iDRAC provides optional networking interfaces that can be used for connection and management. As a security best practice, it is recommended to disable networking interfaces that are unused.
The following configurations are recommended for network security:
iDRAC Nic Select – Dedicated
iDRAC VLAN – enabled
USB Management Port — Disabled
iDRAC Managed: USB SCP — Disabled
Pass-through State — Disabled
Pass-through Mode — USB NIC
IP Blocking Enabled
IP Filtering Enabled
Auto Discovery Disabled or if Auto Discovery is necessary set to DNS
Table 1. Network Configurations from Web Interface and RACADM