ADC Release 3.1 user manual Card Status Definitions, Sts Ais Sts Rdi

1152700 • Issue 1 • February 2001 • Section 2 Operation and Maintenance

Page 3 of 3

DLP-760

Table 760-1. 155 Card Status Definitions, continued

ITEM

Path Status

(continued)

Sync Status

Received Path Trace Msg

(SM card only)

Protection

State

STATUS

STS AIS

STS RDI

Unequipped

SignalLabel Mismatch

PRC

PRS

SEC

SSU

ST1

STU

ST2

ST3

SMC

DUS

User Defined

No Path

Trace

Not Protected

Enabled

Manual switch

Forced

Switch

Lockout

Unknown

DEFINITION

STS Alarm Indication Signal. Remote end transmitting AIS due to loss of payload for path.

STS Remote Defect Indication. Remote end is receiving a defective signal.

This time slot is not utilized (unequipped).

Type of signal does not match overhead description.

SDH Primary Reference Clock Primary Reference Source SDH Equipment Clock Traceable SDH Sync Supply Unit Traceable Stratum 1 level source Synchronized Traceability Unknown

Stratum 2 level source Stratum 3 level source SONET Minimum level Clock Reference cannot be used for source

Path trace is a 64-character string assigned to a path between nodes in either direction identifying the transmitting node.

Not Protected

Protection is available for selected card but is not active.

User has manually switched the card to protection.

User has forced card to protection.

Card cannot switch to protection. It has been locked out by command or switch count.

Protection status information is not available to the shelf controller.

ACTION

Check remote transmitting end’s input signal.

Check local end transmitter and connections.

Create a connection if needed on this available timeslot per DLP-708.

Check VP connection for provisioning errors per DLP-710.

Timing reference reliability levels. If sync status does not meet required level, check source and inputs. Provide the required clock source and change configuration settings for the card per DLP-749.

No action required.

No action required. If message states no path trace, one may be provisioned, for SM cards only, at either or both of the two adjacent nodes (clockwise and counter- clockwise node). Refer to DLP-752.

If equipped, set up a protection group and provision card for protection per DLP-765.

No action necessary.

If required, switch the card back per DLP-771.

If required, release forced switch per DLP-771.

If required, release manual lock-out per DLP-771.

Wait a few minutes and update screen. May need to reset SC, refer to DLP-773.

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© 2000, ADC Telecommunications, Inc.