/* basic connection housekeeping. */
} else if (command.equalsIgnoreCase("PING")) {
connectionHandler.sendCommand("PONG", getOptional(parameters, 0), getOptional(parameters, 1));
/* basic connection housekeeping. */
} else if (command.equalsIgnoreCase("PING")) {
connectionHandler.sendCommand("PONG", getOptional(parameters, 0), getOptional(parameters, 1));