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Conference csc32::consolemanager

Title:POLYCENTER Console Manager
Notice:Kits, Scans, Docs on CSC32:: as PCM$KITS:,PCM$DOCS:, PCM$SCANS:
Moderator:CSC32::BUTTERWORTH
Created:Thu Aug 06 1992
Last Modified:Fri Jun 06 1997
Last Successful Update:Fri Jun 06 1997
Number of topics:1541
Total number of notes:6564

1291.0. "PCM Connections FAIL on 2nd Network Device" by BSS::LIND (Jim Lind; 592-4099 CX03-1/N14 CNMC-West) Fri May 03 1996 12:03

    Polycenter Console Manager - URGENT ISSUE

    SUBJECT:  PCM Fails to Communicate with 2nd Network Board

    ENVIRONMENT:  PCM V1.6-126 under VMS V6.1

    PROBLEM:  PCM will NOT communicate over the SECOND Network Controller

    SYMPTOM:

    PCM is used to communicate with LAT connections to more than one
    extended LAN.  This requires at least TWO Network Interconnect (NI) I/O
    controllers for the network connections, one for each extended LAN.

    PCM will initiate LAT connections to terminal servers ONLY OVER THE
    FIRST LAT LINK CONNECTION THAT IS DEFINED IN THE LAT$SYSTARTUP.COM
    procedure.

    EXAMPLE:

    SYS$MANAGER:LAT$SYSTARTUP.COM
    $! -------------------------  Start LAT Protocol --------------------------
    $!
    $ lcp create link csc$link /device=exa0: /decnet
    $ lcp create link cx1$link /device=eta0: /decnet
    $ lcp set node /state=on

    In this example, PCM will initiate connections over the link on the
    EXA0: device.  It will NOT initiate (or very seldom initiate) 
    connections on the ETA0: device.

    If the two commands are reversed in order, only the first defined link
    will be used by PCM, and connections would be made to the ETA0:
    network.

    OBSERVATION:

    This USED to work OK on previous (patched) versions of PCM.

    Jim Lind
    CCS - CXO3 Datacenter Support
    DTN 592-4099
T.RTitleUserPersonal
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1291.1INCREASE Console Open TimeoutBSS::LINDJim Lind; 592-4099 CX03-1/N14 CNMC-WestFri May 03 1996 14:0030
    The CXO3 PCM system has over 250 systems connected, with almost all
    of them on the FIRST network controller.

    PCM needs more time to establish console connections over multiple
    LAT lines and where there are a large number of systems to connect to.

    The "FIX" is to change the "hidden" parameter for "Console Open Timeout"
    from the default value to a much larger number.

    	$ CONSOLE EDIT /INTERFACE=CHARACTER
    	PCM Edit> show hidden

    Max. configurable Systems = 400 systems
    Systems per controller    = 4 systems
    Console Open Timeout      = 90 seconds
    Monitor interval          = 150 seconds
    TELNET Status Timeout     = 15 seconds
    Buffer size               = 256 bytes
    Nulls in data stream will be ignored

    Notice that "Console Open Timeout" has been increased to 90 seconds.

    This will allow more time for PCM to connect to LAT devices on the 
    2nd NI controller.

    Thanks to Dan Butterworth of the Customer Support Center for providing
    this solution to the problem.


    Jim Lind