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PM89712: IPV6 DYNAMIC ROUTE GETS DELETED ON AIX WHEN ULB TRIES TO FORWARD IPV6 TRAFFIC

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You can track all active APARs for this component.

 

APAR status

  • Closed as program error.

Error description

  • IPv6 routing information for the network is removed from
    routing table just after adding IPv6 server in Load Balancer for
    IPv4 and IPv6 version.
    

Local fix

Problem summary

  • ****************************************************************
    * USERS AFFECTED:  Customers on AIX using IPV6 configuration   *
    *                  with dynamic IPV6 routes.                   *
    ****************************************************************
    * PROBLEM DESCRIPTION: IPv6 routing tables entries gets        *
    *                      corrupted when uLB sends ICMPv6         *
    *                      unsolicited advertisement.              *
    ****************************************************************
    * RECOMMENDATION:                                              *
    ****************************************************************
    IPv6 routing table entries gets corrupted when uLB sends
    ICMPv6 unsolicited advertisement. This happens because
    incorrect IPv6 socket length passed to kernel.
    

Problem conclusion

  • Changed IPv6 socket length parameter to correct value.
    

Temporary fix

Comments

APAR Information

  • APAR number

    PM89712

  • Reported component name

    WEBS LOAD BALAN

  • Reported component ID

    5724H8811

  • Reported release

    800

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt

  • Submitted date

    2013-05-24

  • Closed date

    2013-07-10

  • Last modified date

    2013-07-10

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

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

Fix information

  • Fixed component name

    WEBS LOAD BALAN

  • Fixed component ID

    5724H8811

Applicable component levels

  • R700 PSY

       UP

  • R800 PSY

       UP

  • R850 PSY

       UP

[{"Business Unit":{"code":"BU059","label":"IBM Software w\/o TPS"},"Product":{"code":"SSEQTP","label":"WebSphere Application Server"},"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"800","Line of Business":{"code":"LOB45","label":"Automation"}}]

Document Information

Modified date:
11 January 2022