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Cisco MGX 8800 Series Switches

Field Notice: Detection And Correction Of Potential Node Corruption On PXM-45 Based MGX Release 2.x Systems


August 27, 2001


Products Affected

Product

Comments

MGX8850-SW-2011

MGX Software Release 2.0.11

MGX8850-SW-2013

MGX Software Release 2.0.13

MGX8850-SW-2014

MGX Software Release 2.0.14

MGX8850-SW-2100

MGX Software Release 2.1.00

PXM-HD

MGX Processor Switch Module Hard Disk for PXM45

Problem Description

Residual node and/or slot data may exist on PXM-HD in PXM-45 based MGX 2.x systems. \

This residual configuration data could become activated under a variety of conditions, including the following:

  • PXM-HD replacement

  • ATM Switching Service Module (AXSM) front and/or back card installation/replacement

  • Via switchcc or resetcd commands

  • During a software upgrade

Background

Field Notice 14359 identified the initial anomalies and provided preventative measures to limit additional exposure. This Field Notice, 15027, provides the detection processes to determine if any existing systems have residual node/slot information on PXM-HD that could become activated.

Problem Symptoms

If a PXM-HD has residual data, the residual configuration could become active.

This residual configuration data could become activated under a variety of conditions, including the following:

  • PXM-HD replacement

  • ATM Switching Service Module (AXSM) front and/or back card installation/replacement

  • Via switchcc or resetcd commands

  • During a software upgrade

Workaround/Solution

At your earliest convenience, please contact the Cisco Systems Technical Assistance Center (TAC) via one of the methods described in the For More Information section below.

Cisco Systems Customer Support Engineering (CSE) will work with you to schedule the execution of a Cisco supplied detection script and if necessary a correction script for your PXM-45 based MGX Release 2.x systems.

DDTS

To follow the bug ID link below and see detailed bug information, you must be a registered user and you must be logged in.

DDTS

Description

CSCdu61522 (registered customers only)

Enhance nativity checks on Standby PXM-45 & PXM-HD

For More Information

If you require further assistance, or if you have any further questions regarding this field notice, please contact the Cisco Systems Technical Assistance Center (TAC) by one of the following methods:

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