Specifies the namespace prefix to use for the namespace shown in the Namespace property.
Namespace
Specifies the namespace to be used.
Use target namespace
Selecting this option allows you to specify a target namespace for the
message definition file. You can only choose a target namespace if namespaces
have been enabled in the message set.
Target namespace settings
Prefix
Specifies the namespace prefix to use for the namespace shown in the Namespace property.