这是我关于学习Lync 2010的计划表后续一步步更新吧：更新中.........................!
1. Implementation Phase--Concept
1.1 Lync Server 2010 Edition
1.2 Lync Server 2010 Role Feature
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2. Implementation Phase --Planning
2.1 Which Edition I Need to Deploy
2.2 Download Lync Server 2010 Planning Tool
2.3 Use the Planning Tool to Create a Design
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3. Implementation Phase --Prepare for Lync Server 2010
3.1 Prepare Active Directory for Installing Lync Server
3.2 Implement Split-Dns
：most situation the internal name are different from external name
：for instance:interlnal abc.com and external:abcd.com
：Creating External Domain DNS Zone In Interlnal Dns Server Which be Called Split Dns
:because we internal name is different from external name
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