Domain Replication between Parent & Child

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    jase1871
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    #155425

    Hi All, i have been experiencing some issues with my server unable to replicate the event log is filled with issues: i ran dcdiag and got the following result:

    Directory Server Diagnosis

    Performing initial setup:
    Trying to find home server…
    Home Server = LiveDC
    * Identified AD Forest.
    Done gathering initial info.

    Doing initial required tests

    Testing server: Head-OfficeLiveDC
    Starting test: Connectivity
    ……………………. LiveDC passed test Connectivity

    Doing primary tests

    Testing server: Head-OfficeLiveDC
    Starting test: Advertising
    ……………………. LiveDC passed test Advertising
    Starting test: FrsEvent
    ……………………. LiveDC passed test FrsEvent
    Starting test: DFSREvent
    ……………………. LiveDC passed test DFSREvent
    Starting test: SysVolCheck
    ……………………. LiveDC passed test SysVolCheck
    Starting test: KccEvent
    ……………………. LiveDC passed test KccEvent
    Starting test: KnowsOfRoleHolders
    ……………………. LiveDC passed test KnowsOfRoleHolders
    Starting test: MachineAccount
    ……………………. LiveDC passed test MachineAccount
    Starting test: NCSecDesc
    ……………………. LiveDC passed test NCSecDesc
    Starting test: NetLogons
    ……………………. LiveDC passed test NetLogons
    Starting test: ObjectsReplicated
    ……………………. LiveDC passed test ObjectsReplicated
    Starting test: Replications
    [Replications Check,LiveDC] A recent replication attempt failed:
    From BRIDGENDDC to LiveDC
    Naming Context: DC=ForestDnsZones,DC=transport,DC=local
    The replication generated an error (8524):
    The DSA operation is unable to proceed because of a DNS lookup failure.

    The failure occurred at 2011-07-11 10:23:03.
    The last success occurred at 2011-07-11 07:45:37.
    6 failures have occurred since the last success.
    The guid-based DNS name
    7c485ada-9e08-4904-8f99-67184db3ed5a._msdcs.transport.local
    is not registered on one or more DNS servers.
    [Replications Check,LiveDC] A recent replication attempt failed:
    From SOUTHAMPTONDC to LiveDC
    Naming Context: DC=ForestDnsZones,DC=transport,DC=local
    The replication generated an error (8524):
    The DSA operation is unable to proceed because of a DNS lookup failure.

    The failure occurred at 2011-07-11 10:23:03.
    The last success occurred at 2011-07-11 07:45:37.
    6 failures have occurred since the last success.
    The guid-based DNS name
    11083fce-735e-425e-8a60-651d1f84a207._msdcs.transport.local
    is not registered on one or more DNS servers.
    [Replications Check,LiveDC] A recent replication attempt failed:
    From MANCHESTERDC to LiveDC
    Naming Context: DC=ForestDnsZones,DC=transport,DC=local
    The replication generated an error (8524):
    The DSA operation is unable to proceed because of a DNS lookup failure.

    The failure occurred at 2011-07-11 10:23:03.
    The last success occurred at 2011-07-11 07:45:37.
    6 failures have occurred since the last success.
    The guid-based DNS name
    dad67b59-087c-40a2-a2fb-21bb3bd82457._msdcs.transport.local
    is not registered on one or more DNS servers.
    [Replications Check,LiveDC] A recent replication attempt failed:
    From BRIDGENDDC to LiveDC
    Naming Context:
    CN=Schema,CN=Configuration,DC=transport,DC=local
    The replication generated an error (8524):
    The DSA operation is unable to proceed because of a DNS lookup failure.

    The failure occurred at 2011-07-11 10:23:03.
    The last success occurred at 2011-07-11 07:45:37.
    9 failures have occurred since the last success.
    The guid-based DNS name
    7c485ada-9e08-4904-8f99-67184db3ed5a._msdcs.transport.local
    is not registered on one or more DNS servers.
    [Replications Check,LiveDC] A recent replication attempt failed:
    From SOUTHAMPTONDC to LiveDC
    Naming Context:
    CN=Schema,CN=Configuration,DC=transport,DC=local
    The replication generated an error (8524):
    The DSA operation is unable to proceed because of a DNS lookup failure.

    The failure occurred at 2011-07-11 10:23:03.
    The last success occurred at 2011-07-11 07:45:37.
    9 failures have occurred since the last success.
    The guid-based DNS name
    11083fce-735e-425e-8a60-651d1f84a207._msdcs.transport.local
    is not registered on one or more DNS servers.
    [Replications Check,LiveDC] A recent replication attempt failed:
    From MANCHESTERDC to LiveDC
    Naming Context:
    CN=Schema,CN=Configuration,DC=transport,DC=local
    The replication generated an error (8524):
    The DSA operation is unable to proceed because of a DNS lookup failure.

    The failure occurred at 2011-07-11 10:23:03.
    The last success occurred at 2011-07-11 07:45:37.
    9 failures have occurred since the last success.
    The guid-based DNS name
    dad67b59-087c-40a2-a2fb-21bb3bd82457._msdcs.transport.local
    is not registered on one or more DNS servers.
    [Replications Check,LiveDC] A recent replication attempt failed:
    From MANCHESTERDC to LiveDC
    Naming Context: CN=Configuration,DC=transport,DC=local
    The replication generated an error (8524):
    The DSA operation is unable to proceed because of a DNS lookup failure.

    The failure occurred at 2011-07-11 10:23:03.
    The last success occurred at 2011-07-11 07:45:37.
    9 failures have occurred since the last success.
    The guid-based DNS name
    dad67b59-087c-40a2-a2fb-21bb3bd82457._msdcs.transport.local
    is not registered on one or more DNS servers.
    [Replications Check,LiveDC] A recent replication attempt failed:
    From BRIDGENDDC to LiveDC
    Naming Context: CN=Configuration,DC=transport,DC=local
    The replication generated an error (8524):
    The DSA operation is unable to proceed because of a DNS lookup failure.

    The failure occurred at 2011-07-11 10:23:03.
    The last success occurred at 2011-07-11 07:45:36.
    10 failures have occurred since the last success.
    The guid-based DNS name
    7c485ada-9e08-4904-8f99-67184db3ed5a._msdcs.transport.local
    is not registered on one or more DNS servers.
    [Replications Check,LiveDC] A recent replication attempt failed:
    From SOUTHAMPTONDC to LiveDC
    Naming Context: CN=Configuration,DC=transport,DC=local
    The replication generated an error (8524):
    The DSA operation is unable to proceed because of a DNS lookup failure.

    The failure occurred at 2011-07-11 10:23:03.
    The last success occurred at 2011-07-11 07:45:36.
    10 failures have occurred since the last success.
    The guid-based DNS name
    11083fce-735e-425e-8a60-651d1f84a207._msdcs.transport.local
    is not registered on one or more DNS servers.
    ……………………. LiveDC failed test Replications
    Starting test: RidManager
    ……………………. LiveDC passed test RidManager
    Starting test: Services
    ……………………. LiveDC passed test Services
    Starting test: SystemLog
    A warning event occurred. EventID: 0x000003F6
    Time Generated: 07/11/2011 10:26:24
    Event String:
    Name resolution for the name _ldap._tcp.Head-Office._sites.dc._msdcs.southampton.transport.local timed out after none of the configured DNS servers responded.
    A warning event occurred. EventID: 0x0000002F
    Time Generated: 07/11/2011 10:26:54
    Event String:
    Time Provider NtpClient: No valid response has been received from manually configured peer time.windows.com after 8 attempts to contact it. This peer will be discarded as a time source and NtpClient will attempt to discover a new peer with this DNS name. The error was: The peer is unreachable.
    ……………………. LiveDC failed test SystemLog
    Starting test: VerifyReferences
    ……………………. LiveDC passed test VerifyReferences

    Running partition tests on : ForestDnsZones
    Starting test: CheckSDRefDom
    ……………………. ForestDnsZones passed test CheckSDRefDom
    Starting test: CrossRefValidation
    ……………………. ForestDnsZones passed test
    CrossRefValidation

    Running partition tests on : DomainDnsZones
    Starting test: CheckSDRefDom
    ……………………. DomainDnsZones passed test CheckSDRefDom
    Starting test: CrossRefValidation
    ……………………. DomainDnsZones passed test
    CrossRefValidation

    Running partition tests on : Schema
    Starting test: CheckSDRefDom
    ……………………. Schema passed test CheckSDRefDom
    Starting test: CrossRefValidation
    ……………………. Schema passed test CrossRefValidation

    Running partition tests on : Configuration
    Starting test: CheckSDRefDom
    ……………………. Configuration passed test CheckSDRefDom
    Starting test: CrossRefValidation
    ……………………. Configuration passed test CrossRefValidation

    Running partition tests on : transport
    Starting test: CheckSDRefDom
    ……………………. transport passed test CheckSDRefDom
    Starting test: CrossRefValidation
    ……………………. transport passed test
    CrossRefValidation

    Running enterprise tests on : transport.local
    Starting test: LocatorCheck
    ……………………. transport.local passed test
    LocatorCheck
    Starting test: Intersite
    ……………………. transport.local passed test Intersite

    i would be greatful for any help on this as im stuck at a bit of a dead end.:neutral:

    Cheers
    J

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