triggered => applied.

place within the local [Context Broker]{.HTML-Keyboard}.

**auxiliary** [Context Source Registrations]{.HTML-Keyboard} only apply during

context information consumption operations, and any distributed operation

asociated with an **auxiliary** [Context Source Registration]{.HTML-Keyboard}

shall only be triggered if no matching data has been received from all

previously encountered [Context Sources]{.HTML-Keyboard}, so that the

possibility of data retrieval from local and all other matching distributed

[Context Sources]{.HTML-Keyboard} has been exhausted.

context information consumption operations, and any data retrived from a

distributed operation associated with an **auxiliary** [Context Source

Registration]{.HTML-Keyboard} shall only be added to the payload where no

matching data has been received from all previously encountered [Context

Sources]{.HTML-Keyboard}, so that the possibility of data retrieval from local

and all other matching distributed [Context Sources]{.HTML-Keyboard} has been

exhausted.

## 9.4 Matching Context Source registrations