DVGVoIP Knowledge Base

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Getting Started Calling Voicemail Mobile & Web Admin Phone Models AI Features Downloads

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Getting Started

Provisioning, first calls, welcome email, login

5 articles

Making & Receiving Calls

Dial codes, hold, transfer, call pickup, parking

6 articles

Voicemail

Setup, greetings, PIN, email notifications

5 articles

Mobile & Web Apps

iOS, Android, Windows, web client, notifications

8 articles

Admin & Settings

Business hours, auto-attendant, ring groups, queues

9 articles

Phone Model Guides

T21, T41, T46, T53, T54, MP56 — setup, keys, features

3 models

AI Features NEW

AI Agent receptionist, AI Assistant chat, setup

3 articles

Downloads & Reference

PDF guides, quick reference cards, app links

4 articles

Getting Started

Setting Up Your DVGVoIP System for the First Time What to expect after provisioning — login, first call, and app setup

How to Log In to the 3CX Web Client Access your phone system from any browser — no app needed

Understanding Your Extension & Direct Number What your 3-digit extension is used for and how DID numbers work

Porting Your Existing Number to DVGVoIP What information you need and how long the port takes

Network Requirements for VoIP Bandwidth, router settings, and QoS recommendations

E911 Emergency Address Setup How to register and update your E911 address for CRTC compliance

Using VoIP on Starlink & Satellite Latency, compatibility, and tips for remote Northern Ontario connections

3CX Session Border Controller (SBC) What the SBC does, when you need one, installation, and high availability setup

Fax-to-Email Setup Receive faxes as PDFs in your inbox — or keep your physical fax machine

Check Your Number Portability See if your current phone number can be ported to DVGVoIP

Free Tool

Making & Receiving Calls

3CX Quick Reference — Dial Codes Cheat Sheet All star codes: intercom, voicemail, status, park, pickup

How to Transfer a Call (Blind & Attended) Step-by-step for both transfer types on desk phone, app, and web client

Putting a Call on Hold & Retrieving It Hold music, multiple calls on hold, and retrieving from another extension

Call Parking — Park & Retrieve from Any Extension How to park a call so any team member can pick it up

Setting Up Call Forwarding Always, on busy, and no-answer forwarding to mobile or another extension

Starting a Conference Call Three-way calls and multi-party conference rooms

Voicemail

Setting Up Your Voicemail for the First Time Record your greeting and set your PIN on first login

Checking Voicemail — Desk Phone, App & Web All three ways to listen to your messages

Enabling Voicemail-to-Email Notifications Get an email with audio attachment whenever you receive a voicemail

Changing Your Voicemail Greeting Record a new greeting or upload an audio file

Voicemail Menu — Full Key Reference Every keypress option when navigating the voicemail system

Mobile & Web Apps

Installing the 3CX App on iPhone or iPad Download, provision with QR code, and make your first call

Installing the 3CX App on Android Play Store setup and background calling configuration

Using the 3CX Windows Desktop App Microsoft Store install, softphone setup, and status management

Using 3CX Web Meetings (Video Conferencing) Start a video call, share your screen, invite external participants

Connecting 3CX to Your CRM Salesforce, HubSpot, Zoho — click-to-call and call logging

Push Notifications Not Working? (iOS & Android) Troubleshooting missed calls on mobile when the app is in the background

Troubleshooting

Two-Factor Authentication (2FA) & PWA Setup Secure your 3CX login with 2FA and install the web client as a desktop app

Microsoft 365 Integration Office 365 contact sync, caller ID, and using 3CX alongside Teams

Admin & Settings

Setting Business Hours & Holiday Schedules Route calls differently after hours and on statutory holidays

Configuring Your Auto-Attendant (Digital Receptionist) Set up a menu: Press 1 for sales, Press 2 for support…

Creating & Managing Ring Groups Ring all sales desks simultaneously or in round-robin order

Setting Up a Call Queue Hold music, queue position announcements, agent login/logout

Adding a New Extension / User Create a new extension and send provisioning to the user

Phone Model Guides

Select your phone model for a full user guide — calling, transfers, voicemail, speed dial, and more. Choosing a phone? See the desk phones we deploy.

Yealink T54W

Color Screen Wi-Fi Gigabit Bluetooth

Premium color-screen desk phone with dual-band Wi-Fi, Bluetooth, and Gigabit Ethernet. Supports 16 SIP accounts.

View guide →

Yealink T53W

HD Screen Wi-Fi 8 Keys

Mid-range desk phone with Wi-Fi and Bluetooth. 8 programmable line keys, HD greyscale display.

View guide →

Yealink T46U

Color Screen Gigabit 16 Keys

Business-class color phone with Gigabit Ethernet and 16 programmable line keys.

View guide →

Yealink T41S / T42U

Monochrome HD Voice

Reliable mid-range desk phones. T41S has 3 line keys; T42U has 12 line keys and Gigabit Ethernet.

View guide →

Yealink MP56

Teams Touch Color

Microsoft Teams-optimized desk phone with 7" color touchscreen and dedicated Teams button.

View guide →

Yealink T21P / T23G

Entry-Level 2–3 Lines

Simple, reliable entry-level phones. Ideal for basic calling needs in reception or shared spaces.

View guide →

Common Tasks — All Models

Provisioning a New Yealink Phone Plug in, auto-provision via DVGVoIP server — what to expect

Programming BLF / Speed Dial Keys Set line keys to monitor extensions or one-touch dial — applies to all models

Phone Shows "No Service" or Won't Register Step-by-step diagnosis for a phone that won't connect

Troubleshooting

AI Features NEW

DVGVoIP AI Assistant — Ask Anything Get instant answers about your system 24/7 — no hold music

Try it live

What is the 3CX AI Receptionist? How the AI agent answers calls, routes callers, and handles FAQs automatically

Setting Up the AI Receptionist on Your Account Knowledge source, routing rules, and testing your AI agent

Training Your AI Agent — Best Practices How to write a knowledge base that gives your AI accurate answers

Downloads & Reference

3CX Quick Reference Card (PDF) All dial codes, voicemail shortcuts, transfer steps — print and keep at your desk

PDF

Yealink T54 Desk Phone Guide (PDF) Full reference for calling, transfers, hold, forward, voicemail, speed dial

PDF

3CX Apps — Windows, Mac, iOS, Android Direct links to download every 3CX client app

Video Tutorial Library Short how-to videos for every major feature