Dell EqualLogic PS6100 series Configuration Manual page 17

connected to the SAN, then you must use port 0 on the passive controller for the other connection to
the SAN. This is illustrated in the partially connected scenario shown in Figure 1.
Figure 1 Partially connected controller failover
Note how IP addresses are reassigned to the ports during the failover processes shown in Figure 1 and
Figure 2.
March 2013 Dell EqualLogic Configuration Guide v14.1 1-8