NVIDIA CX6, CX6-DX, or CX7 port not linking when connected to Cisco switch Last updated Save as PDF Share Share Tweet Share Views:433Visibility:PublicVotes:0Category:ontap-9Specialty:hwLast Updated: Applies to NVIDIA CX6 NIC NVIDIA CX6-DX NIC NVIDIA CX7 NIC Cisco switch Issue Port on NVIDIA CX6, CX6-DX, or CX7 card does not link when connected to Cisco switch.