Getting bellow error messages. please help me out.


i have installed exchange server 2010 std edition on windows 2008r2 std edition. installed roles of exchange  , ad installed in single server. worked fine till yesterday getting below error messages , not able open emc (error: attempt connect http://dc1.localhost.local/powershell using "kerberos" authentication failed: access denied.)

error:1

active directory domain services unable establish connection global catalog. 
 
additional data 
error value:
8430 directory service encountered internal failure. 
internal id:
3200db0 
 
user action: 
make sure global catalog available in forest, , reachable domain controller. may use nltest utility diagnose problem. 

error:2

the dns server unable open active directory.  dns server configured obtain , use information directory zone , unable load zone without it.  check active directory functioning , reload zone. event data error code.

error: 3

the dfs replication service failed contact domain controller  access configuration information. replication stopped. service try again during next configuration polling cycle, occur in 60 minutes. event can caused tcp/ip connectivity, firewall, active directory domain services, or dns issues. 
 
additional information: 
error: 160 (one or more arguments not correct.)

vamshi

hi,

got error while checking ldap , rpc connectivity. please check firewall settings.
rpc error due bad nic, firewall, ports or wrong configuration in switch or router. dc can't reach other dc

i presume windows firewall turned off, preferred & secondary dns ip configured point local dns server only.

http://support.microsoft.com/kb/839880

http://blogs.technet.com/b/networking/archive/2009/02/03/rpc-endpoint-mapper-in-a-network-trace.aspx

error: 160

the issue seems occurred due reason dfs member server fail connect domain controller, please refer event description check tcp/ip connectivity, firewall settings, active directory domain server , dns.

service overview , network port requirements windows server system

http://support.microsoft.com/kb/832017

regards,

yan li


yan li

technet community support



Windows Server  >  Management



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