Glossary - Nortel Remote Office 9150 Installation And Administration Manual

Glossary

DB-9 connector
A 9-pin connector labeled ADMIN that provides the RS-232 serial port
interface. This serial port connection can be used to configure a Remote Office
9150 unit that is directly connected to a PC.
DB-25 connector
A 25-pin connector labeled V.35 provides a V.35 serial port connection for voice
and signaling. This connection can be used to send voice traffic over a Frame
Relay network instead of an Ethernet network.
Note: On the MIG RLC and Remote Office 9150 unit, the V.35 connector is for
future use.
DHCP
See dynamic host configuration protocol.
digital signal processor
A special type of coprocessor that manipulates analog data, such as sound or
photographs, that has been converted to digital form.
directory number
The number that identifies a phoneset on a switch. The directory number (DN)
could be a local extension (local DN), a public network telephone number, or an
automatic call distribution directory number (ACD-DN).
DLL
See dynamic link library.
DN
See directory number.
driver
A program that controls a device. Every device, whether it is a printer, disk
drive, or keyboard, must have a driver program. A driver acts like a translator
between the device and programs that use the device.
DSP
See digital signal processor.
488
Standard 1.0
Remote Office 9150