parameter
  Setting STREAMS Configuration Parameters

LAT_STREAM_2 parameter
  Setting STREAMS Configuration Parameters

LAT_STREAM_3 parameter
  Setting STREAMS Configuration Parameters
  Setting STREAMS Configuration Parameters

latconfig file
  and the latd daemon
    Providing Initial Database Information
    Configuring the LAT Protocol Stack
  changing
    The 4DLT Configuration Utility—lati
    The Default LAT Configuration File
  changing with lati
    Putting Your Changes into Effect
  default contents of
    The Default Permanent Database
    The Default LAT Configuration File
  overriding values in
    Overriding Permanent Database Values
  overwriting with slcp
    Overwriting the Permanent Database
  protocol stack in
    Configuring the LAT Protocol Stack

latd daemon
  functions of
    The LAT Daemon—latd
  starting
    Using the Alternative Startup Command
    The LAT Daemon—latd
  starting
    Starting 4DLT from the Command Line
  stopping
    Stopping and Restarting 4DLT

lati utility
  main menu for
    The LAT Configuration Utility Menu
  selecting options from
    Selecting Menu Options
  setting advertised services parameters with
    Setting Advertised Service Parameters
  setting circuit parameters with
    Setting Circuit Parameters
  setting Ethernet parameters with
    Setting Ethernet Parameters
  setting host-initiated request parameters with
    Setting Host-initiated Parameters
  setting LAT limits with
    Setting LAT Configuration Limits
  setting learned services parameters with
    Setting Learned Service Parameters
  setting node parameters with
    Setting LAT Node Identification Parameters
  setting session parameters with
    Setting Session Parameters
  setting streams parameters with
    Setting STREAMS Configuration Parameters
  starting
    The LAT Configuration Utility Menu

latservice file
  adding services to
    Adding to the Default LAT Services File
  and the latd daemon
    Multicasting Service Announcements
  changing
    Maintaining the LAT Services File
    Changing the Default LAT Services File
  contents of
    Maintaining the LAT Services File
  default contents of
    The Default LAT Services File
  example of
    A Sample latservice File
  maintaining
    Maintaining the LAT Services File
  permissions on
    Changing the Default LAT Services File
  purpose of
    The Services File and Setup Utility
  record syntax in
    Changing the Default LAT Services File

learned services
  Setting LAT Configuration Limits
  The Services Directory
  Setting LAT Configuration Limits

learned services parameters
  Setting Learned Service Parameters

load balancing
  Slot Layer Load Balancing

Local Area Transport. See LAT.
  LAT Networks and 4DLT

login services
  adding
    Adding Logins to the latservice File
  removing
    Removing Logins from the latservice File

multicast timer
  The LAT Multicast Timer

multicasting
  service announcements
    Multicasting Service Announcements
  setting intervals for
    Setting the LAT Service Announcement Timer
    Setting Advertised Service Parameters

multicasting (service announcements)
  LAT Service Announcements

multiplexing
  by terminal servers
    LAT Terminal Connections
  Slot layer
    Slot Layer Multiplexing
  Virtual Circuit layer
    LAT's Virtual Circuit Layer

NET_DEVICE parameter
  Setting Ethernet Parameters

NET_STREAM_1 parameter
  Setting STREAMS Configuration Parameters

NET_STREAM_2 parameter
  Setting STREAMS Configuration Parameters

network interface
  default
    The Default Network Interface for LAT
  displaying
    Displaying the LAT Network Interface
  specifying
    Setting Ethernet Parameters
  using non-default
    Starting 4DLT with an Alternate LAN Interface

node description
  changing
    Changing the LAT Node Name or Description

node identification parameters
  Setting LAT Node Identification Parameters

node name
  changing
    Changing the LAT Node Name or Description
  default value of
    Changing the LAT Node Name or Description
    The Default LAT Node Name
  setting with lati
    Setting LAT Node Identification Parameters

nodes
  defined
    LAT Network Fundamentals
  naming
    The Default LAT Node Name
  unknown
    The Services Directory
  unreachable
    Purging Unavailable Nodes and Services
    The User Interface Utility—slat

OSI reference model
  LAT Network Architecture

packet size parameters
  Setting Circuit Parameters

path setup
  Preparing User Environments for 4DLT
  Preparing for 4DLT Setup

permanent database
  Also see latconfig file and volatile database.
    The Permanent LAT Database
  changing
    The 4DLT Configuration Utility—lati
  changing with lati
    Putting Your Changes into Effect
  default contents of
    The Default Permanent Database
  defined
    The Permanent LAT Database
  overriding values in
    Overriding Permanent Database Values
  overwriting with slcp
    Overwriting the Permanent Database

Physical Link layer
  LAT's Physical Link Layer

printer services
  adding
    Adding Printers to the latservice File
  adding manually
    Binding to Printer Devices
  implementation of
    How Printing Works
  removing
    Removing Printers from the latservice File

purging services
  Purging Unavailable Nodes and Services

removing login services
  Removing Logins from the latservice File

removing printer services
  Removing Printers from the latservice File

removing service requests
  Deleting LAT Service Queue Entries

root user account
  for slcp commands
    The 4DLT Maintenance Utility—slcp
  modifying
    Preparing for 4DLT Setup

run messages
  Virtual Circuit Messages

S31lat initialization file
  Automatic Startup With an Alternative LAN Interface
  Automatic Group Code Assignments

service announcement timer
  Setting the LAT Service Announcement Timer

service announcements
  contents of
    LAT Service Announcements
  defined
    LAT Service Announcements

Service Class layer
  LAT's Service Class Layer

Service Class messages
  Special Service Class Messages

service node directory
  The Volatile LAT Database

service nodes
  defined
    LAT Service Node Functions

service queue
  Deleting LAT Service Queue Entries
  Setting LAT Configuration Limits

service ratings
  defined
    LAT Service Announcements
  dynamic
    Setting LAT Node Identification Parameters
    Setting a LAT Service Rating
    LAT Service Ratings
  purpose of
    LAT Service Ratings
  setting
    Setting a LAT Service Rating
    Setting Learned Service Parameters
  static
    LAT Service Ratings
    Setting a LAT Service Rating

services
  adding
    Adding to the Default LAT Services File
  allocation of
    LAT Service Management
  and the latd daemon
    Setting Up Incoming Service Connections
  defined
    LAT Network Fundamentals
  deleting requests for
    Deleting LAT Service Queue Entries

services directory
  The Volatile LAT Database

session parameters
  Setting Session Parameters

sessions
  defined
    LAT Sessions
  setting maximum number of
    Setting a Maximum on LAT Login Sessions
    Setting LAT Configuration Limits

slat utility
  functions of
    The User Interface Utility—slat

slcp utility
  and the latconfig file
    The 4DLT Maintenance Utility—slcp
  and the volatile database
    The 4DLT Maintenance Utility—slcp
    About the slcp Utility
  changing node desciption with
    Changing the LAT Node Name or Description
  changing node names with
    Changing the LAT Node Name or Description
  changing the permanent database with
    Overwriting the Permanent Database
  command syntax for
    Guidelines for Entering slcp Commands
  displaying information with
    Monitoring LAT
  displaying options for
    Displaying slcp Options
  functions of
    The 4DLT Maintenance Utility—slcp
  purging the database with
    Purging Unavailable Nodes and Services
  setting CPU ratings with
    Setting the CPU Rating and LAT User Limits
  setting group codes with
    Assigning Group Codes with slcp
  setting maximum sessions with
    Setting a Maximum on LAT Login Sessions
  setting multicast timer with
    Setting the LAT Service Announcement Timer
  setting service ratings with
    Setting a LAT Service Rating

Slot layer
  LAT's Slot Layer

slots
  Slot Layer Multiplexing

start messages
  Virtual Circuit Messages

startup command
  Starting 4DLT from the Command Line

startup file
  Starting 4DLT from a File

startup procedures
  Standard 4DLT Startup Procedures

static service rating. See also service rating
  LAT Service Ratings

stop messages
  Virtual Circuit Messages

streams configuration parameters
  Setting STREAMS Configuration Parameters

svc_setup utility
  adding services with
    Adding Printers to the latservice File
    Adding Logins to the latservice File
  purpose of
    The Services File and Setup Utility
  removing services with
    Removing Printers from the latservice File
  removing services with
    Removing Logins from the latservice File

terminal servers
  defined
    LAT Terminal Server Functions
  printer connections to
    LAT Printer Connections
  terminal connections to
    LAT Terminal Connections

terminals (LAT)
  LAT Terminal Functions

time-out errors
  Setting Circuit Parameters

ttyl devices
  How Printing Works

unbalanced mode
  Virtual Circuit Keep-alive Messages

unit numbers
  Displaying the LAT Network Interface

unknown services
  Setting Learned Service Parameters
  Purging Unavailable Nodes and Services

user limits
  Setting the CPU Rating and LAT User Limits

user workstation preparation
  Preparing User Environments for 4DLT

user-initiated requests. See also host-initiated requests.
  LAT User-initiated Requests

/usr/etc/lat/latconfig file. See latconfig file.
  The Permanent LAT Database

/usr/etc/lat/latservice file. See latservice file.
  The Services File and Setup Utility

/usr/etc/lat/svc_setup utility. See svc_setup utility
  The Services File and Setup Utility

virtual circuit
  LAT's Virtual Circuit Layer

Virtual Circuit layer
  LAT's Virtual Circuit Layer

virtual circuit messages
  Virtual Circuit Messages

virtual circuits
  Setting LAT Configuration Limits

volatile database
  and slcp
    The 4DLT Maintenance Utility—slcp
  contents of
    The Volatile LAT Database

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