Log Name:      Directory Service
Source:        Microsoft-Windows-ActiveDirectory_DomainService
Date:          30.08.2013 18:45:20
Event ID:      1869
Task Category: Global Catalog
Level:         Information
Keywords:      Classic
User:          ANONYMOUS logoN
Computer:      vm-dns2.logstream.local
Description:
Active Directory Domain Services has located a global catalog in the following site. 

Global catalog:
\\server.logstream.local 
Site:
Default-First-Site-Name
Event Xml:
<Event xmlns="http://schemas.microsoft.com/win/2004/08/events/event">
  <System>
    <Provider Name="Microsoft-Windows-ActiveDirectory_DomainService" Guid="{0e8478c5-3605-4e8c-8497-1e730c959516}" EventSourceName="NTDS General" />
    <EventID Qualifiers="16384">1869</EventID>
    <Version>0</Version>
    <Level>4</Level>
    <Task>18</Task>
    <Opcode>0</Opcode>
    <Keywords>0x8
  

  
 
 
   
This server is the owner of the following FSMO role,but does not consider it valid. For the partition which contains the FSMO,this server has not replicated successfully with any of its partners since this server has been restarted. Replication errors are preventing validation of this role. Operations which require contacting a FSMO operation master will fail until this condition is corrected. FSMO Role: DC=logstream,DC=local
 

  
0000000000</Keywords>
    <TimeCreated SystemTime="2013-08-30T14:45:20.007237900Z" />
    <EventRecordID>186</EventRecordID>
    <Correlation />
    <Execution ProcessID="484" ThreadID="604" />
    <Channel>Directory Service</Channel>
    <Computer>vm-dns2.logstream.local</Computer>
    <Security UserID="S-1-5-7" />
  </System>
  <EventData>
    <Data>\\server.logstream.local</Data>
    <Data>Default-First-Site-Name</Data>
  </EventData>
</Event>

我需要将GC放在新服务器上,让旧的服务器最终死掉.有人可以帮帮我吗？

我同意可能存在一些DNS问题.如果旧的DC关闭,新的一个sais：

Log Name:      Directory Service
Source:        Microsoft-Windows-ActiveDirectory_DomainService
Date:          02.09.2013 12:58:06
Event ID:      1126
Task Category: Global Catalog
Level:         Error
Keywords:      Classic
User:          ANONYMOUS logoN
Computer:      vm-dns2.logstream.local
Description:
Active Directory Domain Services was unable to establish a connection with the global catalog. 

Additional Data 
Error value:
1355 The specified domain either does not exist or could not be contacted. 
Internal ID:
3200e25 

User Action: 
Make sure a global catalog is available in the forest,and is reachable from this domain controller. You may use the nltest utility to diagnose this problem.
Event Xml:
<Event xmlns="http://schemas.microsoft.com/win/2004/08/events/event">
  <System>
    <Provider Name="Microsoft-Windows-ActiveDirectory_DomainService" Guid="{0e8478c5-3605-4e8c-8497-1e730c959516}" EventSourceName="NTDS General" />
    <EventID Qualifiers="49152">1126</EventID>
    <Version>0</Version>
    <Level>2</Level>
    <Task>18</Task>
    <Opcode>0</Opcode>
    <Keywords>0x8
  

  
 
 
   
This server is the owner of the following FSMO role,DC=local
 

  
0000000000</Keywords>
    <TimeCreated SystemTime="2013-09-02T08:58:06.650172500Z" />
    <EventRecordID>248</EventRecordID>
    <Correlation />
    <Execution ProcessID="484" ThreadID="604" />
    <Channel>Directory Service</Channel>
    <Computer>vm-dns2.logstream.local</Computer>
    <Security UserID="S-1-5-7" />
  </System>
  <EventData>
    <Data>3200e25</Data>
    <Data>1355</Data>
    <Data>The specified domain either does not exist or could not be contacted.</Data>
  </EventData>
</Event>

就在那之后出现了2092事件：

This server is the owner of the following FSMO role,but does not
consider it valid. For the partition which contains the FSMO,this
server has not replicated successfully with any of its partners since
this server has been restarted. Replication errors are preventing
validation of this role. Operations which require contacting a FSMO
operation master will fail until this condition is corrected. FSMO
Role: DC=logstream,DC=local

具有自动网络配置的其他机器说DNS服务器是192.168.0.1,这是一个路由器