User manual

Hot Standby
318
33002479 06 07/2008
Power Up and
Ethernet
Services
The following table shows how the status of an NOE service is affected by the
Modicon Quantum Hot Standby with Unity HSBY state.
HSBY State Status of NOE Services
Client Services Client/Server
Services
Server Services
I/O Scanner Global Data Modbus
Messaging
FTP SNMP HTTP
Unassigned Run Run Run Run Run Run
Primary CPU Run Run Run Run Run Run
Secondary Stop Stop Run Run Run Run
Offline Stop Stop Run Run Run Run