start out by reading documenet titled "Configuring and Managing Celerra Network High Availability", it's available on powerlink
please see the
Configuring and Managing EMC Celerra Network High Availability
manual on your doc CD or available from Powerlink – it explains both the concepts and the operation
As the replies refer, are you able to get the document from Powerlink? Is the document helpful?
If so, please mark the question as "Answered". Your response and feedback is appreciated.