This operation initiates a backup request on the specified Managed Element.

Operation Exceptions:
1. NOT_IMPLEMENTED - Raised if the EMS does not support this operation.
2. INTERNAL_ERROR - Raised in case of non-specific EMS internal failure.
3. INVALID_INPUT - Raised when input parameter are syntactical incorrect.
4. ENTITY_NOT_FOUND - Raised when specified managed element does not exist.
5. NE_COMM_LOSS - Raised when communication to the ME is lost.
