🎥 SCENE: IT Basement – Inventory Room, 2:37 PM
The camera pans slowly across rows of laptops, wires, routers, and labeled boxes.
🎧 Dramatic voiceover starts:
“They look ordinary…
But each of them holds power.
Power to break. Power to cause outages.
Power to take down a project — or save it.”
📋 On the screen:
A ServiceNow ticket flashes red – “Application access error – linked CI: Email Server-003”
🧑💻 A support engineer whispers:
“CI identified. Let’s track the blast radius.”
🎯 Enter: Configuration Items (CIs)
The secret sauce of CMDB (Configuration Management Database)!
🧠 What Is a CI?
CI = Configuration Item
Anything IT-related that you manage, support, and track.
Hardware, software, users, licenses, virtual servers, even APIs.
📦 If you can break it, fix it, or use it — it’s probably a CI.
🔍 Examples of CIs
| Type | Examples |
|---|---|
| Hardware | Laptop, router, printer |
| Software | MS Office, VPN client, browser |
| User info | Login credentials, user roles |
| Servers | Database servers, app hosts |
| Services | Email, Payroll system |
Each CI has:
- A Unique ID
- Owner or support group
- Linked incidents, problems, and changes
- Relationship with other CIs (like Parent-Child)
🧪 Why CIs Matter
Let’s say:
- VPN stops working
- You get 27 tickets
- All related to the same VPN gateway
→ Instead of treating each as separate — link to one CI
💡 You fix once, and notify all affected!
📊 This is what separates basic support from pro ITIL support
🔗 CMDB: The Mastermind Behind the Scenes
CMDB = Configuration Management Database
It stores details of all CIs and their relationships.
When a new laptop is issued → updated in CMDB
When a server goes down → incident gets linked
➡️ So when you ask:
“What all will be impacted if we reboot this server?”
CMDB has the answer.
🔄 Real Use Case: Change Management
🎫 Change: Upgrade Email Server
Linked CI: Mail-SRV-03
CMDB says → This CI is used by 4 departments
Impact alerts go out 🚨
Downtime scheduled 🗓️
Users notified 🔔
Change logged ✅
That’s CI + CMDB working like a charm 🧩✨
🧘 Summary Time
| Term | Meaning | Why It Matters |
|---|---|---|
| CI | Configuration Item | Tracks IT assets with ID |
| CMDB | CI Database | Tracks dependencies, history & links |
🎬 Tomorrow’s Teaser:
🎥 Day 6: The Ticket Life Cycle – From Raised to Resolved
“Every ticket has a story…”
⚠️ Disclaimer:
This is a cinematic, educational take on ITIL.
For certification, visit PeopleCert, Axelos, or your company’s L&D hub.
