| http://www.w3.org/ns/prov#value | - In various other embodiments, the end user 150 (recipient) may answer the outgoing call leg 160, followed by a separate or additional decision to join or not join the session, such as by entering a code (e.g., a number or feature code, such as entering ???1??? or ???*??? to join), by staying on the line to join, or by going on hook (hanging up) to not join.
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