A 2-node IBM Sterling B2B Integrator (SBI) clustered solution is being designed. The customer will initiate connections with external partners using HTTP, FTP and SFTP protocols. For load balancing…

A 2-node IBM Sterling B2B Integrator (SBI) clustered solution is being designed. The customer will initiate connections with external partners using HTTP, FTP and SFTP protocols. For load balancing and fail over purposes 2 client adapters for each protocol are configured on each node and Service Groups are being used. How many Service Groups will be required?