Supported Subscriber Services - Nortel DMS-100 Series Maintenance Manual

POTS line types
Supported POTS line types include the following:
1FR - single party flat rate
1MR - single message rate. The lines are treated the same as single party
flat rate lines.
2FR - two parties flat rate
4FR - four parties flat rate selective. Does not include ANI
8FR - eight parties flat rate semi-selective. Does not include ANI
10FR - multi-party flat rate. Does not include ANI
CCF - coin coin first service. The unit returns the coin to the caller.
CDF - coin dial tone first service. The unit returns the coin to the caller.
The CDF telephones cannot make 911 or 0 calls while in ESA mode if
the caller does not deposit the coin first.
CSP - coin semi-postpay service. The unit does not return the coin to
the caller. A coin is not required to enable a speech path.
PBX lines - private branch exchange (PBX) message rate lines are
treated as PBX flat rate lines.
MDC lines
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. Modem pooling does not occur.
lines with cutoff on disconnect option (Cutoff relay operates for 300
ms).

Supported subscriber services

During RLCM ESA mode, the supported subscriber services are POTS and
MDC.
POTS subscriber services
The POTS services provided include the following:
one home numbering plan area (HNPA) code for each RLCM
services for single party, multiparty, coin and PBX lines
DMS-100 Family RLCM Maintenance Manual XPM12 and up
ESA maintenance overview 3-19