Configuring and Managing Host-Based X.25 Links - Edition 5 (36939-90054)

196 Glossary
Glossary
DTC 16TN HP J2060A product.
A DTC terminal server for Telnet
systems. It allows up to 16
asynchronous connections to
computersystems 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 Kbps
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
modemconnections.ADTC 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 Kbps. 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 Unique name
used to identify a DTC on the
LAN. Node name format is
nodename.domain.organization,
with each of the three parts
having up to 16 characters and
beginning with either a letter or a
digit.
DTC station address (802.3
address) 12-digit hexadecimal
number used to identify the DTC
as a node belonging to the
networkconfiguration.Alsocalled
the LAN 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
X.25 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 the DTC/X.25
Network Access. DTC/X.25
Network Access is configured
through use of the OpenView
DTC Manager software for
systems using PC-based network
managementor throughNMMGR
for systems using host-based
network management.