IBM Support

IJ35588: ETHERCHANNEL FAILURE WITH CAA AND LACP APPLIES TO AIX 7200-05

 

APAR status

  • Closed as program error.

Error description

  • **************************************************************
    * USERS AFFECTED:
    * Systems running the AIX 7200-05 Technology Level or
    * VIOS 3.1.3.x with
    * any of the following filesets at or between the given levels:
    * MIN          MAX          FILESET
    * 7.2.5.100    7.2.5.100    bos.cluster.rte
      **************************************************************
    * ERROR DESCRIPTION:
    * Environments that use CAA, including PowerHA and VIOS Shared
    * Storage Pools (SSP), with Etherchannel adapters configured to
    * use Link Aggregation Control Protocol (LACP), can experience
    * network outages.
      **************************************************************
    * RECOMMENDATION:
    * Install APAR IJ35588.
    * Prior to fix availability, an interim fix is available from
    * either
    * ftp://aix.software.ibm.com/aix/ifixes/ij35588/
    * https://aix.software.ibm.com/aix/ifixes/ij35588/
    * The ifix can be installed using Live Update (LU).
    * If LU is not used, installation of the ifix requires a
    * reboot.
      **************************************************************
    .
    PROBLEM_SUMMARY
      **************************************************************
    * USERS AFFECTED:
    * Systems running the AIX 7200-05 Technology Level or
    * VIOS 3.1.3.x with
    * any of the following filesets at or between the given levels:
    * MIN          MAX          FILESET
    * 7.2.5.100    7.2.5.100    bos.cluster.rte
      **************************************************************
    * ERROR DESCRIPTION:
    * Environments that use CAA, including PowerHA and VIOS Shared
    * Storage Pools (SSP), with Etherchannel adapters configured to
    * use Link Aggregation Control Protocol (LACP), can experience
    * network outages.
      **************************************************************
    * RECOMMENDATION:
    * Install APAR IJ35588.
    * Prior to fix availability, an interim fix is available from
    * either
    * ftp://aix.software.ibm.com/aix/ifixes/ij35588/
    * https://aix.software.ibm.com/aix/ifixes/ij35588/
    * The ifix can be installed using Live Update (LU).
    * If LU is not used, installation of the ifix requires a
    * reboot.
      **************************************************************
    

Local fix

Problem summary

  •   **************************************************************
    * USERS AFFECTED:
    * Systems running the AIX 7200-05 Technology Level or
    * VIOS 3.1.3.x with
    * any of the following filesets at or between the given levels:
    * MIN          MAX          FILESET
    * 7.2.5.100    7.2.5.100    bos.cluster.rte
      **************************************************************
    * ERROR DESCRIPTION:
    * Environments that use CAA, including PowerHA and VIOS Shared
    * Storage Pools (SSP), with Etherchannel adapters configured to
    * use Link Aggregation Control Protocol (LACP), can experience
    * network outages.
      **************************************************************
    * RECOMMENDATION:
    * Install APAR IJ35588.
    * Prior to fix availability, an interim fix is available from
    * either
    * ftp://aix.software.ibm.com/aix/ifixes/ij35588/
    * https://aix.software.ibm.com/aix/ifixes/ij35588/
    * The ifix can be installed using Live Update (LU).
    * If LU is not used, installation of the ifix requires a
    * reboot.
      **************************************************************
    

Problem conclusion

  • Add the logic to handle LACP packets
    

Temporary fix

  •   *********
      * HIPER *
      *********
    

Comments

  • 7100-05 - use AIX APAR IJ35577
    7200-05 - use AIX APAR IJ35588
    ×**** PE22/12/02 PTF IN ERROR. SEE APAR IJ39727  FOR DESCRIPTION
    

APAR Information

  • APAR number

    IJ35588

  • Reported component name

    AIX V7.2

  • Reported component ID

    5765CD200

  • Reported release

    720

  • Status

    CLOSED PER

  • PE

    YesPE

  • HIPER

    YesHIPER

  • Special Attention

    NoSpecatt / Xsystem

  • Submitted date

    2021-10-15

  • Closed date

    2021-10-15

  • Last modified date

    2022-12-02

  • APAR is sysrouted FROM one or more of the following:

    IJ35577

  • APAR is sysrouted TO one or more of the following:

Fix information

  • Fixed component name

    AIX V7.2

  • Fixed component ID

    5765CD200

Applicable component levels

  • R720 PSY U888552

       UP21/12/02 I 1000 Ž

[{"Business Unit":{"code":"BU058","label":"IBM Infrastructure w\/TPS"},"Product":{"code":"SG11S"},"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"720","Line of Business":{"code":"LOB08","label":"Cognitive Systems"}}]

Document Information

Modified date:
02 December 2022