Having a DNS record can help when other sites or servers must also enter your disaster recovery server into their security Settings.
如果其他站点或服务器也必须把您的灾难恢复服务器输入它们的安全设置，有DNS记录会有帮助。
Connect to your iPhone, and enter the security code that appears on your Mac into your iPhone.
连接你的iPhone，然后在iPhone里输入显示在Mac电脑上的安全码。
This is the first time for GE Security product to enter into China subway market.
这是GE安防的产品首次进入中国地铁市场。
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