attr.switch_timer_interval = msg.u.ask_channel.switch_timer_interval;
attr.read_timer_interval = msg.u.ask_channel.read_timer_interval;
attr.chan_id = msg.u.ask_channel.chan_id;
attr.switch_timer_interval = msg.u.ask_channel.switch_timer_interval;
attr.read_timer_interval = msg.u.ask_channel.read_timer_interval;
attr.chan_id = msg.u.ask_channel.chan_id;