Protocol Specific Configuration

Poll/Select/Option Configuration Values

Select Word

15

14

13

12

11

10

9

8

7

6

5

4

3

2

 

1

 

0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

T200 Res

T200 Val (I-63)

 

 

 

K (0-7)

 

N200 (1-31)

 

 

 

 

 

 

 

 

 

 

T200 Val

This is the value of the T200 Acknowledgment timer divided by

 

 

 

two. The valid range for this field is 1 to 63 which translates to

 

 

 

T200 timer values of 2 to 126. 0 is not allowed and is an error. The

 

 

units of this timer are given by the T200 Res (resolution) field (see

 

 

 

below). Before configuring T200, you should read the description

 

 

 

of timer configuration at the beginning of this section.

 

 

 

 

 

T200 Res

Resolution of T200 Val above. The values correspond as follows:

 

 

 

0

= 10 milliseconds

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1

= 100 milliseconds

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2

= 1 second

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

3

= 10 seconds

 

 

 

 

 

 

 

 

 

 

 

 

 

KLevel 2 window size, values 1 to 7. Note that if 0 supplied, the LargeK value in the first option word is used. It is an error if both K and LargeK are 0.

N200 Number of retransmissions, values 1 to 31. Note that 0 is not allowed and is an error.

48

Chapter 4