ACC HDLC-NRM (SDLC) User's Guide

50 Chapter4
Protocol Specific Configuration
Protocol Configuration Values
Table 4-1 shows the minimum and ma ximum actual timeout values
which will be achieved with various combinations of T1R and T1
parameters.
For the secondary Poll Timeout, the configured units are 1 s econd, but
this timer has a 10 second resolution. The default (if the parameter is set
to zero) is 20 seconds. This parameter is used to detect a disconnected
condition for the secondary station, where a poll is not received for the
duration of this timer. For the secondary, the allowable values for this
timerare1to63seconds.
Table 4-1 Timeout Values
T1R Timer
Resolution
T1 Poll Timeout
Value
Minimum
Timeout
Maximum
Timeout
100ms 1 0 100ms
(not recommended)
100ms 2 100ms 200ms
100ms 3 200ms 300ms
100ms 4 300ms 400ms
100ms 5 400ms 500ms
.. . .
100ms 19 1800ms 1900ms
100ms 20 1900ms 2000ms
.. . .
100ms 31 3000ms 3100ms
1 sec 1 0 1 sec
(not recommended)
1 sec 2 1 sec 2 sec
1 sec 3 2 sec 3 sec
.. . .
1sec 31 30sec 31sec