Nortel Networks NN43001-121 manual Description of Migration Phases, Functionality

88	Planning and engineering
Phase		Description	User experience
8. Continue migrating users.		Migrate remaining users.	• OC 2007 users can use the
		Enable users for enhanced	full functionality of OC 2007
		presence. Roll out the OC 2007	when communicating with
		client and the Live Meeting	other OC 2007 users.
		2007 client to the users.	• When OC 2007 client users
			are communicating with OC
			2005 users, they cannot
			use the new features in OC
			2007.
			• After Live Meeting 2007
			is rolled out to your users,
			they can participate in
			on-premise conferences
			internally and connect
			to these conferences
			remotely by using the Web
			Conferencing Edge Server.
			• RCC is only available to
			either OCS 2007 or LCS
			2005 users when one
			SIP CTI FE Signaling
			Server is deployed.
			For more information,
			see "Converged Office
			functionality" (page 82).
9.	Decommission all Live	Remove Live Communications	All users are on OC 2007,
Communications 2005 servers		Server 2005 and MCM 2.0 from	enabled for enhanced presence
and MCM 2.0 after all users		your environment.	and have full functionality of
have been migrated to OCS			OC 2007. If Live Meeting is
2007			deployed, users can participate
			in on-premise conferences
			internally and connect to these
			conferences remotely by using
			the Web Conferencing Edge
			Server.
10. Decommission the SIP CTI		Remove the SIP CTI FE for	None.
FE for LCS (if installed)		LCS (if an additional Signaling
		Server was deployed).

Description of Migration Phases

To deploy OCS 2007 in an existing Live Communications Server 2005 topology, Nortel recommends the following phases:

Nortel Communication Server 1000

Nortel Converged Office Fundamentals — Microsoft Office Communications Server 2007

NN43001-121 01.03 Standard

Release 5.0 30 April 2008

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