CounterPath Bria iPad Edition 1.1.1/1.1.2 User Guide - Manual (Page 48)

CounterPath Corporation
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When using a SIP account for presence, you will not receive a buddy request. As soon as the person on the other
end registers your softphone number on the client, the person will see your presence without your acceptance.
Similarily, you will see someone’s presence right away without having to wait for the person’s response.