Supported Subscriber Services - Nortel DMS-100 Series Maintenance Manual

MDC lines
The supported MDC line types include the following:
Loop and ground start lines.
500 and 2500 set.
Meridian business set (MBS). The MBS is treated as a 2500 set. The
primary directory number (PDN), HOLD, and RELEASE keys are
supported.
Digital data unit (DDU). The PDN, HOLD, and RELEASE keys are
supported. There is no modem pooling.
Lines with cutoff on disconnect option. (Cutoff relay operates for
300 ms.)

Supported subscriber services

During OPAC ESA mode, the supported subscriber services are POTS and
MDC.
POTS subscriber services
The POTS services provided includes the following:
one home numbering plan area (HNPA) code for each OPAC
services for single-party, multiparty, coin, and PBX lines
three to seven digits local dialing plan
up to 16 prefix or special numbers for each OPAC with a maximum of
15 digits each for special termination (for example, 0-, 0+, 411, 911)
the system routes empty terminations or terminations that are not valid to
reorder or announcement termination
MDC customer group services
The MDC services provided include the following:
maximum 640 members in a customer group
maximum 32 customer groups for each OPAC
up to eight prefix or special numbers for each OPAC with a maximum of
15 digits each for each customer group. For example, 0+, 411, 9+ with
or without second dial tone, prefix fence and ambiguous numbers.
station-to-station dialing for one- through six digit extension numbers
denied incoming call for a station
direct outward dialing with or without second dial tone for termination to
another customer group or POTS lines within the same OPAC
DMS-100 Family OPAC Maintenance Manual XPM12 and up
ESA maintenance overview 3-21