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8. Concluding ICE Processing

This section describes how to complete ICE processing and select the final candidate pair for communication.

8.1. Procedures for Full Implementation​

8.1.1. Nominating Pairs​

The controlling agent is responsible for nominating candidate pairs. Once a connectivity check succeeds for a candidate pair, the controlling agent can decide to nominate that pair.

Nomination is done by including the USE-CANDIDATE attribute in the STUN Binding request.

8.1.2. Updating States​

Once a candidate pair is nominated and the associated connectivity check succeeds, that pair becomes the selected pair used for data transmission for that component.