HA interconnect shows down and no link lights on e0b and e1b ports on AFF A800

Applies to

AFF A800

Issue

• There are no link lights on HA interconnect ports e0b and e1b although a cable is connected correctly for each port pair.
• Interconnect status shows as down for the node:

::*> system ha interconnect status show 

                       Node: localhost
              Link 0 Status: down
              Link 1 Status: down
           Is Link 0 Active: false
           Is Link 1 Active: false
         IC RDMA Connection: down