U

unified messaging, Outlook 2007, 563

Unified Messaging server role

configuring, 225

deploying, 118

functions performed by, 29

integrating voicemail, faxing, and e-mail, 7–8

mailbox size limits and, 10

multiple access points for e-mail systems, 8

overview of, 50

redundancy, 504

transition strategy and, 159

UM language packs, 134

uniform resource locators (URLs), 642

uninterruptible power supplies (UPSs)

hardware recommendations, 98

redundancy and, 501

updates

ExBPA (Exchange Best Practices Analyzer), 705

organizational processes supporting reliability and availability, 494

Update-StorageGroupCopy cmdlet, 197

upgrade installation, 139–161

Active Directory prerequisites, 142–143

coexistence period, 161

compared with migration, 139–140

connectors and, 147–149

Exchange versions and, 143–144

hardware prerequisites, 140–141

legacy and third-party services, 150–151

legacy routing server parameter, 144–147

management tools, 160

migration strategy, 151–155

operating system prerequisites, 141–142

overview of, 139–140

strategies for, 151

summary, 161

transition strategy, 155–159

UPN (user principal name), 80

UPSs (uninterruptible power supplies)

hardware recommendations, 98

redundancy and, 501

URLs (uniform resource locators), 642

user interface

OWA (Outlook Web Access), 634–635

scripts, 205

user interface, Outlook 2007, 562–563

calendar, 564–565

contacts folder, 565–566

editor, 564

inbox, 563–564

new features, 567–570

Out-of-Office Assistant, 567

tasks folder, 567

user mailbox

assigning mailbox to existing user with EMC, 327–331

assigning mailbox to existing user with EMS, 331–332

overview of, 327

user principal name (UPN), 80

users. See also recipients

assigning mailbox to existing user with EMC, 327–331

assigning mailbox to existing user with EMS, 331–332

assigning managed folder policies to, 432–435

connecting to network, 101

creating new user and assigning mailbox with EMC, 332–333

managing user properties with EMC, 334–339

managing user properties with EMS, 340–342

participation in messaging records management, 420

rollout and, 103–104