Here are the classes, structs, unions and interfaces with brief descriptions:

CPeekConversationStatCoclass EPRCmdAPI.CPeekConversationStat
EngineStatusCoclass EPRCmdAPI.EngineStatus
EPRCmdAPI::GraphDatasetCoclass EPRCmdAPI.GraphDataset
IAddressFilterNodeAn address filter node
IChannelFilterNodeA full duplex channel filter node
IDirectionFilterNodeWAN direction filter node
IEngineStatusCOM Wrapper for IEngineStatus
IErrorFilterNodeAn error filter node
IFilterA filter
IFilterCollectionA collection of filters
IFilterNodeA filter node
IFilterPackA package of filters
IGraphDatasetCOM Interface for Graph data set
ILengthFilterNodeA length filter node
IMonitorStatsCOM Wrapper for IMonitorStats
IPatternFilterNodeA pattern (string) filter node
IPeekConversationListCOM Wrapper for IPeekConversationList
IPeekConversationStatCOM Wrapper for IPeekConversationStat
IPeekRemoteAdapterCOM Wrapper for IPeekRemoteAdapter
IPeekRemoteAdapterListCOM Wrapper for IPeekRemoteAdapterList
IPeekRemoteCaptureInfoCOM Wrapper for IPeekRemoteCaptureInfo
IPeekRemoteCaptureListCOM Wrapper for IPeekRemoteCaptureList
IPeekRemoteNodeListCOM Wrapper for IPeekRemoteNodeList
IPeekSimpleNodeStatCOM Wrapper for IPeekSimpleNodeStat
IPluginFilterNodeA plugin filter node
IPortFilterNodeA port filter node
IProtocolFilterNodeA protocol filter node
ISimpleTriggerCOM Wrapper for ITrigger
IValueFilterNodeA value filter node
IWirelessFilterNodeA wireless filter node
IWPFileInfoCOM Wrapper for IWPFileInfo
IWPFileListCOM Wrapper for IWPFileList
IWPRemoteCmdMgrCOM Wrapper for EPR remote commands
IXmlTranslateCOM Wrapper for IXmlTranslate
EPRCmdAPI::MonitorStatsCoclass EPRCmdAPI.MonitorStats
EPRCmdAPI::PeekConversationListCoclass EPRCmdAPI.PeekConversationList
EPRCmdAPI::PeekRemoteAdapterCoclass EPRCmdAPI.PeekRemoteAdapter
PeekRemoteAdapterListCoclass EPRCmdAPI.PeekRemoteAdapterList
PeekRemoteCaptureInfoCoclass EPRCmdAPI.PeekRemoteCaptureInfo
EPRCmdAPI::PeekRemoteCaptureListCoclass EPRCmdAPI.PeekRemoteCaptureList
PeekRemoteNodeListCoclass EPRCmdAPI.PeekRemoteNodeList
EPRCmdAPI::PeekSimpleNodeStatCoclass EPRCmdAPI.PeekSimpleNodeStat
EPRCmdAPI::SimpleTriggerCoclass EPRCmdAPI.SimpleTrigger
ValueFilterValueValues to be used in a value filter
ValueFilterValueDataData union inside a ValueFilterValue
WirelessFilterNodeDataValues to be used in a wireless filter
WPFileInfoCoclass EPRCmdAPI.WPFileInfo
EPRCmdAPI::WPFileListCoclass EPRCmdAPI.WPFileList
EPRCmdAPI::WPRemoteCmdMgrCoclass EPRCmdAPI.WPRemoteCmdMgr
XmlTranslateCoclass EPRCmdAPI.XmlTranslate