inband management
Inband management is the practice of managing network devices using the same network infrastructure that carries production traffic, offering convenience but requiring careful security and prioritization.
Inband management leverages the existing production network for administrative access, eliminating the need for a separate management network. This approach simplifies deployment and provides centralized visibility, but management traffic shares bandwidth and exposure with regular data traffic.
Security is a primary concern, as management commands and monitoring data traverse the same paths as user traffic. Best practices include using encryption (SSH, HTTPS), access controls, traffic prioritization (QoS), and monitoring for anomalies. Segmentation with VLANs can enhance isolation and reduce risk.
Inband management is common in enterprise, data center, and cloud environments, providing flexibility and cost savings. However, it must be balanced with robust security and resilience measures to ensure reliable and secure management access.