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Intermittent CIFS access issues due to DC communication with error "No Route to Host"

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Category:
ontap-9
Specialty:
nas
Last Updated:

Applies to

  • ONTAP 9
  • CIFS/SMB

Issue

  • Users experience intermittent access failures when connecting to CIFS shares.
  • Or Users not able to access CIFS shares by DNS name or IP address
  • Error on application:
    WARNING: Error loading volume name list from data storejava.sql.SQLNonTransientConnectionException: [ActuateDD][PostgreSQL JDBC Driver]Error establishing socket to host and port: PXX-X-WAXX03:8433. Reason: \\pxx-st-nx20.mgmt.xx.org\pxx_mgmt_rm_prod_reporting_cluster\config\credentials\birtihub.jks (The network path was not found)  at com.actuate.jdbc.postgresqlbase.ddcp.b(Unknown Source)
    • EMS logs:
    [PXX-X-NXX10-02: secd: secd.conn.auth.failure:notice]: Vserver (pxx-st-nx20.mgmt.xx.org) could not make a connection over the network to server (ip 10.XX.XX.22, port 389). Error: No route to host (Service: LDAP (NIS & Name Mapping), Operation: GetUserInfoFromName).
    [?] Sun Nov 09 14:46:41 +0000 [PXX-X-NXX10-01: secd: secd.unexpectedFailure:error]: Unexpected SecD failure in Vserver "pxx-st-nx20.mgmt.xx.org". Details: Error: Validate the Ldap configuration procedure failed ... 
    [ 7028] TCP connection to ip 10.XX.XX.249, port 88 failed: No route to host.
    [[ 7193] Cannot contact any KDC for requested realm (KRB5_KDC_UNREACH)
    ...
    [ 7198] Unable to connect to LDAP (NIS & Name Mapping) service on pxx-x-wxx02.mgmt.xx.org (Error: Can't contact LDAP server)
    [ 7204] TCP connection to ip 10.XX.XX.21, port 88 failed: No route to host.
    ...
    [ 7548] Cannot contact any KDC for requested realm (KRB5_KDC_UNREACH)

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