The devcom toolkit provides the current status of a device connection to Point Management (PTM). Whenever the status of the connection changes the devcom will send a message to Point Management.
Point Management will set a global point based on the status of the device connection.
If there is a failure in the:
|
Devcom |
All the devices for the devcom are marked unavailable |
|
Remote PTM |
All of the remote devices are marked unavailable |
|
Local PTM |
The application fails over to the remote PTM |
The remote PTM marks the local devices as unavailable
A global BOOLEAN array point of two (2) elements indicates the status of the device connection.
|
The value of |
Indicates that the devcom |
|
1 |
Is communicating with the device |
|
0 |
Is not communicating with the device |
|
|
Manual redundancy overview. |
