Glossary
- ACF2
- the Access Control Facility -
one of Computer Associates security systems
- ACF/TCAM
- Advanced Communications Facility - TeleCommunications Access
Method
- ACF/VTAM
- Advanced Communications Facility - Virtual Telecommunications
Access Method
- action bar
- the area at the top of a panel that contains keywords identifying
actions available from the displayed panel
- address space
- the area within the operating environment that contains a piece
of work (typically a job) for the operating system
- application
- identifies a collection of programs, files, and processes that make
up a data processing system. Inventory, Payroll, etc. are examples of
applications
- APPLICATION
- a Network Director statement that identifies a logical application
- Application Program Interface
- the documented method for interfacing to the ACF
Program Products
- Application Selection Panel
- Network Director's name for the panel that allows the terminal
operator to select an application to be logically connected to
- APPLID
- the one to eight byte character string that uniquely identifies an
ACF/VTAM using subsystem to ACF/VTAM.
- ASSEMBLER
- the operating system program that will convert assembler level
source code into object code
- ASYNC
- an acronym for the asynchronous communications protocol between
the CPU and asynchronous terminals
- BI-SYNC
- acronym for the binary synchronous communications protocol
- broadcast
- a short message that is immediately sent to all terminals and/or
operators connected to Network Director
- BROADCAST
- a Network Director command that generates an immediate one line message
to its destination
- BTAM
- Basic Telecommunications Access Method
- CANCEL
- a Network Director command that can terminate internal work elements within
Network Director
- CICS
- Customer Information Control System (IBM's teleprocessing system)
- CLOSE
- a Network Director command that makes the ACF/VTAM or VSAM ACB unavailable to Network Director
- CMS
- Conversational Monitor System - the programming component of
IBM's VM operating system
- computing facility
- the combination of hardware, software, and personnel that provide
the automated environment for data processing tasks
- Configuration Parameters
- Network Director's control statements
- CPU
- the Central Processing Unit
- cross domain
- a term used to describe an interconnection between two VTAM
processing environments
- CSECT
- an ASSEMBLER Control SECTion
- CUA
- Common User Access, a portion of Systems Application Architecture
that defines and describes the user interface to the computing system
- DELETE
- a Network Director command that eliminates one or more control blocks from
within Network Director's environment
- DISPLAY
- Network Director's statement invoking general reporting and query facilities
- DASD
- Direct Access Storage Device (also referred to as disk)
- DISCONNECT
- a Network Director statement that breaks the session between Network Director and a
identified device
- DOMAIN
- an ACF/VTAM term to define a logical sphere of
influence within the computing facility
- DOS
- IBM's Disk Operating System
- DUMP
- a Network Director statement that allows a Network Administrator to display the hexadecimal
contents of main storage (virtual addresses only)
- ENA
- Extended Network Addressing - the facility within IBM's networks
that allows for 24 bit addressing of terminals and ACF/VTAM domains
- EXCP
- EXecute Channel Program - typically used to identify a
low level of programming I/O devices
- gateway
- the "*portal" into an SNA network other SNA network terminals
(connected via SNI) will pass
- GCS
- Group Control System - a portion of VM/370 that provides an
environment supporting ACF/VTAM in the VM operating environment
- GETMAIN
- an OS MACRO used to acquire virtual storage
- GETVIS
- the DOS MACRO used to acquire virtual storage
- GLOBALS
- a Network Director statement that identifies key operating environment
characteristics
- GROUP
- Network Director's term to identify multiple terminals and/or users
- HOLD
- Network Director's statement to remove an item from availability in the network
- ICCF
- IBM's programming facility for DOS/VSE environments
- IDMS/DC
- a teleprocessing system from
Computer Associates
- IMS
- the Information Management System (IBM's data base management
system)
- KSDS
- Key Sequenced Data Set - a VSAM term to identify the
characteristics a particular VSAM file has
- Linkage Editor
- the Operating System program that will process one or more object
modules (DOS Relo) and produce a single executable load module (DOS
Core Image)
- LOG
- Network Director's term for the audit trail of all activity that has occurred
- LOGO
- describes the identifying information placed by
Network Director at the top of the non CUA Application Selection Panel
- LOGON
- the act of identifying yourself to the computing facility
- logical connection
- describes the path from the physical unit (terminal) to the
subsystem currently processing the terminal's requests
- memo
- Network Director's term for a fairly lengthy message
- message
- identifies information that the terminal operator would like
transferred somewhere
- Messages Menu
- Network Director's primary vehicle for interacting with the user for
purposes of using the message facility
- message facility
- Network Director's internal application that is capable of managing messages
within the network
- MODEL204
- the data base manager and teleprocessing system provided by
CCA (Computer Corporation of America)
- MVS
- Multiple Virtual Storage, or OS/MVS, is an IBM operating system
- NCP
- the Network Control Program manages the 370x transmission control
units
- NETSOL
- NETwork SOLicitor - used by early versions of
ACF/VTAM
- network
- describes the combination of hardware and software that enables a
user to utilize the computing facility via terminals
- network element
- identifies an active user of
Network Director. The network element can be a User or a Terminal within the
logical network.
- Network Administrator
- an individual responsible for the maintenance and reliability of
the network
- NSI
- Network Director's Network System Interface. A facility that allows
communication with
Network Director from other than a terminal (batch or online programs).
- note
- Network Director's term for a short message
- NTO
- the Network Terminal Option
- OPEN
- Network Director's statement to activate on of the external ACBs (ACF/VTAM or VSAM)
- OS
- IBM's Operating System
- partition
- the area within DOS or early OS systems
available to run jobs. Similar to
an MVS' address space
- panel
- an arrangement of information grouped together for
presentation to a terminal user on a physical device
- password
- the normally secret 1 to 8 byte code that is used with the User Id
to identify that the proper individual is using the User Id
- PFKEYs
- the 3270's Program Function keys
- PROFILE
- Network Director's statement establishing the initial values for a network
profile
- profile
- contains operator specific defaults used by
Network Director to manage the operator's session
- protocol converter
- a hardware unit commonly used to convert incoming ASCII data streams
to 3270 data streams suitable for usage by ACF/VTAM and the subsystems
- pull down
- an extension of the action bar that displays a list of choices
available for a selected action bar choice
- RACF
- Resource Access and Control Facility - IBM's security package
- RELEASE
- Network Director's statement to allow a network element to be made available
for use
- ROSCOE
- the programming environment
available from Computer Associates
- SDLC
- Synchronous Data Link Control - a terminal communications protocol
- signon
- the process of identifying oneself to the computing facility.
Same as LOGON.
- SIMLOGON
- the ACF/VTAM MACRO used by a ACF/VTAM subsystem to indicate that it wants
to obtain a session with a LU
- single system image
- identifies
Network Director's goal of presenting the end user with a singular view of the
computing facility
- SITE
- another computing facility also operating Network Director and described by
the name associated with the SITE statement
- SNA
- Systems Network Architecture - a comprehensive approach to the
total network
- SNI
- SNA Network Interconnect - a method to connect individual SNA
networks to each other via a gateway
- STOP
- Network Director's statement that terminates the execution of Network Director.
- subsystem
- the term used to identify the host environments for applications
- SVC
- SuperVisor Call
- teleprocessing
- the combination of the network and one or more subsystems that
allows applications to be performed in a realtime manner
- teleprocessing systems
- the software subsystems that allow applications to take on
realtime characteristics
- TERMINAL
- Network Director's statement setting additional processing characteristics
associated with one or more network devices.
- terminal id
- the character string that uniquely identifies a terminal within
the network. The
ACF/VTAM LU name.
- Network Director
- the software component that simplifies the terminal operator's
access to the computing facility, while providing additional network
security and functions
- timesharing
- the process of dividing the use of the CPU between multiple
terminal users
- TOP-SECRET
- a security system from Computer Associates
- UCC7
- the job scheduling package
from Computer Associates
- user
- the individual using the terminal to accomplish job related tasks
- USER
- Network Director's statement identifying one or more user ids and the
characteristics associated with them
- user id
- the 1 to 8 byte character string assigned by the computing
facility to identify the user
- USS
- ACF/VTAM's Unformatted System Services
- VM
- a Network Administrator command that enables the issuing of VM commands via DIAGNOSE
X'08' to the virtual machine that is the host for Network Director
- VM/370
- Virtual Machine/370 - an operating system to run multiple virtual
CPUs in a single CPU
- VSAM
- Virtual Storage Access Method
- VS1
- Virtual Storage 1 - an OS operating system
- VSE
- Virtual Storage Extended - an acronym commonly used to reference
recent releases of DOS
- VTAM
- the Virtual Telecommunications Access Method.
Also, a Network Administrator command that allows the issuing of VTAM operator commands
from the Network Administrator panel
- window
- an area of the physical screen with visible boundaries through
which a panel or a portion of a panel is displayed
- WTO
- Write to Operator - the mechanism used in an OS system to display
information on the operator's console
- 3270
- a generic term used to describe the family of full screen devices
that are commonly in use as network terminals
- 3271/4
- terminal control units for 3270 type devices
- 370x
- the IBM Transmission Control Unit