How are you tracking OS / firmware for network devices (routers, switches) in ITAM/CMDB?

dboudreau670890
Tera Contributor

Hi all,

I’m trying to understand how others are tracking operating system / firmware versions for network devices (e.g., routers, switches, firewalls) in ServiceNow.

From what I can see:

  • Discovery is able to identify and classify network gear and sometimes capture version details
  • However, the Network Gear CI class doesn’t appear to have a dedicated OS/version field out-of-the-box
  • In some cases, OS/firmware data seems to land in the Description field or requires customization

This has me questioning how others are approaching this from an ITAM + CMDB + governance perspective:

A few things I’d love to hear:

  • Are you tracking router/switch firmware versions in CMDB today?
  • If so, where are you storing it? (custom field, model, attribute, etc.)
  • How are you managing the lifecycle of network device firmware (e.g., upgrades, end-of-support tracking, standard versions)?
  • Are you extending Discovery patterns (SNMP/OIDs) to capture this?
  • Do you treat firmware as:
    • configuration data (CMDB)
    • or something closer to “software” for compliance purposes?
  • Has anyone implemented standard firmware baselines (e.g., by model)?

It feels like this is a bit of a gap in the out-of-box data model—but I may be missing something.

Appreciate any guidance or examples of what’s working in your environment!

Thanks!

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