Carrier Access 1750 user manual Structured DS3 Service Alarm Definitions

Configuration

Structured DS3 SAM

Follow the sequence below to set service alarms. DS3 alarms are set on a port basis with alarm definitions as shown.

Select System Management ↵

Select Configure ↵

Select Slot ↵

Select Structured DS3 SAM ↵

Select Alarms Configuration ↵

Select from the list of Alarms ↵

Use the space bar to toggle to the available options and press Esc to save the settings.

Table 7-10: Structured DS3 Service Alarm Definitions

Service Alarm	Definition
LOS	Loss Of Signal indicates that there is no signal being input to the DS3 from the
	service side.
LOF	Loss of Framing indicates that the framing alignment of the signal coming
	into the Broadmore 1750 from the ATM side has been lost.
AIS	This alarm indicates that the DS3 port is receiving an Alarm Indication Signal
	from the attached equipment. AIS is a validly framed DS3 signal consisting
	of a repeated 1010 data pattern.
Idle	An idle alarm means that an idle signal (validly framed DS3 signal with a repeated
	1100 signal) is being detected on the service side.
RAI	The Remote Alarm Indicator (yellow alarm) is transmitted by setting the X bits to
	zero. In this instance, the service side equipment is transmitting the RAI to the
	DS3 port.
FEAC	Far End Alarm and Control Channel.
Line Code Violation	This alarm indicates that a long string of zeros is being received by the DS3
	port from any attached equipment.

7-54 Broadmore 1750 - Release 4.6