Troubleshooting Terminal, Printer and Serial Device Connections - Edition 4 (32022-90030)
148 Glossary
Glossary
networks used by the DTC
Manager, and other applications,
such as Switch/PAD Manager,
Hub Manager, etc.
OpenView Admin An
OpenView Windows program that
enables you to configure how your
OpenView Windows applications
will function. For example, it
enables you to set a default map
for the OpenView DTC Manager.
OpenView Draw An OpenView
windows program that is used to
draw the network map and to
label the components on it.
OpenView DTC Manager An
OpenView Windows application
that enables you to configure,
control, monitor, and troubleshoot
the operation of the Distributed
Terminal Subsystems on the
LAN.
OpenView Run An OpenView
windows program that covers
most of the control features used
by the DTC Manager, including
monitoring and diagnostic
functions.
OpenView Windows The set of
three programs: OV Admin, OV
Draw and OV Run, running on
the OpenView workstation under
MS Windows, that acts as the
platform for all OpenView
applications, such as DTC
Manager.
OpenView Windows
Workstation The personal
computer that provides software
downloads to enable operation of
the Datacommunications and
Terminal Controller (DTC). The
configuration software that runs
on this workstation is called the
OpenView DTC Manager
software.
OSI model Open Systems
Interconnection model. A model of
network architecture devised by
the International Standards
Organization (ISO). The OSI
model defines seven layers of a
network architecture with each
layer performing specified
functions.
P
packet A block of data whose
maximum length is fixed. The
unit of information exchanged by
X.25 at Level 3. The types of
packets are DATA packets and
various control packets. A packet
type is identified by the encoding
of its header.
Packet Exchange Protocol
PXP. A transport layer protocol
used in NS 3000/iX links to
initially establish communication
between nodes when NetIPC
socket registry is used.
packet-switched network
name The name of a data
communication network
adhering to the CCITT X.25