Here is a list of all namespaces with brief descriptions:

vmware
vmware::appliance
vmware::appliance::access
vmware::appliance::health
vmware::appliance::networking
vmware::appliance::networking::dns
vmware::appliance::recovery
vmware::appliance::recovery::backup
vmware::appliance::recovery::restore
vmware::appliance::system
vmware::appliance::techpreview
vmware::appliance::techpreview::localaccounts
vmware::appliance::techpreview::monitoring
vmware::appliance::techpreview::networking
vmware::appliance::techpreview::networking::firewall
vmware::appliance::techpreview::networking::firewall::addr
vmware::appliance::techpreview::ntp
vmware::appliance::techpreview::services
vmware::appliance::techpreview::system
vmware::appliance::util
vmware::appliance::vmon
vmware::appliance::vmon::util
vmware::cis
vmware::cis::tagging
vmware::cis::tagging::util
vmware::cis::util
vmware::content
vmware::content::library
vmware::content::library::item
vmware::content::library::item::downloadsession
vmware::content::library::item::updatesession
vmware::content::util
vmware::vapi
vmware::vapi::metadata
vmware::vapi::metadata::authentication
vmware::vapi::metadata::authentication::service
vmware::vapi::metadata::cli
vmware::vapi::metadata::metamodel
vmware::vapi::metadata::metamodel::resource
vmware::vapi::metadata::metamodel::service
vmware::vapi::metadata::privilege
vmware::vapi::metadata::privilege::service
vmware::vapi::std
vmware::vapi::std::errors
vmware::vapi::util
vmware::vapi::vcenter
vmware::vcenter
vmware::vcenter::inventory
vmware::vcenter::inventory::util
vmware::vcenter::iso
vmware::vcenter::iso::util
vmware::vcenter::ovf
vmware::vcenter::ovf::util
vmware::vcenter::util
vmware::vcenter::vm
vmware::vcenter::vm::hardware
vmware::vcenter::vm::hardware::adapter
vmware::vcenter::vm::hardware::boot