troubleshooting Question

Primary AD not accessible . Windows Server 2008 Enterprise Sp1

Avatar of Sharaf K
Sharaf KFlag for United Arab Emirates asked on
ExchangeWindows OSWindows Server 2008Active DirectoryDNS
10 Comments1 Solution3831 ViewsLast Modified:
Hi,
One fine morning I have started facing issue on my primary dc of my exchange .

I'm getting below error while opening active directory also Please refer the Attachments .

I have tried restarting DNS server service and Netlogon service . Nothing helped .

error 1 .

""
C:\Users\Administrator>dcdiag

Directory Server Diagnosis

Performing initial setup:
   Trying to find home server...
   Home Server = OFFICEDC
   Ldap search capabality attribute search failed on server OFFICEDC, return
   value = 81

C:\Users\Administrator>
""


error 2 :

C:\Users\Administrator>repadmin /showrepl
Repadmin can't connect to a "home server", because of the following error.  Try
specifying a different
home server with /homeserver:[dns name]
Error: An LDAP lookup operation failed with the following error:

    LDAP Error 81(0x51): Server Down
    Server Win32 Error 0(0x0):
    Extended Information:


C:\Users\Administrator>
""

Error 3

""

C:\Users\Administrator>repadmin /replsummary
Replication Summary Start Time: 2017-10-31 16:02:54

Repadmin can't connect to a "home server", because of the following error.  Try
specifying a different
home server with /homeserver:[dns name]
Error: An LDAP lookup operation failed with the following error:

    LDAP Error 81(0x51): Server Down
    Server Win32 Error 0(0x0):
    Extended Information:



Source DSA          largest delta    fails/total %%   error


Destination DSA     largest delta    fails/total %%   error



C:\Users\Administrator>




""
Active-directory-Users-and-computers.bmp
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ASKER CERTIFIED SOLUTION
Sharaf K
EXchange 2013 admin & Network Admin

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