portqry.exe -n PRODDC70-VM -e 135 -p TCP exits with return code 0x00000000.
portqry.exe -n PRODDC70-VM -e 137 -p UDP exits with return code 0x80000003.
portqry.exe -n PRODDC70-VM -e 138 -p UDP exits with return code 0x00000002.
portqry.exe -n PRODDC70-VM -e 139 -p TCP exits with return code 0x00000000.
portqry.exe -n PRODDC70-VM -e 3268 -p TCP exits with return code 0x00000000.
portqry.exe -n PRODDC70-VM -e 3269 -p TCP exits with return code 0x00000000.
portqry.exe -n PRODDC70-VM -e 389 -p BOTH exits with return code 0x00000000.
portqry.exe -n PRODDC70-VM -e 42 -p TCP exits with return code 0x00000001.
portqry.exe -n PRODDC70-VM -e 445 -p TCP exits with return code 0x00000000.
portqry.exe -n PRODDC70-VM -e 53 -p BOTH exits with return code 0x00000000.
portqry.exe -n PRODDC70-VM -e 636 -p TCP exits with return code 0x00000000.
portqry.exe -n PRODDC70-VM -e 88 -p BOTH exits with return code 0x00000002.
portqry.exe -n PRODDC67-VM -e 135 -p TCP exits with return code 0x00000000.
portqry.exe -n PRODDC67-VM -e 137 -p UDP exits with return code 0x80000003.
portqry.exe -n PRODDC67-VM -e 138 -p UDP exits with return code 0x00000002.
portqry.exe -n PRODDC67-VM -e 139 -p TCP exits with return code 0x00000000.
portqry.exe -n PRODDC67-VM -e 3268 -p TCP exits with return code 0x00000000.
portqry.exe -n PRODDC67-VM -e 3269 -p TCP exits with return code 0x00000000.
portqry.exe -n PRODDC67-VM -e 389 -p BOTH exits with return code 0x00000000.
portqry.exe -n PRODDC67-VM -e 42 -p TCP exits with return code 0x00000001.
portqry.exe -n PRODDC67-VM -e 445 -p TCP exits with return code 0x00000000.
portqry.exe -n PRODDC67-VM -e 53 -p BOTH exits with return code 0x00000000.
portqry.exe -n PRODDC67-VM -e 636 -p TCP exits with return code 0x00000000.
portqry.exe -n PRODDC67-VM -e 88 -p BOTH exits with return code 0x00000002.
Starting test: KccEvent
A warning event occurred. EventID: 0x8000061E
Time Generated: 11/01/2016 17:21:00
Event String:
All directory servers in the following site that can replicate the directory partition over this transport are currently unavailable.
An error event occurred. EventID: 0xC000051F
Time Generated: 11/01/2016 17:21:00
Event String:
The Knowledge Consistency Checker (KCC) has detected problems with the following directory partition.
A warning event occurred. EventID: 0x80000749
Time Generated: 11/01/2016 17:21:00
Event String:
The Knowledge Consistency Checker (KCC) was unable to form a complete spanning tree network topology. As a result, the following list of sites cannot be reached from the local site.
A warning event occurred. EventID: 0x8000061E
Time Generated: 11/01/2016 17:21:00
Event String:
All directory servers in the following site that can replicate the directory partition over this transport are currently unavailable.
An error event occurred. EventID: 0xC000051F
Time Generated: 11/01/2016 17:21:00
Event String:
The Knowledge Consistency Checker (KCC) has detected problems with the following directory partition.
A warning event occurred. EventID: 0x80000749
Time Generated: 11/01/2016 17:21:00
Event String:
The Knowledge Consistency Checker (KCC) was unable to form a complete spanning tree network topology. As a result, the following list of sites cannot be reached from the local site.
A warning event occurred. EventID: 0x8000061E
Time Generated: 11/01/2016 17:21:00
Event String:
All directory servers in the following site that can replicate the directory partition over this transport are currently unavailable.
An error event occurred. EventID: 0xC000051F
Time Generated: 11/01/2016 17:21:00
Event String:
The Knowledge Consistency Checker (KCC) has detected problems with the following directory partition.
A warning event occurred. EventID: 0x80000749
Time Generated: 11/01/2016 17:21:00
Event String:
The Knowledge Consistency Checker (KCC) was unable to form a complete spanning tree network topology. As a result, the following list of sites cannot be reached from the local site.
A warning event occurred. EventID: 0x8000061E
Time Generated: 11/01/2016 17:21:00
Event String:
All directory servers in the following site that can replicate the directory partition over this transport are currently unavailable.
An error event occurred. EventID: 0xC000051F
Time Generated: 11/01/2016 17:21:00
Event String:
The Knowledge Consistency Checker (KCC) has detected problems with the following directory partition.
A warning event occurred. EventID: 0x80000749
Time Generated: 11/01/2016 17:21:00
Event String:
The Knowledge Consistency Checker (KCC) was unable to form a complete spanning tree network topology. As a result, the following list of sites cannot be reached from the local site.
PRODDC67-VM: Current time is 2016-11-01 10:23:40.
DC=ForestDnsZones,DC=MyDomain,DC=local
Last replication received from PRODDC70-VM at 2016-10-11 20:06:33
DC=DomainDnsZones,DC=MyDomain,DC=local
Last replication received from PRODDC70-VM at 2016-10-11 20:06:33
CN=Schema,CN=Configuration,DC=MyDomain,DC=local
Last replication received from PRODDC70-VM at 2016-10-11 20:06:32
CN=Configuration,DC=MyDomain,DC=local
Last replication received from PRODDC70-VM at 2016-10-11 20:06:32
DC=MyDomain,DC=local
Last replication received from PRODDC70-VM at 2016-10-11 20:06:32
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https://social.technet.microsoft.com/Forums/windowsserver/en-US/e689b8d9-845e-4f2e-af6b-b237fb76ebb4/the-knowledge-consistency-checker-kcc-was-unable-to-form-a-complete-spanning-tree-network?forum=winserverDS
The issue was solved by registering the w32time...see link below:
https://awinish.wordpress.com/2011/10/07/time-server-role-in-forestdomain-2/