Single-chassis HA pairs

The following example shows a single-chassis HA pair:

In a single-chassis HA pair, both controllers are in the same chassis. For DM3000, DM5000, and DM5100, the HA interconnect is provided by the internal backplane. For DM7000 and DM7100, the HA interconnect is provided externally via the interconnect ports using SFP+ cables.