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Your company has a Berkley Internet Name Domain (BIND) DNS server named Server1 that hosts the contoso.com DNS zone. You plan to replace Server1 with a DNS server named Server2 that runs Windows Server 2003 Service Pack 2 (SP2). You need to configure DNS on Server2 to meet the following requirements: Retain all resource records currently in the contoso.com zone.Allow updates to resource records for the contoso.com zone on Server2. What should you do? （） On Server2, configure a primary zone for contoso.com. 。 On Server2, configure a secondary zone for contoso.com. Configure the contoso.com zone on Server2 as a primary zone. 。 Copy the contoso.com.dns file from Server1 to the %systemroot%\System32\DNS folder on Server2. On Server2, restart the DNS Server service. 。 Copy the contoso.com.dns file from Server1 to the %systemroot%\System32\DNS folder on Server2. On Server2, create a secondary zone for contoso.com.。
在客观上宣告“文化大革命”理论与实践破产的事件是（）。 粉碎“四人帮”。 批邓、反击右倾翻案风。 打倒一切，全面夺权。 林彪集团的“九一三”事件。
An engineer is trying to summarize the following networks using the "ip summary- address eigrp"command: 10.8.88.0/25 10.8.89.48/29 10.8.64.96/27 Which network and subnet mask below would be the smallest EIGRP summary address to include all three subnets?（） 10.8.64.0 255.255.224.0。 10.8.64.0 255.255.128.0。 10.8.64.0 255.255.192.0。 D . 10.8.0.0 255.255.192.0。
具有韦伯氏器的鱼类是（）目。
真正的心智活动开始在（）。
