1 Migrating From LCS 2005 To OCS 2007 Tom Laciano Sr. Program Manager Microsoft UNC352

Session Objectives And Takeaways Supported Method to migrate from LCS to OCS Documentation and Tools Available Required and suggested hotfixes Coexistence issues to be mindful of Suggestions to minimize end user frustrations

3 Documentation and Tools Online Migration documentation: Downloadable Documentation: Online Communicator Guide: en-us/library/bb aspxhttp://technet.microsoft.com/ en-us/library/bb aspx Office Communications Server 2007 Best Practices Analyzer (RTCBPA): B90993C-072A-4C84-B385-B76D23B2F27C&displaylang=en B90993C-072A-4C84-B385-B76D23B2F27C&displaylang=en Office Communications Server Planning Tool

Hotfixes Required for LCS 2005 SP1 install the following QFE's in order KB QFE KB QFE Recommended Client Updates OC 2007 KB OC 2005 KB

5 P=Upgrade Your Perimeter Network and Director The Six Step Process I=Deploy Internal OCS and Migrate Users N=Enable Users for Enhanced Presence and New Features and Roll Out New Clients G=Grow the edge with Web Conf. Edge and A/V Edge Servers M=Continue Phased Migration of users E=Eliminate (Deprecate) Your LCS 2005 SP1 Servers PINGMEPINGME

6 Steps In Perimeter Network DNS Deploy New Edge Server Certificates Internal Routing Reverse Proxy Firewall Rules Deploy Director (optional) Remove LCS 2005 SP1 AP and Director P

7 Perimeter Completed

8 LCS 2005 SP1 OCS 2007 Coexistence And Active Directory LCS 2005 SP1 and OCS 2007 can coexist OCS 2007 does not impact AD existing LCS 2005 SP1 I

9 Steps To Deploy Internal OCS Active Directory Deploy OCS 2007 OCS 2007 Archiving Service, if required Verify User Replication Backup LCS 2005 SP1 user data Move users Continue using Office Communicator 2005 I

10 Tips And Tricks Repurpose Servers Shared SQL Back End Supported LCS 2005 SP1 Enterprise Pool OCS 2007 Enterprise Pool I

11 Steps To Deploy New Features 1. OCS 2007 MMC Configure Users 2. Enhanced Presence** 3. Archiving 4. Meeting Policy 5. Enterprise Voice Policy 6. Migrate Remote Call Control settings 7. Deploy Live Meeting Console & Outlook Add-in 8. Deploy OC 2007 N

12 Client/Server Interop Home Server version Client Logon LCS 2005 SP1 OCS Clients (OC, CWA 2005, CoMo) Legacy Presence Legacy Presence Enhanced Presence Enhanced Presence UC Endpoints (OC, UC devices) Legacy Presence Legacy Presence Enhanced Presence Enhanced Presence CWA Legacy Presence Legacy Presence Redirect to CWA 2005 Enhanced Presence Enhanced Presence N

13 Client Server Experience ClientUsers homeEnabled for Enhanced Presence (Potential or Capable) Enhanced Presence Mode set Connection works? OC 2005LCS 2005 SP1 OC 2007LCS 2005 SP1 OC 2005OCS 2007 OC 2007OCS 2007 OC 2005OCS 2007 OC 2007OCS 2007 (Set on first sign-in) OC 2005OCS 2007 N

14 Move Users Tom Laciano Sr. Program Manager

15 Steps To Grow The Edge Web conferencing edge server Add A/V Edge Server Certificates Reverse Proxy Download meeting content Distribution Group expansion Address Book Download G

16 Steps To Migrate More Users Live Meeting Console and Outlook Add-in Migrate users Enable Enhanced Presence Deploy OC 2007 Client Version Filter M

Tips And Tricks Client Deployment Strategies Phased Consider co-existence Consider roaming users Recommend department at once Company at Once Network Intensive Client Deployment Address Book download Adhoc Self-signup website Easy to Script, hard to manage Co-existence M

18 Steps To Eliminate LCS 2005SP1 1. Verify no users on LCS 2005 SP1 For Standard Edition: 2. Deactivate LCS 2005 SP1 3. Uninstall LCS 2005 SP1 4. For Enterprise Edition: 5. Deactivate each FE 6. Uninstall LCS 2005 SP1 (except last server) 7. Remove the Enterprise pool E

19 Coexistence Issues (1 of 2) Enhanced Presence set – these won’t work OC 2005 CWA 2005 CoMo 2005 OCS 2007 A/V and Web conferencing OC 2005 client only User on LCS 2005 SP1 with Live Meeting client able to attend Communicator Mobile 2005 (1.0) through OCS 2007 Edge won’t work

Coexistence Issues (2 of 2) Archiving interoperability is not supported Check third-party application compatibility Network of Origin (NOO) Load Balancers with Single FE

21 Tips And Tricks Cross Forest Migration Resource Forest vs. Federation Consider Exchange UM GAL Synchronization provides full Address Book NOTE: msRTCSIP-PrimaryUserAddress must be in ProxyAddresses as EUM

22 Key Takeaways OCS 2007 servers coexist with LCS 2005 SP1 servers Upgrading from LCS 2005 SP1 to OCS 2007 is a side-by-side install and migration Planning required for the transition to enhanced presence for the users Deployments enabled for external access should be migrated to OCS 2007 outside-in

23 Resources Technical Communities, Webcasts, Blogs, Chats and User Groups Microsoft Developer Network (MSDN) & TechNet Trial Software and Virtual Labs Microsoft Learning and Certification

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