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

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migrating from lcs 2005 to ocs 2007

Migrating From LCS 2005 To OCS 2007

Tom Laciano

Sr. Program Manager


session objectives and takeaways
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
documentation and tools
Documentation and Tools
  • Online Migration documentation:http://technet.microsoft.com/en-us/library/bb894708.aspx
  • Downloadable Documentation:http://technet.microsoft.com/en-us/library/bb676082.aspx
  • Online Communicator Guide: http://technet.microsoft.com/en-us/library/bb899415.aspx
  • Office Communications Server 2007 Best Practices Analyzer (RTCBPA):http://www.microsoft.com/downloads/details.aspx?FamilyId=1B90993C-072A-4C84-B385-B76D23B2F27C&displaylang=en
  • Office Communications Server Planning Tool
  • Required for LCS 2005 SP1 install the following QFE's in order
    • KB 911996 QFE
    • KB 921543 QFE
  • Recommended Client Updates
    • OC 2007 KB 943083
    • OC 2005 KB 942897
the six step process
The Six Step Process

P=Upgrade Your PerimeterNetwork and Director







I=Deploy InternalOCS and Migrate Users

N=Enable Users for Enhanced Presence and New Featuresand Roll Out New Clients

G=Grow the edgewith Web Conf. Edge and A/V Edge Servers

M=Continue Phased Migration of users

E=Eliminate(Deprecate) Your LCS 2005 SP1 Servers

steps in perimeter network
PSteps 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
coexistence and active directory
ICoexistence And Active Directory
  • LCS 2005 SP1 and OCS 2007 can coexist
  • OCS 2007 does not impact AD existing LCS 2005 SP1

OCS 2007

OCS 2007

LCS 2005 SP1

steps to deploy internal ocs
ISteps 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
tips and tricks
ITips And Tricks

LCS 2005 SP1 Enterprise Pool

OCS 2007 Enterprise Pool

  • Repurpose Servers
  • Shared SQL Back End Supported
steps to deploy new features
NSteps To Deploy New Features
  • OCS 2007 MMC Configure Users
  • Enhanced Presence**
  • Archiving
  • Meeting Policy
  • Enterprise Voice Policy
  • Migrate Remote Call Control settings
  • Deploy Live Meeting Console & Outlook Add-in
  • Deploy OC 2007
move users

Move Users


Tom Laciano

Sr. Program Manager

steps to grow the edge
GSteps 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
steps to migrate more users
MSteps To Migrate More Users
  • Live Meeting Console and Outlook Add-in
  • Migrate users
  • Enable Enhanced Presence
  • Deploy OC 2007
  • Client Version Filter
tips and tricks1
MTips 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
steps to eliminate lcs 2005sp1
ESteps To Eliminate LCS 2005SP1
  • Verify no users on LCS 2005 SP1

For Standard Edition:

  • Deactivate LCS 2005 SP1
  • Uninstall LCS 2005 SP1
  • For Enterprise Edition:
  • Deactivate each FE
  • Uninstall LCS 2005 SP1 (except last server)
  • Remove the Enterprise pool
coexistence issues 1 of 2
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
Coexistence Issues (2 of 2)
  • Archiving interoperability is not supported
  • Check third-party application compatibility
  • Network of Origin (NOO)
  • Load Balancers with Single FEhttp://blogs.technet.com/chlacy
tips and tricks2
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
key takeaways
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

Technical Communities, Webcasts, Blogs, Chats and User Groups


Microsoft Learning and Certification


Microsoft Developer Network (MSDN) & TechNet



Trial Software and Virtual Labs


want to be an expert
Want To Be An Expert?
  • Get in depth and up to date technical resources from TechNet
    • Leverage the variety of Webcasts and Virtual Labs available
    • Be part of the OCS Product Dialogue
    • Join the OCS Community


© 2008 Microsoft Corporation. All rights reserved. Microsoft, Windows, Windows Vista and other product names are or may be registered trademarks and/or trademarks in the U.S. and/or other countries.

The information herein is for informational purposes only and represents the current view of Microsoft Corporation as of the date of this presentation. Because Microsoft must respond to changing market conditions, it should not be interpreted to be a commitment on the part of Microsoft, and Microsoft cannot guarantee the accuracy of any information provided after the date of this presentation. MICROSOFT MAKES NO WARRANTIES, EXPRESS, IMPLIED OR STATUTORY, AS TO THE INFORMATION IN THIS PRESENTATION.