Nortel Meridian Meridian 1 Maintenance Manual page 485

Multi-use Serial Data Link (MSDL) card
Northern Telecom Publication (NTP)
Operations, Administration and Maintenance (OA&M)
overlay
QPC513
route
script
Meridian Link Release 5C/CCR Release 3C Diagnostic and Maintenance Guide
This card supports internal communications between the Meridian 1 CPU
and other components within the Meridian 1 system.
A collection of documents and manuals that describe the Meridian 1
product portfolio, and how to install, administer and maintain it.
Operations, Administration and Maintenance. The tools, typically software,
that enable a technician to configure, administer and maintain a system.
Generally used to describe some software that is not always memory
resident; it is loaded on request. In the Meridian 1, most configuration,
administration and maintenance functions are done from a tty terminal
using various overlays. Each overlay is designed for a specific task: for
example, Overlay 10 is used to configure PBX (500/2500) sets, 11 to
configure proprietary sets, Overlay 23 to configure ACD queues, Overlay
17 to configure I/O ports, Overlay 15 to configure customer data, Overlay
48 to configure link maintenance, and so on. The Meridian 1 currently has
about 100 overlays. An overlay is loaded from the tty by typing LD nn
where nn is the overlay number. Overlays are exited by typing ****.
A Nortel Meridian 1 circuit pack, also known as ESDI (Enhanced Serial
Data Interface). This card supports internal communications between the
Meridian 1 CPU and other components within the Meridian 1 system.
Route usually refers to a trunk route. This is a collection of trunks which
share many common characteristics, such as trunk type (for example, DID).
On the Meridian 1, trunks must be associated with (belong to) a trunk
route. Routes are configured in Overlay 16 on the Meridian 1.
A collection of statements defining call routing and treatment for calls
controlled by CCR.
List of terms 473