IBM Support

PI17311: TIMEMARKS NO LONGER SENT TO CLIENTS FOR GIVEN TELNET PORT

A fix is available

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APAR status

  • Closed as program error.

Error description

  • TIMEMARK and SCANINTERVAL were specified for the Telnet server.
    The potential exists for the Telnet server to stop sending
    timemarks to all clients associated with a given port.  Clients
    connected to other ports on the server continue to receive
    timemarks.
    

Local fix

  • .
    Issue an OBEYFILE command referencing the TN3270 PROFILE data
    set, and any new connections established after that point will
    receive TIMEMARKs.
    

Problem summary

  • ****************************************************************
    * USERS AFFECTED: All users of the IBM Communications Server   *
    *                 for z/OS Version 1 Release 13 IP: Telnet     *
    *                 timemark facilities.                         *
    ****************************************************************
    * PROBLEM DESCRIPTION: Timemark timer not reset causing        *
    *                      timemarks to not be sent to idle        *
    *                      connections.                            *
    ****************************************************************
    * RECOMMENDATION:                                              *
    ****************************************************************
    The Telnet server is processing the connections for a specific
    port.  If the last connection in the hash table for the port
    fails with a send error, the timemark timer is not reset.
    Telnet will no longer send timemarks to the connections
    which are active on that port.
    +-------------------------------------------------------------+
    + Please check our Communications Server for OS/390 homepages +
    + for common networking tips and fixes.  The URL for these    +
    + homepages can be found in Informational APAR II11334.       +
    +-------------------------------------------------------------+
    

Problem conclusion

  • Module EZBTTTSI is updated to clear the return codes after
    checking each connection and reset the timemark timer.
    
    * Cross Reference between External and Internal Names
    

Temporary fix

Comments

APAR Information

  • APAR number

    PI17311

  • Reported component name

    TCP/IP V3 MVS

  • Reported component ID

    5655HAL00

  • Reported release

    1D0

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt

  • Submitted date

    2014-05-06

  • Closed date

    2014-05-27

  • Last modified date

    2014-08-04

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

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

    UI18353 PI18794

Modules/Macros

  • EZBTTTSI
    

Fix information

  • Fixed component name

    TCP/IP V3 MVS

  • Fixed component ID

    5655HAL00

Applicable component levels

  • R1D0 PSY UI18353

       UP14/07/10 P F407

Fix is available

  • Select the PTF appropriate for your component level. You will be required to sign in. Distribution on physical media is not available in all countries.

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Document Information

Modified date:
04 August 2014