vcsa加入AD域失败

 vcsa7.0加入AD域时提示“Idm client exception: Error trying to join AD, error code 2453”

参考：https://communities.vmware.com/t5/vCenter-Server-Discussions/Idm-client-exception-Error-trying-to-join-AD-error-code-2453/m-p/1825912?tstart=0

解决办法：

查看dns是否设置正确，如下：

1. Enable SSH on VCSA.

2. Command> shell

3.  # /opt/vmware/share/vami/vami_config_net

4. Set the right DNS (Option 4)

5. # /opt/likewise/bin/domainjoin-cli join domainname username password

6. reboot

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3. # /opt/likewise/bin/domainjoin-cli leave

4. reboot