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Forum to discuss Enterprise security using HPE Aruba Networking NAC solutions (ClearPass), Introspect, VIA, 360 Security Exchange, Extensions, and Policy Enforcement Firewall (PEF).
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clearpass join domain AD error

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  • 1.  clearpass join domain AD error

    Posted Apr 01, 2017 03:03 PM
      |   view attached

    Hi ,

    i have an error when i tried to add clearpass to domain 

    the error is 

    "Server not found in Kerberos database"

    as in pic 

    could you help me ??

    thanks 



  • 2.  RE: clearpass join domain AD error

    EMPLOYEE
    Posted Apr 01, 2017 03:16 PM
    Are you using the DNS lookup option or directly entering a domain controller's FQDN?

    Try the latter.


  • 3.  RE: clearpass join domain AD error

    Posted Apr 02, 2017 12:55 AM

    thanks ,

    i used the FQDN and in the DNS i added the clearpass entry 

    i'm sure that DNS can resovle the clear pass IP address and the AD address by using (network lookup ) from CLI

    how can i 

    Try the latter??????

    thanks



  • 4.  RE: clearpass join domain AD error



  • 5.  RE: clearpass join domain AD error

    Posted Apr 02, 2017 01:19 AM

    thanks for you 

    what is the expected error with the ios ???

    my domain controller is (asl.mil) and admin user is (bahaa@asl)

    thanks



  • 6.  RE: clearpass join domain AD error
    Best Answer

    Posted Apr 03, 2017 06:57 AM

    thanks for your help 

    after more time of searching on internet i found out the sol. of the problem and then i advice any one want to join clear pass to domain

    1- make sure of NTP with the domain host (time sync.)

    2- find out the FQDN (server hostname.domain name.root name)

    ex (hpserv.hp.com) 

    3-cheak your admin account privliges (can add machine to domain)

    4- DNS of clearpass is the ip of the server domain