Applies to Ontap 9 Cisco UCS switch Issue LUNs are not visible on host end while configuring new hosts with new Cisco UCS. Zone is attached to Service profile on old switches where LUNs were accessibl...Applies to Ontap 9 Cisco UCS switch Issue LUNs are not visible on host end while configuring new hosts with new Cisco UCS. Zone is attached to Service profile on old switches where LUNs were accessible. Service profile on old switches do not have zoning profile. However, for new UCS switches zoning profile was configured.