Environment variables
creating, 116–18, 119
deleting, 116–18, 121
instances, 119, 120, 121
reading, 116–18, 118–19
updating, 116–18, 120–21
_EventConsumerProviderRegistration system class, 9, 10, 13
Event consumer providers, 4–6
ConsumerClassNames property, 9, 10
defined, 4
examples, 6
registration, 4
See also WMI providers
Event Correlator providers, 525–26
defined, 525
list of, 525
resource, 526
Event notification
asynchronous, 883–84
synchronous, 882–83
_EventProviderRegistration system class, 9, 10, 13
Event providers, 4
defined, 4
EventQueryList property, 9, 10
implementation, 6
registration, 4, 5
supported WQL queries, 9
See also specific providers; WMI providers
Exchange 2000, 27
Exchange 2000 mailbox ACE AccessMask property, 680–84
deciphering, 681
flag values, 682
values, 681
Exchange 2000 mailbox security descriptors, 576–81
ADSI connection, 578–79
CDOEXM connection, 579–81
connecting to, 576–81
retrieving, 597–600
retrieving with ADSI, 598–99
retrieving with CDOEXM, 599–600
retrieving with WMI, 597–98
storage, 680
updating, 726–29
updating, with ADSI, 727–28
updating, with CDOEXM, 728–29
updating, with WMI, 726–27
WMI connection, 576–77
See also Security descriptors
Exchange 2000 providers, 785–802
capabilities, 786
Cluster, 794
defined, 785
DSAccess, 800–802
ExchangeClusterResource class, 794, 796
ExchangeConnectorState class, 787, 788
Exchange_DSAccessDC class, 800–802
ExchangeLink class, 789, 793, 794
ExchangeMessageTrackingEntry class, 794–98
ExchangeQueue class, 789, 793, 794
ExchangeServerState class, 787–90
Message Tracking Logs, 794–800
Queue, 789–94
Routing Table, 786–89
types of, 785
ExchangeClusterResource class, 794, 796
ExchangeConnectorState class, 787, 788
Exchange_DSAccessDC class, 800–802
defined, 800
instances, 802
properties, 801
ExchangeLink class, 789, 793, 794
defined, 789
IncreasingTime property, 790–94
properties, 795
ExchangeMessageTrackingEntry class, 794–98
defined, 794
EntryType property, 798
instances, 798
properties, 797
ExchangeQueue class, 789, 793, 794
defined, 789
IncreasingTime property, 790–94
properties, 796
Exchange Routing Table provider, 786–89
defined, 786
purpose, 786–87
See also Exchange 2000 providers
ExchangeServerState class, 787–90
output, 789
properties, 790
states, 787