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Example: Park All phones MUST support Receipt of REFER The REFER feature tags (RFC 4508) mechanism A specific feature tag which somehow identifies that this is a park (for UI and authorization) Generation of REFER to remote party towards park server Obtain park URI through config package All phones must indicate In REGISTER, if they do KPML this must be signaled with a media feature tag This would ensure that at least one case (approach 1) works for any combination of phones Allows park server to know if phone can do something different |