Multiple network interface cards (NICs), policy-based routing (PBR), and Web Cache Communication Protocol (WCCP) are not supported.

The CCX-SUB-PERF-TIER4, 4H, 5, and 5H models for Azure use multiple disks with Fault Tolerant Storage (FTS) to achieve their large data store capacity. Because of this different disk layout, upgrading to these models requires clearing the data store.