A customer attaches an additional storage appliance to an existing Cisco UCS domain, which contains 50 virtualization hosts that require fabric failover connectivity on fabric interconnect B. The inte

vNIC Templates define virtual Network Interface Cards and are used for Ethernet connectivity, not for Fibre Channel or SAN storage.

A storage policy in UCS Manager typically refers to policies related to local storage or external storage access, but not directly to the configuration of vHBAs for connectivity and traffic segregation.

SAN connectivity policy is a broader policy in UCS that orchestrates SAN-related settings, but vHBA templates are the specific component within it that configures the virtual HBA properties for connectivity and failover.

vHBA Templates (Virtual Host Bus Adapter Templates) define the properties of virtual HBAs presented to servers, including WWN assignments, Fibre Channel VLANs, and importantly, the specific Fabric Interconnect (A or B) they can use for failover. They are also used to configure pin groups and Class of Service (CoS) settings for SAN traffic, directly meeting the requirement for segregating storage traffic with CoS 0 and providing fabric failover connectivity.