! cdev tag table
1 	value
2 	status
3 	severity
4 	time
5 	units
6 	displayHigh
7 	displayLow
8 	alarmHigh
9 	alarmLow
10	warningHigh
11	warningLow
12	controlHigh
13	controlLow
14	bitMask
15	file
16	class
17	device
18	message
19	verb
20	attribute
