Using the HP DTC 16RX Manager

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Glossary
I
ICMP Internet control message protocol. An integral part of the Internet protocol that
handles error and control messages. Gateways and hosts use ICMP to send reports of
problems about datagrams back to the orignial source that sent the datagram. ICMP
also includes an echo request/reply used to test whether a destination can be reached
and will respond.
IEEE 802.3 A standard for a broadcast local area network published by the Institute for Electrical
and Electronics Engineers (IEEE). This standard is used for both the ThinLAN and
ThickLAN implementations of the LAN.
initialization string A sequence of control characters used to initialize a terminal, printer, or plotter when
a connection is established from a host on the network.
Internet Protocol (IP) A protocol used to provide routing between different local networks in an
internetwork, as well as among nodes in the same local network. The Internet
Protocol corresponds to layer 3, the Network Layer, of the OSI model. See also IP
address.
Internet Services A range of network services comprising File Transfer Protocol (FTP), Virtual
Terminal Protocol (TELNET), and Simple Mail Transfer Protocol (SMTP).
IP See Internet Protocol.
IP address Internet Protocol address. An address used by the Internet Protocol to perform
internet routing. A complete IP address consists of a network portion and a node
portion. The network portion of the IP address identifies a network, and the node
portion identifies a node within the network. The IP address of each node in the
network must be unique within that network.
IP datagram The basic unit of information passed across the Internet. It contains a source and
destination address together with the data.
IP router A node in an IP network that connects two or more networks and provides address
mapping between them. The router selects messages from incoming buffers and
places them into the appropriate outgoing message queues.
L
LAN Local Area Network. A collection of data communication systems sharing a common
cable whereby each system can communicate directly with another.
LAN address See DTC LAN station address.
LANIC See local area network interface controller.
ldev See logical device number.
leased line A data-grade telephone line leased directly to a subscriber and allocated specifically
for the subscriber's needs.