code: protected void open(int remoteid, long remotewindow, int remotepacket,
  			byte[] responsedata) throws IOException {
  
  		open(remoteid, remotewindow, remotepacket);
  
  	}
docs: Once a SSH_MSG_CHANNEL_OPEN_CONFIRMATION message is received the
  framework calls this method to complete the channel open operation.
  
  @param remoteid
  the senders id
  @param remotewindow
  the initial window space available for sending data
  @param remotepacket
  the maximum packet size available for sending data
  @param responsedata
  the data returned from the remote side in the
  SSH_MSG_CHANNEL_OPEN_CONFIRMATION message
  @throws IOException