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IPAM & CMDBComparisonSource of truth

NetBox or teemIP: network source of truth or IPAM + CMDB platform?

NetBox and teemIP are two serious open source options to document the network. NetBox is a reference for modeling infrastructure and feeding automation; teemIP targets organizations that want to govern IPAM in an operational CMDB, with workflows, support and a vendor roadmap.

The real question: network automation or IPAM governance?

NetBox and teemIP overlap on IPAM but do not carry the same promise. The real question is not “which is better” but “what is your priority need”: building a highly automatable network source of truth, or governing the IP space in an operational repository shared by several teams.

Depending on the answer, one or the other becomes more natural. Advanced automation and fine network modeling lean toward NetBox; IPAM governance linked to a CMDB and request framing lean toward teemIP.

Method note: this article is a decision guide based on public information. It is neither an exhaustive audit of NetBox nor a claim of functional equivalence. Mentioned trademarks belong to their respective owners; teemIP SAS is not affiliated with NetBox or NetBox Labs.

In 2 minutes: which option to look at?

Remember this: NetBox is especially relevant when your priority is an automation-focused network/DCIM source of truth. teemIP becomes especially relevant when your priority is governing IPAM in a CMDB, framing requests and being understandable by several IT teams.
teemIP decision-support table
Your situationWhat to look at firstWhy
You want a network source of truth to feed automation.NetBoxThe API-first approach and plugin ecosystem are designed for automation.
You model racks, cables, circuits, devices and virtualization in detail.NetBoxThe DCIM scope is a structuring strength of NetBox.
You want to link IPAM to a CMDB and to ownership.teemIPThe CMDB links IPs, devices, sites, organizations and owners.
You must frame IP requests and changes.teemIPRequest workflows structure operational governance.
You want a tool understandable beyond NetDevOps profiles.teemIPThe repository also serves systems, security, support and operations.

When NetBox is the right choice

The official documentation positions NetBox as a solution for modeling and documenting modern networks. NetBox combines IPAM and DCIM: sites, racks, devices, cables, circuits, virtual machines, prefixes, addresses, VRFs, VLANs and AS numbers, all exposed via a REST API and GraphQL.

Its strength is clear: giving network teams a structured source of truth to feed scripts, integrations and automation. For a NetDevOps, API-first, Python or GitOps culture, NetBox is often a natural option.

The question to ask is then: is your priority to automate the network infrastructure, or to govern IPAM in a repository shared by several IT teams, beyond network engineers alone?

When to look at teemIP seriously

teemIP starts from IPAM — IPv4/IPv6 plans, blocks, subnets, ranges, addresses — and links them to a CMDB that documents the objects useful for operations: devices, interfaces, sites, organizations, VLANs, VRFs, as well as DNS (zone) and DHCP management depending on the deployed scope.

The scope goes beyond IPAM: racks, devices and virtualization are part of the model, and physical cabling is covered by the Cable Management extension, included by default in teemIP standalone. APIs, connectors and collectors then feed the repository; NetBox retains a broader ecosystem when very advanced network automation is the primary priority.

The goal is not only to build a technical base but a governed repository usable over time: you know what exists, what it maps to, who owns it and how changes are handled. This is often decisive for local governments, mid-market companies, MSPs and public bodies sensitive to sovereignty.

1

Link IPAM and CMDB

Connect addresses to devices, interfaces, sites and organizations for reliable operations and impact analysis.

2

Frame IP requests

Structure allocations, changes and releases through workflows and clear ownership.

3

Open up to every team

Offer a repository understandable by network, systems, security, support and operations, with vendor support and roadmap.

Compare scopes, not “the best tool”

The right choice depends on your priority: highly industrialized network automation on one side, IPAM + CMDB governance on the other.

teemIP comparison table
Decision criteriaNetBoxteemIP
PositioningNetwork/DCIM source of truth for documentation, modeling and automation.IPAM + CMDB platform for operational governance of the IP space.
IPAMPrefixes, ranges, addresses, VRFs, VLANs and related network objects.Blocks, subnets, ranges, IPv4/IPv6 addresses, delegations and availability.
DCIM / infrastructureVery strong: racks, devices, cables, circuits, sites, virtualization.Racks, devices, virtualization and cabling (dedicated extension) documented in the CMDB and linked to IPAM; modeling depth to assess against the requirement.
AutomationMajor strength: REST, GraphQL, plugins, scripts, API-first logic.APIs, imports, connectors, collectors, synchronization and IP discovery integrated into processes; a more focused automation ecosystem.
CMDBSpecialized network/DCIM model designed for engineering and automation.CMDB linking IPs, devices, interfaces, organizations, sites and ownership.
Request workflowsPossible via integrations or development depending on context.Native approach: requests, changes, releases and governance.
Natural target audienceNetwork teams focused on source of truth and NetDevOps.Network, systems, operations, security, support, MSPs and local governments.
Vendor / guidanceNetBox ecosystem, NetBox Labs offerings, community.Dedicated teemIP vendor: support, project guidance and roadmap.

Questions to ask before choosing

  • Is your priority network automation or IPAM governance?
  • Do you need a detailed DCIM scope (racks, cables, circuits)?
  • Do you need to link IPAM to a CMDB and to clear ownership?
  • Do you need to frame address requests and track changes?
  • How many teams, beyond the network, must use the repository?
  • Do you have an API-first and Python culture, or do you expect an out-of-the-box tool?
  • How important are vendor support, sovereignty and the roadmap to you?

Conclusion: a matter of priority

NetBox is a very good answer when the main goal is an automation-focused network source of truth. teemIP is more relevant when the goal is to turn IPAM into an operational repository, linked to a CMDB, framed by workflows and backed by a vendor.

Here again, the most useful starting point is honest scoping: what you must automate, what you must govern, and who must use the repository day to day.

Frequently asked questions about NetBox and teemIP

Do NetBox and teemIP do the same thing?

They overlap on IPAM but do not carry the same promise. NetBox is a network source of truth oriented towards modeling and automation, with a well-developed DCIM scope. teemIP places IPAM inside an operational CMDB shared across several IT teams, with request workflows. The real overlap is often limited to the address inventory part.

Does teemIP do DCIM like NetBox?

Yes. Racks, devices, VLANs, VRFs and virtualization are part of the data model, and physical cabling is documented through the Cable Management extension, included by default in teemIP standalone. NetBox goes further for highly detailed network/DCIM modeling and API-first automation; the appropriate level of detail therefore depends on your operational, governance and automation needs.

Can NetBox and teemIP be used together?

It is a coherent scenario when both needs coexist: NetBox as the network engineering source of truth feeding automation, teemIP as the governance repository connected to ITSM and the CMDB. The condition is to explicitly designate, object by object, which of the two is authoritative — otherwise synchronization becomes a permanent problem.

Which integrates better with a CMDB or an ITSM tool?

teemIP, because it is built on the iTop foundation: the CMDB and request management are not integrations but the native model. NetBox integrates very well through its API, but the articulation with an ITSM repository remains integration work to be carried out.

Which one for network automation?

NetBox is the natural choice when very advanced network automation is the primary goal: its API-first approach and ecosystem are built for it. teemIP also provides APIs, imports, connectors and collectors to automate and populate the repository, with an advantage when that automation must sit within a CMDB and governance processes.

Public sources used

Going further

Torn between a network source of truth and an IPAM + CMDB platform?

Talk to the teemIP team: we help you qualify your need, even when teemIP is not the right answer.

Frame my IPAM need