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NCESC

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NCESC

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March 24th, 2009 04:00

Removing unreachable hosts - CX500

I have 3 unreachable hosts that are no longer attached to our CX500, the problem is that I cannot locate the proper path to remove these unreachable hosts.

Can anyone help here please?

We are running 2.19.500 for FYI.

Thanks!
  • SANDoozer

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    Posted March 24th, 2009 05:00

    Once you've deregistered the hosts as Dynamox suggested, you may want to go into the agent .config file of the old hosts and remove the CX500 from that text file.

    The agent.confg file can be found at c:\program files\emc\Navisphere Agent

    This will suspend any IP communication from the hosts to the array. If the hosts are no longer attached to any Clariions, it would be best to uninstall the Agent altogether.

    Message was edited by:
    SANDoozer
  • NCESC

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    Posted March 24th, 2009 05:00

    I did as instructed and updated but the hosts are still showing under the "hosts" tab with the "U".
  • SANDoozer

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    Posted March 24th, 2009 05:00

    If the hosts remain with the u after you have modified the agent.config file, you will want to restart the master agent on each sp. To do that, you go to the following address in your browser... where "nameofcx" is the name of your array.

    nameofcxA/setup

    Then click restart master agent.

    then go to nameofcxB/setup

    do the same

    This simply restarts the service that controls the management of the array, and will not affect I/O.
  • dynamox

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    Posted March 24th, 2009 05:00

    right click on the array and select Connectivity Status. Click on the host that you are trying to remove and select deregister. Make sure the column "Logged-in" says "No" before you proceed, otherwise you need to take care of removing zones for these hosts to Clariion first.
  • NCESC

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    Posted March 24th, 2009 06:00

    If the hosts remain with the u after you have
    modified the agent.config file, you will want to
    restart the master agent on each sp. To do that, you
    go to the following address in your browser... where
    "nameofcx" is the name of your array.

    nameofcxA/setup

    Then click restart master agent.

    then go to nameofcxB/setup

    do the same

    This simply restarts the service that controls the
    management of the array, and will not affect I/O.


    I assume under 6.19 that "Restart Management Server" is the same here?
  • NCESC

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    Posted March 24th, 2009 06:00

    FURTHER CLARIFICATION

    As I said, I did as suggested above but the hosts still show "U" under the hosts tab. To give better detail the servers that were hosts no longer exists on our network in any form. I understand this is a lesson learned in properly removing a host in the future from our CX500.

    I apologize everyone for these questions that are likely simple, I have my training class in May.

    Until then, thanks!
  • NCESC

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    Posted March 24th, 2009 06:00

    FURTHER CLARIFICATION

    As I said, I did as suggested above but the hosts still show "U" under the hosts tab. To give better detail the servers that were hosts no longer exists on our network in any form. I understand this is a lesson learned in properly removing a host in the future from our CX500.

    I apologize everyone for these questions that are likely simple, I have my training class in May.

    Until then, thanks!
  • SANDoozer

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    Posted March 24th, 2009 07:00

    Yep, it will work for all flare codes for the CX500s.

    To add, you can also go to the direct ip's/setup to restart the management server:

    xxx.xxx.xxx.xxx/setup

    where xxx.xxx... is the IP address

    This should be done to each individual sp.

    Hope this helps.
  • NCESC

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    Posted March 24th, 2009 10:00

    Thank you, I am all clear now.
  • SANDoozer

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    Posted March 25th, 2009 06:00

    Anytime. ;)