Reduces NetBox MCP context token consumption from ~19,810 tokens (182 tools) to ~4,500 tokens (~43 tools) by enabling environment-variable-driven module filtering. Key changes: - Add NETBOX_ENABLED_MODULES env var to config.py - Filter tool registration based on enabled modules in server.py - Conditional tool class instantiation for memory efficiency - Routing guard with clear error messages for disabled modules - Startup logging shows enabled modules and tool count Also fixes documentation referencing incorrect tool names: - virtualization_* → virt_* in cmdb-assistant docs - wireless_* → wlan_* in README - circuits_list_circuit_terminations → circ_list_terminations Recommended config for cmdb-assistant users: NETBOX_ENABLED_MODULES=dcim,ipam,virtualization,extras Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
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Infrastructure Management (cmdb-assistant)
This project uses the cmdb-assistant plugin for NetBox CMDB integration to manage network infrastructure.
Available Commands
| Command | Description |
|---|---|
/cmdb-search |
Search across all NetBox objects |
/cmdb-device |
Manage devices (create, update, list) |
/cmdb-ip |
Manage IP addresses and prefixes |
/cmdb-site |
Manage sites and locations |
MCP Tools Available
The following NetBox MCP tools are available for infrastructure management:
DCIM (Data Center Infrastructure Management):
dcim_list_devices,dcim_get_device,dcim_create_device,dcim_update_device- Device managementdcim_list_sites,dcim_get_site,dcim_create_site- Site managementdcim_list_racks,dcim_get_rack,dcim_create_rack- Rack managementdcim_list_interfaces,dcim_create_interface- Interface managementdcim_list_cables,dcim_create_cable- Cable managementdcim_list_device_types,dcim_list_device_roles,dcim_list_manufacturers- Reference datadcim_list_regions,dcim_list_locations- Location hierarchy
IPAM (IP Address Management):
ipam_list_ip_addresses,ipam_create_ip_address,ipam_get_ip_address- IP address managementipam_list_prefixes,ipam_create_prefix,ipam_list_available_prefixes- Prefix managementipam_list_vlans,ipam_create_vlan- VLAN managementipam_list_vrfs,ipam_create_vrf- VRF managementipam_list_available_ips,ipam_create_available_ip- IP allocation
Virtualization:
virt_list_vms,virt_create_vm,virt_update_vm,virt_delete_vm- VM managementvirt_list_clusters,virt_create_cluster,virt_update_cluster,virt_delete_cluster- Cluster managementvirt_list_vm_ifaces,virt_create_vm_iface- VM interface management
Circuits:
circuits_list_circuits,circuits_create_circuit- Circuit managementcircuits_list_providers,circuits_create_provider- Provider management
Tenancy:
tenancy_list_tenants,tenancy_create_tenant- Tenant managementtenancy_list_contacts,tenancy_create_contact- Contact management
Extras:
extras_list_tags,extras_create_tag- Tag managementextras_list_journal_entries,extras_create_journal_entry- Audit journalextras_list_object_changes- Change tracking
Usage Guidelines
- Use NetBox MCP tools for all infrastructure queries and modifications
- Always verify device/IP existence before creating duplicates
- Use tags for categorization and filtering
- Create journal entries for significant changes to maintain audit trail
- Check available IPs in a prefix before manual allocation