|Server migration where consolidation of two companies' Sametime servers needs to occur. Name's will change from one O to another.|
1. For users to export their list, edit it (via notepad), and import/add their list.
2. Use the Conversion utility from IBM.
Link to utility:
Changing name on windows, see technote:
Changing display name (equiv. to front-side nicname), see related technote: