For More Information 122 How to Convert from Mixed Mode to Native Mode in Exchange 123 Before You Begin 124 Procedure 124 For More Information 125 How to Restart the Microsoft Exchange Information Store Service 126 Procedure 126 Upgrading from Exchange 2000 Server to Exchange Server 2003 127 Procedures for Upgrading from Exchange 2000 Server to Exchange Server 2003 128 Exchange 2003 Security Considerations 131 Exchange Server Deployment Tools 131 System-Wide Requirements for Exchange Server 2003 133 Server-Specific Requirements for Exchange Server 2003 134 Upgrading Front-End and Back-End Servers 137 Pre-Upgrade Procedures 138 Running Exchange 2003 ForestPrep 141 Running Exchange 2003 DomainPrep 144 Running Exchange 2003 Setup 146 Removing Exchange 2000 Server Tuning Parameters 149 Uninstalling Exchange Server 2003 152 How to Remove the Initial Memory Percentage Registry Value. 152 Before You Begin 153 Procedure 153 For More Information 154 How to Remove the MPHeap Parallelism Registry Value 154 Before You Begin 156 Procedure 156 For More Information 157 How to Configure Outlook Web Access Content Expiration in Windows 2000 and Windows Server 2003 157 Procedures 157 How to Set the msExchESEParamLogBuffers Attribute for Exchange 159 Procedure 162 For More Information 163 How to Set the msExchESEParamMaxOpenTables Attribute for Exchange Server 2003 164 Before You Begin 165 Procedure 166 For More Information 167 Migrating from Exchange Server 5.5 to Exchange Server 2003 167 You Cannot Install Exchange Server 2003 on the Same Server as Exchange Server 5.5 169 Permissions for Migrating from Exchange Server 5.5 to Exchange Server 2003 169 Exchange 2003 Security Considerations 173 Exchange Server Deployment Tools 173 Active Directory and Exchange Server 5.5 Considerations 176 Active Directory Connector 180 System-Wide Requirements for Exchange Server 2003 186 Running Exchange 2003 ForestPrep 188 Running Exchange Server 2003 DomainPrep 190 Server-Specific Requirements for Exchange Server 2003 192 Installing and Enabling Windows 2000 or Windows Server 2003 Services 195 Running Exchange Server 2003 Setup 197 Moving Exchange Server 5.5 Mailbox and Public Folder Contents 198 Switching from Mixed Mode to Native Mode 201 Uninstalling Exchange 2003 208 How to Run the Active Directory Account Cleanup Wizard 209 Before You Begin 209 Procedure 209 For More Information 210 How to Install Active Directory Connector 210 Before You Begin 210 Procedure 211 For More Information 212 How to Run Active Directory Connector (ADC) Tools 213 Procedure 213 For More Information 214 How to Use Exchange Task Wizard to Move Mailboxes 215 Procedure 215 How to Run the Public Folder Migration (PFMigrate) Tool 217 Before You Begin 218 Procedure 219 How to Determine if You Are Running Exchange in Mixed or Native Mode 220 Procedure 220 How to Remove Exchange 5.5 Servers from Your Exchange 2003 Organization 221 Before You Begin 221 Procedure 222 For More Information 223 How to Remove the Last Exchange 5.5 Server from Your Exchange 2003 Organization 223 Procedure 224 For More Information 227 How to Remove Exchange SRS 227 Procedure 227 For More Information 229 Inter-Organizational Migration to Exchange Server 2003 229 Permissions for Inter-Organizational Migrations to Exchange 2003 230 Exchange 5.5 Migration Overview 232 Understanding Exchange Migration 242 Pre-Migration Tasks 246 Running Exchange Server Migration Wizard 256 Post-Migration Tasks 258 Exchange Inter-Organization Replication Tool 262 How to Check Attribute Common Names in Exchange Server 5.5 262 Procedure 262 How to Run the Exchange Server Migration Wizard 263 Before You Begin 264 Procedure 264 For More Information 269 How to Remove Migrated Mailboxes from Exchange Server 5.5 269 Before You Begin 270 Procedure 270 Upgrading from Mixed Exchange 2000 and Exchange 5.5 Organizations 271 Permissions for Upgrading from Mixed Exchange 2000 Server and Exchange 5.5 Organizations 273 Exchange Server 2003 Security Considerations 277 Exchange Server Deployment Tools 277 System-Wide Requirements for Exchange 2003 280 Running Exchange 2003 ForestPrep 281 Running Exchange Server 2003 DomainPrep 283 Server-Specific Requirements for Exchange Server 2003 286 Upgrading Exchange 2000 Active Directory Connector 290 Upgrading Front-End and Back-End Servers 290 Pre-Upgrade Procedures for Exchange 2000 291 . 2000 Server to Exchange Server 2003 127 Procedures for Upgrading from Exchange 2000 Server to Exchange Server 2003 128 Exchange 2003 Security Considerations 131 Exchange Server Deployment. the Same Server as Exchange Server 5.5 169 Permissions for Migrating from Exchange Server 5.5 to Exchange Server 2003 169 Exchange 2003 Security Considerations 173 Exchange Server Deployment. Exchange Server 2003 164 Before You Begin 165 Procedure 166 For More Information 167 Migrating from Exchange Server 5.5 to Exchange Server 2003 167 You Cannot Install Exchange Server 2003