Nortel Networks 9150 - Manual (Page 520)

490 Remote Gateway 9150 Installation and Administration Guide
Glossary Standard 3.1
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
Gateway 9150 unit that is directly connected to a PC.
DHCP
Refer to 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
Refer to Dynamic Link Library.
DN
Refer to 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
Refer to Digital Signal Processor.
Dynamic Host Configuration Protocol
A protocol for dynamically assigning IP addresses to devices on a network.