7-62 Broadmore 1750 - Release 4.6
Configuration
Unstructured E3-3 SAM
Table 7-17: Unstructured E3-3 SAM Service Alarms
Service Alarm Definition
LOS Loss Of Signal indicates that there is no signal being input to the E3 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 E3 port is receiving an Alarm Indication Signal
from the attached equipment. AIS is a validly framed E3 signal consisting
of a repeated 1010 data pattern.
Idle An idle alarm means that an idle signal (validly framed E3 signal with a repeated
1100 signal) is being detected on the service side.
RAI The Remote Alarm Indicator (also known as a Yellow Alarm) is transmitted by
setting the X bits to zero. In this inst ance, the service side equipment is
transmitting the RAI to the E3 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 E3
port from any attached equipment.
Excessive F-bit Errors The Excessive F-bit Errors alarm is triggered when the E3 port receives
F-bit errors at a rate of 1 x 10-4
Excessive Parity Errors The Excessive Parity Errors alarm will be triggered when the E3 port
receives parity errors at a rate of 1 x 10-4
Excessive C-bit Errors The Excessive C-bit Errors alarm will be triggered when the E3 port
receives C-bit errors at a rate of 1 x 10-4
Excessive FEBE Errors The Excessive FEBE (Far End Block Error) alarm is triggered when the E3
port receives FEBEs at a rate of 1 x 10-4