Blog

Running 3CX at scale, written for engineers.

Practical, vendor-honest guides on monitoring, backing up, alerting on, and securing a fleet of 3CX servers. Every post is grounded in how Sikurd — the RMM for 3CX — actually works. No fluff, no procurement-speak.

12 posts

Platform & fleet management

Running many customer PBXs from one console — monitoring, the NOC wall, holidays, standardization, updates, licensing, call-flow and more.

Platform

The 3CX NOC Dashboard: One Glass Wall for Your Whole 3CX Fleet

Put every customer's PBX on one fullscreen wallboard — status, MOS, health score and active calls — worst-first sorted so the one server in trouble jumps out.

Read
Platform

How to Monitor 3CX Trunk Health (Without Logging Into 20 Portals)

What 3CX exposes about SIP trunk health, what it doesn't, and the alerts that actually wake you up before customers call.

Read
Platform

3CX MOS Scoring Explained: What Good Voice Quality Actually Looks Like

What the numbers mean, how 3CX MOS gets calculated, what causes bad scores, and where to draw your alert thresholds.

Read
Platform

3CX Holiday Scheduling for MSPs: Manage Every PBX From One Calendar

Push a holiday to one instance or your whole fleet at once, ship a curated holiday library, and let clients self-submit their hours through a no-login link.

Read
Platform

How to Standardize 3CX Config Across Every Customer PBX

Drift between customer servers is how MSPs get surprised at 2am. Enforce a consistent parameter baseline across the whole fleet from one screen — with an audit trail.

Read
Platform

Scheduled, Backup-Protected 3CX Updates for MSPs at Fleet Scale

Unpatched servers are a liability, but patching in business hours is its own risk. Scheduled, backup-first updates patch a whole fleet on a maintenance window.

Read
Platform

Scheduled Tasks for 3CX: One Calendar for Every Change Across Your Fleet

Updates, backups and restore tests are scheduled in different places. A single time-bucketed Scheduled Jobs view rolls up every upcoming change — zero surprises.

Read
Platform

3CX License Management Across a Fleet: Every Renewal in One Place

A lapsed license takes a customer's phones down. A fleet License Status view, an expiry calendar, one-click renew links and 10/3/1-day reminders keep you ahead.

Read
Platform

Visualize 3CX Call Flows: See Exactly How Calls Route Through Any PBX

Routing is scattered across trunks, DIDs, inbound rules, IVRs, ring groups and queues. A read-only call-flow map draws the whole path automatically.

Read
Platform

AI Voice Prompts for 3CX: Make Greetings, Hold Music & IVR in Minutes

AI text-to-speech plus a free WAV converter turn any greeting, IVR prompt or hold track into a 3CX-spec file and drop it straight onto the right slot.

Read
Platform

Self-Healing 3CX Services: Safely Auto-Restarting Stuck Services

A stuck service at 2am shouldn't wait for a human. Self-Healing safely auto-restarts low-risk 3CX services — with a whitelist, cooldowns and attempt caps.

Read
Platform

Best Tools for Managing Multiple 3CX Servers (2026)

A practical guide to every tool MSPs use to manage multiple 3CX instances — what each does well, where each falls short, and how to choose.

Read

1 post

Backups & DR

The flagship: proving a 3CX backup can actually be restored, not just that it exists.

5 posts

Alerting & response

Getting the right alert to the right person — deduped, auto-resolving, and escalated by phone when it truly matters.

Alerting & Response

Smart 3CX Alerts With Auto-Resolve: Signal, Not Noise

Dedupe, auto-resolve when the condition clears, route per channel, and stay quiet during planned maintenance — instead of closing repeat alerts by hand.

Read
Alerting & Response

AI Voice-Call Alerts for 3CX: Phone Escalation for Critical Incidents

At 3am a push isn't enough. Sikurd places an outbound AI phone call that reads a critical incident aloud to whoever's on-call — escalation that gets a human up.

Read
Alerting & Response

AI Voice Alerts vs PagerDuty: What 3CX MSPs Actually Need

PagerDuty is the IT on-call default, but it isn't built for 3CX. What AI voice-call alerting looks like for VoIP MSPs, and when PagerDuty still makes sense.

Read
Alerting & Response

3CX Alerts in Slack, Teams & Zapier: Put Incidents Where Your Team Works

Richly formatted alerts straight into Slack and Microsoft Teams — severity colors, deep links — plus the same alert into Zapier as structured JSON to wire anywhere.

Read
Alerting & Response

Closed-Loop PSA Tickets for 3CX: Tickets That Open and Close Themselves

A 3CX alert auto-creates the ticket and auto-resolves it on clear — a true closed loop across Autotask, ConnectWise, HaloPSA and Syncro that keeps your PSA honest.

Read

3 posts

Security & access

Locking down the tool that can change every customer's phone system — and giving clients a safe, scoped window into their own.

Security & Access

SSO & MFA for 3CX Fleet Management: Locking Down the Tool That Controls Every PBX

SSO via Microsoft Entra ID (Azure AD), mandatory MFA before any session is minted, no self-signup, and a full audit trail — the access control a fleet tool needs.

Read
Security & Access

How to Give 3CX Clients Scoped Access Without Handing Over the Keys

Two access models — white-label status pages and a one-instance client login — give customers real visibility and a little self-service, without admin on the PBX.

Read
Security & Access

The 3CX Audit Log: One Searchable Trail of Every Change to Every Customer PBX

“Who changed this, and when?” can't be a guess. Every portal-initiated change — actor, timestamp, before-and-after values — in one filterable, append-only log.

Read

Stop reading about it. Run it on your fleet.

Connect your first three instances free and see the monitoring, alerting, and verified backups these posts describe — on your own 3CX servers. No credit card to start.