3CX Basic Certification Question and
answers correctly solved 2025/2026
What operating systems can 3CX be installed on? - correct answers Windows
10, Microsoft Server 2016, 2012 R2, Linux Debian (amd64), or Raspberry Pi.
What are the tested Hypervisor Platforms for 3CX? - correct answers
Microsoft Hyper V (>2008 R2), VMWare ESXi (>5.0), KVM, Citrux XenServer
(>7.0).
What are the hardware prerequisites for 3CX? - correct answers Extension
Count affects Memory, Call Recording affects HDD size and speed, and VoIP
Provider affects Memory (Audio Proxy).
What are the 3 types of 3CX licenses? - correct answers Standard (3CX
FQDN and SMTP only), Pro (Queues, Bridges, Reports, CRM, Hotel),
Enterprise (Advanced Recording Control, Customization of Phone logo,
Standby License, Failover).
What is the default port configuration for 3CX? - correct answers Web Server
HTTP - Default 5000, HTTPS - Default 5001, Sip Server - Default 5060,
Tunnel - Default 5090.
What is the purpose of the 3CX Web-Based Install Wizard? - correct answers
To choose extension length, administrator email, and mail server settings.
What is the purpose of the voicemail feature in 3CX? - correct answers The
voicemail feature in 3CX allows users to leave voice messages when the
recipient is unavailable. It can have different voicemails for different
extensions and different languages.
answers correctly solved 2025/2026
What operating systems can 3CX be installed on? - correct answers Windows
10, Microsoft Server 2016, 2012 R2, Linux Debian (amd64), or Raspberry Pi.
What are the tested Hypervisor Platforms for 3CX? - correct answers
Microsoft Hyper V (>2008 R2), VMWare ESXi (>5.0), KVM, Citrux XenServer
(>7.0).
What are the hardware prerequisites for 3CX? - correct answers Extension
Count affects Memory, Call Recording affects HDD size and speed, and VoIP
Provider affects Memory (Audio Proxy).
What are the 3 types of 3CX licenses? - correct answers Standard (3CX
FQDN and SMTP only), Pro (Queues, Bridges, Reports, CRM, Hotel),
Enterprise (Advanced Recording Control, Customization of Phone logo,
Standby License, Failover).
What is the default port configuration for 3CX? - correct answers Web Server
HTTP - Default 5000, HTTPS - Default 5001, Sip Server - Default 5060,
Tunnel - Default 5090.
What is the purpose of the 3CX Web-Based Install Wizard? - correct answers
To choose extension length, administrator email, and mail server settings.
What is the purpose of the voicemail feature in 3CX? - correct answers The
voicemail feature in 3CX allows users to leave voice messages when the
recipient is unavailable. It can have different voicemails for different
extensions and different languages.
