query filters, 188, 197
dynamic distribution groups and, 199
queue at point of failure, 94
Queue Viewer, 17
accessing, 457-458
changing viewing options, 459
deleting messages from, 461-462
Remove (With NDR), 462
Remove (Without Sending NDR), 462
enumerating messages, 460
message filtering, 460
states
Ready, 458
Remote, 458
Retry, 458
Scheduled, 458
Suspended, 458
summaries
Last Error, 459
Last Retry Time, 459
Message Count, 459
Next Hop Domain, 459
Next Retry Time, 459
summaries and states, 458-459
suspending and resuming, 461
working with messages, 459-460
queues, 455-462
accessing Queue Viewer, 457-458
deleting messages from, 461-462
Remove (With NDR), 462
Remove (Without Sending NDR), 462
enumerating messages, 460
forcing connections to, 461
mailbox delivery queue, 456
message filtering, 460
overview, 455-457
poison message queue, 456
queue states
Ready, 458
Remote, 458
Retry, 458
Scheduled, 458
Suspended, 458
queue summaries
Last Error, 459
Last Retry Time, 459
Message Count, 459
Next Hop Domain, 459
Next Retry Time, 459
queue summaries and states, 458-459
refreshing Queue View, 459
remote delivery queue, 456
submission queue, 456
suspending and resuming, 461
unreachable queue, 457
working with messages in, 459-460