Unable to ping ESXi hosts, no iscsi connectivity Last updated Save as PDF Share Share Tweet Share Views:148Visibility:PublicVotes:0Category:ontap-9Specialty:sanLast Updated: Applies to ONTAP 9 CISCO UCS VMware ESXi Issue After Data ONTAP upgrade, lost connection from CISCO UCS to iSCSI LUNS. Ping from and to ESXi hosts from and to NetApp LIF is not working.