This document discusses planning for an IBM Sametime deployment. It outlines the key Sametime components including the System Console, Community Server, Proxy Server, Meeting Server, and Media Server. It also discusses additional requirements like LDAP and DB2 servers. The document then presents examples of common internal and external high availability deployment topologies and considerations for virtualization. It concludes by noting additional deployment details like recommended Sametime client versions and offering field support services to assist with planning and implementation.