SS7 CAF SP State Change
Diameter Signaling Controller

Contents

1Overview
1.1Alarm Description

2

Procedure

1   Overview

This document is the Operating Instructions (OPI) for the alarm SS7 CAF SP State Change.

1.1   Alarm Description

This is an alarm of severity MINOR.

The alarm is issued when a remote signaling process (SGP/ASP/IPSP) has changed its state.

The possible alarm causes and fault locations are explained in Table 1.

Table 1    Alarm Causes

Alarm Cause

Description

Fault Reason

Fault Location

Impact

  • Network connection problem.

  • Remote SS7 stack restart/stop.

  • Remote SP was deactivated by an operator.

  • Faulty configuration change.

A remote signaling process (SGP/ASP/IPSP) has changed its state to DOWN or INACTIVE


The SCTP/M3UA connection went down

  • The remote SPs became unreachable/unavailable

Remote Signaling Process


Backbone

Normally this is a non-fatal alarm.

The following alarm attributes apply to this alarm:

Table 2    Alarm Attributes

Attribute Name

Attribute Value

Major Type

193

Minor Type

1586562684

Managed Object Class

N/A

Specific Problem

SS7 CAF Signaling Process State Change

Perceived Severity

SEVERITY_MINOR

2   Procedure

Perform the following steps if the alarm is raised multiple times or persistent:

  1. Check if there is a SS7 CAF SCTP IP Path is Down alarm for the relevant association, and fix this alarm first.
  2. Check if the remote SP has been taken out of order. Check that the IP/SCTP layer works correctly.
  3. Check and exclude any network disturbances on the remote side.
  4. Collect the ecm.log and ss7trace.log located in /storage/no-backup/ss7caf-ana90137/log.

    Also collect the current configuration which is located in the folder /storage/system/config/ss7caf-ana90137/etc. Collect the file active.om.cim and all the files with the extension *.cnf.

  5. If remote SP status differs from Available or the alarm is persistent, contact next level of support and provide the files collected in Step 4 above.


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The contents of this document are subject to revision without notice due to continued progress in methodology, design and manufacturing. Ericsson shall have no liability for any error or damage of any kind resulting from the use of this document.

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