ADTRAN 1200657L2, 4200659L1, 4175043L2, 4200659L5, 4200659L8, 4200659L2 Condition, Description

Models: 1200287L1 1200291L1 1200657L2 4200659L4 4200659L6 4200659L3 4200659L7 4200659L2 4200659L8 4200659L5 4175043L2 4200659L1

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Chapter 4. Status

Condition

Description

 

 

LOMF

(Loss of Multiframe)

 

The controller card detects loss of H4 multiframe

 

from the network.

 

 

AIS-L

(Line Alarm Indication Signal)

 

The controller card is receiving a line alarm

 

indication signal. The Section Terminating

 

Equipment generates AIS-L after detecting LOS

 

or LOF.

 

 

AIS-P

(Path Alarm Indication Signal)

 

The controller card is receiving a path alarm

 

indication signal. AIS-P is defined as all ones in

 

bytes H1, H2, and H3 as well as all ones in the

 

entire STS synchronous payload envelope.

 

 

RFI-L

(Line Remote Failure Indication)

 

The controller card is receiving a line remote

 

failure indication. RFI-L is declared when the

 

incoming line remote defect indication (RDI-L,

 

“110” pattern in bits 6, 7, and 8 of the K2 line

 

overhead byte) lasts for 2.5 +/- 0.5 seconds.

 

 

RFI-P

(Path Remote Failure Indication)

 

The controller card is receivinga path remote

 

failure indication. RFI-P is declared when the

 

incoming path remote defect indication (RDI-P, “1”

 

in bit 5 of the G1 path overhead byte for

 

contiguous frames) lasts for 2.5 +/- 0.5 seconds.

 

 

SLM-P

(Path Signal Lavel Mismatch)

 

The controller card is detecting a signal label

 

mismatch. A received signal label is mismatched

 

if it does not equal the locally provisioned value or

 

the value “equipped non-specific”.

 

 

UEQ-P

(Path Unequipped)

 

The controller card detects that the path is

 

unequipped. The path is unequipped if it is not

 

provisioned. Byte C2 of the STS path overhead is

 

set to zero.

 

 

61200659L1-1

MX2800 STS-1 User Manual

4-3

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ADTRAN 1200657L2, 4200659L1, 4175043L2, 4200659L5, 4200659L8, 4200659L2, 4200659L7, 4200659L3, 4200659L6 Condition, Description