Configuration / Help Guides

Advanced

• Caller ID Reformatting
• CDR - Call Data Records
• Configuring Failover with 3CX
• Deploy Windows Desktop App via AD Group Policy
• Linux Failover Scripts
• Mass Deploy 3CX PWA App for Terminal Server Users
• Using an FTP Server for 3CX Backups - Linux
• Using an FTP Server for 3CX Backups - Windows
• Variables in E-Mail Templates
• 3CX Backup & Restore Commands
• 3CX Phone System Parameters Table - Descriptions etc.
• Analyse SIP Communications with 3CX Log Viewer
• Create an SBC High Availability (HA) Cluster
• Creating and Converting OpenSSH Keys
• Customizing Email Templates
• Deploying 3CX and Provisioning Settings via setupconfig.xml
• Enabling Multi-Account Support for SIP Trunks
• How to Install Multi-Line TAPI
• How to Use Your Own SSL & FQDN Certificate
• Installing 3CX Phone System on a Hyper-V VM
• Phone Firmware
• Variables used in the 3CX Provisioning Templates
• Call Control API for Linux
• Call Control API for Windows
• Sample Call Processing Script for PIN
• Dynamic E911 with Geolocation Support User Guide
• Configuring Google SSO Single Sign-On
• Microsoft 365 Integration

General

• Connecting 3CX Phones Systems (Bridges)
• How to upgrade to v20
• Registering your 3CX FREE Subscription
• Call by name
• Collecting Logs for 3CX Support
• Configuring Google Cloud Storage for 3CX
• Hardware Requirements for V20
• Hot Desking
• How Can I Localize Prompt Sets
• How to Check for and Block “Anonymous” Callers
• How to Enable Callback on Unsuccessful Blind Transfer | 3CX
• How to Migrate to 3CX Hosted
• Importing Extensions in Bulk - CSV File Structure
• Inbound Rules - Routing incoming calls
• PBX Dial Codes - How to use them directly from your phone
• PBX Event Logs
• Voicemail and Recording Transcription
• Assign your 3CX System Owner
• Converting Unsupported Audio Files to WAV
• Configuring Jabra Headsets
• What SIP responses will cause 3CX to skip to next outbound rule?
• Scheduled Reports

Firewall & Router Configuration Help

These apply to on-premise installs only!

• Configuring a Cisco Router with 3CX
• Configuring a Draytek 2820 Firewall with 3CX
• Configuring a FortiGate 40F Firewall with 3CX
• Configuring a MikroTik with 3CX
• Configuring a pfSense Firewall with 3CX
• Configuring a SonicWALL Firewall with 3CX
• Configuring a Watchguard XTM with 3CX
• Configuring an AVM FritzBox with 3CX
• Why the firewall check does not lie

Security

• 3CX PBX Security - Reset credentials/Passwords
• 3CX Phone System Anti Hacking – Whitelist/Blacklist

Hotel Integration Related Guides

• 3CX PMS Protocol Specification
• Configuring and using the WakeUp/Reminder call feature
• Configuring the Billing Interface
• Hotel Software / PMS Integration (Fidelio / Mitel)
• The 3CX Hotel Module

IP Phone Related Guides

• Blind and Attended Transfer with Polycom IP 335
• Configuring the BLF buttons
• Customizing your IP Phone Background logo
• How to Check Your Voicemail using Yealink T41/T42
• How to Configure Secure SIP-TLS
• How to Factory Reset your IP Phone

Troubleshooting

• Android: Not getting new call notifications?
• Microsoft 3CX Teams Integration Configuration Troubleshooting
• Network Capture from Web Interface
• Troubleshooting DID Numbers

Last Updated

This document was last updated 29 April 2024

https://www.3cx.com/docs/