Cisco stackwise 480 technology is built on the highly successful industry leading stackwise technology which is a premium stacking architecture stackwise 480 has a stack bandwidth of 480 gbps stackwise 480 uses cisco ios software sso for providing resiliency within the stack the stack behaves as a single switching unit that is managed by an active switch elected by the member switches the active switch automatically elects a standby switch within the stack the active switch creates an