3CX BASIC CERTIFICATION EXAM
QUESTIONS AND ANSWERS
What operating systems can 3CX be installed on?
Windows 10, Microsoft Server 2016, 2012 R2, Linux Debian (amd64), or Raspberry Pi.
What are the tested Hypervisor Platforms for 3CX?
Microsoft Hyper V (>2008 R2), VMWare ESXi (>5.0), KVM, Citrux XenServer (>7.0).
What are the hardware prerequisites for 3CX?
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?
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?
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?
To choose extension length, administrator email, and mail server settings.
What is the purpose of the voicemail feature in 3CX?
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.
What are Ring Groups and Paging Groups in 3CX?
Ring Groups merge multiple extension numbers into a single number, while Paging
Groups merge multiple extensions into one single number, with all member extensions
auto-answering with one-way audio from the caller to members.
What is a SIP Trunk?
Provides Public Switched Telephone Network (PSTN) access and transport via existing
internet lines.
What is a DID in the context of 3CX?
DID stands for Direct Inward Dialing. It's used to route incoming calls to a destination
based on the dialed number.
What are the Outbound Caller ID options in 3CX?
If you want all extensions to have the same caller ID, go to SIP Trunk > 'Your Trunk'>
Caller ID > Configure Outbound Caller ID. If you want separate extensions to have
different numbers, go to Extension>Extension>General>Outbound Caller ID.
What are common problems in 3CX?
Outbound call drops after 32s, One Way Audio (Cannot hear but can speak), Firewall
Check not Passed, Wrong Public IP, Active SIP ALG.
What are the features of Voicemail in 3CX?
QUESTIONS AND ANSWERS
What operating systems can 3CX be installed on?
Windows 10, Microsoft Server 2016, 2012 R2, Linux Debian (amd64), or Raspberry Pi.
What are the tested Hypervisor Platforms for 3CX?
Microsoft Hyper V (>2008 R2), VMWare ESXi (>5.0), KVM, Citrux XenServer (>7.0).
What are the hardware prerequisites for 3CX?
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?
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?
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?
To choose extension length, administrator email, and mail server settings.
What is the purpose of the voicemail feature in 3CX?
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.
What are Ring Groups and Paging Groups in 3CX?
Ring Groups merge multiple extension numbers into a single number, while Paging
Groups merge multiple extensions into one single number, with all member extensions
auto-answering with one-way audio from the caller to members.
What is a SIP Trunk?
Provides Public Switched Telephone Network (PSTN) access and transport via existing
internet lines.
What is a DID in the context of 3CX?
DID stands for Direct Inward Dialing. It's used to route incoming calls to a destination
based on the dialed number.
What are the Outbound Caller ID options in 3CX?
If you want all extensions to have the same caller ID, go to SIP Trunk > 'Your Trunk'>
Caller ID > Configure Outbound Caller ID. If you want separate extensions to have
different numbers, go to Extension>Extension>General>Outbound Caller ID.
What are common problems in 3CX?
Outbound call drops after 32s, One Way Audio (Cannot hear but can speak), Firewall
Check not Passed, Wrong Public IP, Active SIP ALG.
What are the features of Voicemail in 3CX?
