Open Network Management

Open Network Management (ONM) provides focused command-line tools for host, fabric, accelerator, and Kubernetes network operations.

Command-line tools

Command	Purpose	Start here	Guide
ethctl	Inspect Ethernet interfaces, routes, NAT, pressure, and tuning candidates	ethctl list	ethctl guide
hcactl	List host channel adapters and their ports	hcactl list	hcactl guide
smctl	Inspect and manage NVIDIA UFM subnet-manager partitions	smctl list	smctl guide
xpuctl	Discover and inspect XPU/BMC devices through Redfish	xpuctl list	xpuctl guide
kprobe	Check every directed Kubernetes node-to-node pod-network path	kprobe	kprobe guide
tsctl	Inspect Tailscale tailnets and nodes; update acl for policy, update node for a node IPv4	tsctl view -n -	tsctl guide

Run <command> --help for CLI syntax. Each linked guide contains the tool's requirements, configuration, command reference, examples, and operational notes where applicable.

Build

cargo build --release --workspace

The command binaries are written to target/release/. Some host-management tools require Linux system libraries; see the relevant guide before building.

Library

libonm contains the shared Rust APIs used by the command-line tools.

Container shell

ONM also provides a privileged troubleshooting container with the compiled tools and common network utilities. See the onm-shell guide.