Troubleshooting Terminal, Printer, and Serial Device Connections - Edition 5 (32022-90058)

Glossary
DTE
Glossary
117
DTC 16 HP 2340A product. A DTC that provides 2
slots for asynchronous connections with each slot
allowing up to 8 direct connections or 6 modem
connections, plus an optional X.25 link supporting
up to 32 virtual circuits.
DTC 16iX HP J2062A product. A DTC terminal
server for HP 3000 systems. It allows up to 16
asynchronous connections to HP 3000 systems.
DTC 16 MX HP J2063A product. A DTC terminal
server for HP 3000 and Telnet systems. It allows up
to 16 asynchronous connections for the HP 3000
environment and for computer systems running
ARPA, such as HP 9000s and third party systems.
When managed by the HP 3000, the DTC 16MX is
configured and functions exactly like a DTC 16iX.
The full functionality of the DTC 16MX is only
available when it is managed by the OpenView DTC
Manager.
DTC 16TN HP J2060A product. A DTC terminal
server for Telnet systems. It allows up to 16
asynchronous connections to computer systems
running ARPA, such as HP 9000s and third party
systems.
DTC 48 HP 2345B product. A DTC that provides 6
slots for asynchronous connections, X.25 links, or
Telnet Access. Each slot allows up to 8 direct
connections or 6 modem connections. A DTC 48 may
have up to 3 slots used for X.25 links, each
supporting up to 256 virtual circuits at speeds of up
to 64 Kpbs or one Telnet Access card with 40 Telnet
connections to HP 3000 Series 900 connections.
DTC 72MX HP J2070A product. A DTC that
provides 3 slots allowing up to 72 asynchronous
connections. Each slot accommodates up to 24 direct
or modem connections. A DTC 72MX may have up to
3 slots used for X.25 links, each supporting up to 256
virtual circuits at speeds of up to 64 Kpbs. It may
also use one slot for Telnet Access card with 40
Telnet connections to HP 3000 Series 900 computers.
DTC identifier An identifier used only within
NMMGR to define the branch of the configuration
file containing information about a particular DTC.
The identifier must begin with a letter and can be up
to eight characters long.
DTC Manager See OpenView DTC Manager.
DTC node name A unique name used to identify a
DTC on a LAN. The node name format is
nodename.domain.organization, with each of the
three parts having up to 16 characters. The name
begins with either a letter or a digit.
DTC station address (802.3 address) A 12-digit
hexadecimal number used to identify the DTC as a
node belonging to the network configuration. Also
called the LAN address or node address.
DTC switching A facility enabling terminal users
to select any host system that they want to connect
to. DTC switching is available only when the
OpenView DTC Manager is used for network
management.
DTC/X.25 Network Access The software that
resides on the Datacommunications and Terminal
Controller (DTC). To configure access to an X.25
network, you must configure two software
components: the X.25 iX System Access (residing on
the HP 3000 host and configured through use of
NMMGR software), and DTC/X.25 Network Access
(configured on the OpenView Windows Workstation
through use of the OpenView DTC Manager
software for PC-based management, and through
NMMGR for host-based management).
DTC/X.25 Network Access card The hardware
card and channel adapter that provides X.25
Network Access. It resides in the
Datacommunications and Terminal Controller
(DTC).
DTC/X.25 iX Network Link Software and
hardware that provides MPE/iX access to private
and public X.25 networks. The X.25 iX System
Access software resides on an HP 3000 host and is
configured through use of NMMGR. The DTC/X.25
Network Access software resides on the
Datacommunications and Terminal Controller and is
configured at the OpenView Windows Workstation
for PC-based management and through NMMGR for
host-based management.
DTE Data Terminal Equipment. Equipment that
converts user information into data-transmission
signals or reconverts received data signals into user
information. Data terminal equipment operates in
conjunction with data circuit-terminating
equipment.