User manual

Computer Gateway User Manual 4-4 5/96
4.1.1
CG
CODE
31
43
--
30
48
--
30
Host
CODE
31
30
47
--
30
44
**
Time Synch message from CG; echo back by Host*
CG Restore message from CG; confirmation by Host
DB List Request from Host; confirmation by CG
DB List Response from CG; confirmation by Host
Restore complete from Host; confirmation by CG
* Time Synch message and ehco can occur during the following
sequence.
** At this point normal-operation applications level messages
can commence.
Host
CODE
06
--
31
--
30
CG
CODE
30
31
--
09
--
Build DDT/ITB from host; confirmation by CG
Time Synch message from CG; echo back by Host*
Build response from CG; confirmation from Host
* Time Synch message and echo can occur at any time during the
sequence.
Figure 4-2 Example of Normal Operation Messages Sequence
Figure 4-1 Example of Startup Messages Sequence