夺取操作主机角色:

1、dc2上:
进入doc下,命令:
ntdsutil
roles
connection
选择要扮演域控的dc(dc2):connect to server dc2.abc.com
quit
seize pdc
选择“是”
seize scheme master
seize naming master
seize RID master
seize infrastructure master
一路选“是”
 
 
2、删除dc1的域控角色:
运行中输入:dcpromo,选择删除,若不愿意处理请求,用下命令:
dcpromo /forceremoval
重新启动dc即可