When the connection to the OpenFlow controller is lost, existing flows will continue to be processed until they timeout or the Zodiac FX restarts. This allows your network to continue to operate when the controller connection is disrupted.
When the connection to the OpenFlow controller is lost, the flow table will be cleared and all traffic is blocked. This can be useful for security-sensitive applications.
Configuring the failstate
The failstate can be configured via the command line, in the config context:
set failstate secure
set failstate safe
It can also be set in the web interface: