Ringing During Esa Mode; Treatments During Esa Mode; Esa Limits - Nortel DMS-100 Series Maintenance Manual

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4-24 ESA maintenance overview

Ringing during ESA mode

The OPM needs duplicated ringing generators. The ringing types supported

during OPM ESA mode are as follows:

The treatments supported during OPM ESA mode are as follows:

The limits applied to the OPM in ESA mode are as follows:

Limits during the ESA mode

Limits during the ESA mode for POTS lines and features are as follows:

Limits during the ESA mode for MDC lines and features are as follows:

297-8361-550 Standard 04.02 December 2004

coded ringing

frequency ringing

superimposed ringing

immediate ringing

reorder tone

receiver off-hook, (ROH), tone

The system supports only the three to seven digit POTS dialing plan.

The system supports one home number plan area (HNPA) code for each

The system supports only the MDCXLA translation selector (number of

digits in the extension number) for station-to-station calling. If the selector

is not entered, the system uses POTS translation.

The system does not support network class of service (NCOS) for MDC

lines. Customer groups or lines are restricted to a dialing plan common to

all customer groups.

To be supported during the ESA mode, the primary number of a multiple

appearance directory number (MADN) group must be one of the

— an MDC business set PDN key

— a 500/2500 Set directory number

Note: The system does not support all MDC and POTS features or