/// <summary>
/// Close the session including the underlying RTP session and channels.
/// </summary>
/// <param name="reason">An optional descriptive reason for the closure.</param>
public override void Close(string reason)
{
if (!IsClosed)
{
_rtpIceChannel.Close();
base.Close(reason);
connectionState = RTCPeerConnectionState.closed;
onconnectionstatechange?.Invoke(RTCPeerConnectionState.closed);
}
}