3cx Basic Certification Test
3CX can only be installed on OS’s that use which architecture? – \u2714\u271464 bit
Which versions of Windows server can you install 3CX on? – \u2714\u27142012 R2, 2016
Which browser are supported by 3CX? – \u2714\u2714Chrome, edge, firefox
Which 3rd software should you not install on a server running 3CX? – \u2714\u2714Exchange, MS SQL,
DNS, VPN
If you are using antivirus software you should – \u2714\u2714Add exclusion for 3cx folders and network
traffic
Which version of .Net is required to run 3CX? – \u2714\u2714.Net 4.6.1
3CX can be installed on a VM which platforms are recommended? – \u2714\u2714Hyper V, ESXi, KVM,
XenServer
3CX offers three types of license keys\u2026 – \u2714\u2714Standard, Pro, Enterprise
The data sent to and from 3CXcannot be sent through a \u2026 – \u2714\u2714HTTPS proxy<\/p>\n\n\n\n
3cx Test Practice Questions
You can receive Voicemail notifications via email, but there is no way to listen to the voice
message this way. – \u2714\u2714f
A caller connected to a “Standard” Digital Receptionist can directly dial the extension number of
a user and get transferred to that extension. – \u2714\u2714t
A single Digital Receptionist can handle multiple callers at the same time. – \u2714\u2714t
When creating inbound rules, can the destination where the incoming call is routed to, be an
outside number? – \u2714\u2714y
When calling a Paging Group, audio only flows from the caller to the members of the paging
group (one-to-many). – \u2714\u2714t
A Ring Group is configured with “Prioritized Hunt” as the ringing strategy. Changing the order
of the members will change the behavior of the Ring Group. – \u2714\u2714t
Can I provision more than one IP phone to an extension, even if the vendor and\/or the models are
different? – \u2714\u2714no<\/p>\n\n\n\n
The Voicemail Transcription (speech-to-text) feature is available only on Pro and Enterprise
License Keys. – \u2714\u2714true
The order of added extensions in a Ring Group does not matter, regardless of which “Ring
Strategy” is used by the Ring Group. – \u2714\u2714f
You can auto-delete Voicemails that are X days old. – \u2714\u2714t
You have created a “Paging Group” with the “Paging Multicast” ring strategy. Local, remote
SBC or remote STUN extensions can auto-answer calls coming from this Paging Group. – \u2714\u2714f
The Tunnel Port can be changed after the installation has been completed whereas the SIP Port
cannot. – \u2714\u2714f
The Voicemail PIN authentication cannot be disabled. – \u2714\u2714f
Have a look at the edition comparison page (https:\/\/www.3cx.com\/ordering\/pricing) and evaluate
the following statement: When installing using a Standard Edition License Key, you can’t use
your own SMTP Server. The 3CX SMTP Service will automatically be used. – \u2714\u2714t
f outbound calls drop after 32 seconds you must make sure that SIP ALG is enabled in your
firewall device and that the provider supports this. – \u2714\u2714f<\/p>\n\n\n\n
3CX Academy, Intermediate Certification
User A from group A has “Show presence to group members” and “Can See group members”
checked, User B from group B has the same. Can they see each others presences? – \u2714\u2714No
Certificates in PFX format are single files containing the certificate and the private key. –
\u2714\u2714True
Is there a way to add a company phonebook contact from the 3CX client – \u2714\u2714Yes
You are using “Prioritized Hunt” as your “Ring Strategy” in Ring Groups. Three extensions are
added as members of this Ring Group (in order A, B, and C). Let’s assume that extension B is
engaged in a call. Extension A and C are available. A new call comes into this Ring Group. If
extension A does not answer the call after the configured “Ring Time” the call will be forwarded
to the “Destination if no answer” – \u2714\u2714False
The way the Digital Receptionist destination is chosen, is controlled by the DTMF tone it
receives. – \u2714\u2714True
In general, calls from a Queue to an IP phone will never leave a missed call notification. –
\u2714\u2714True<\/p>\n\n\n\n
On an existing 3CX installation, if you want to change the public FQDN but keep the same
license key, you must take a backup with all options except “Include License Key & FQDN,”
release the FQDN from the license key, reinstall 3CX, restore the backup and enter the new
FQDN with the old license key. – \u2714\u2714True
When custom prompts are used during the announcement of the Digital Receptionist, the prompt
must be in the format: MP3, encoded in PCM, 8 kHz, 16 bit, mono. – \u2714\u2714False
Can a range of dates be defined as a Holiday? – \u2714\u2714Yes
All extensions are added to the “DEFAULT” group (which can be renamed) upon creation. –
\u2714\u2714True
STUN is a method enabling deskphones to discover their public IP address and port mapping of
their internal SIP port. – \u2714\u2714True
In order to upgrade from V14 latest Service Pack to V15, the correct procedure is: Full Backup
of V14 -> Uninstall V14 -> Install V15 -> during the installation restore V14 backup -> finish
the V15 installation. – \u2714\u2714True<\/p>\n\n\n\n
3CX Academy Advanced Certification
In the criteria of the “Outbound Rules”, “Calls from Extension(s)” having comma separated
values will allow multiple extension ranges to be defined – \u2714\u2714True
The Virtual Extension of the slave must match the master side virtual extension number –
\u2714\u2714True
For extensions that are registered over multiple site-to-site VPNs, by default 3CX delivers the
audio between phones if they are on different subnets. – \u2714\u2714False
On outbound calls to external numbers, 3CX will process “Outbound Rules” in a “Best
Matching” way, depending on how many of the criteria match. – \u2714\u2714False
Wireshark can – without any additional Plugins Decode all Codecs including G711A, G711U,
GSM, G729, G726 – \u2714\u2714False
STUN extensions can be configured to connect to the tunnel port of 3CX instead of the SIP port
for more security. – \u2714\u2714False
The log files of 3CX are never cleaned even when you restart the 3CX Services – \u2714\u2714False<\/p>\n\n\n\n
Once Secure SIP has been configured in 3CX, Secure SIP certificates will need to be deployed
manually in phones and softphones OS so that they can communicate. – \u2714\u2714False
Remote extensions may be provisioned using the HTTP or HTTPS URLs – \u2714\u2714False
The default Voicemail PIN of an extension consist of 4 random alphanumerical characters. –
\u2714\u2714False
Your 3CX has only one SIP Trunk and receives a call from number 8135791691. If you have a
“Inbound CID Reformatting” rule on the Trunk with “Source Pattern” 813(\u2026)(.*) and “Replace
Pattern” \\1\\2, the extension that receives the call will see “5791691” as the caller ID on its
display. – \u2714\u2714True
When 3CX has been installed without a FQDN from 3CX and in split DNS mode, the DNS
server must not be installed on the same machine as the phone system. – \u2714\u2714True
Your Local IP Phone loses the registration to 3CX and you want do troubleshoot the issue. You
should start a Wireshark Capture on the 3CX Server, reboot the phone, and then apply the Filter
sip.Cseq.Method==REGISTER in order to see if registrations are reaching 3CX – \u2714\u2714True
Your 3CX has only one SIP Trunk and receives a call from number 422033272020 and you want
it to be presented on the extension display as +44272020. You can do this with a “Inbound CID<\/p>\n\n\n\n
3CX Academy, Basic Certification, Install 3CX
3CX can be installed on which operating systems? – \u2714\u2714Windows or Linux Operating System
Which windows versions are supported? – \u2714\u2714Windows 10 or anything newer than Microsoft
Server 2012R2
Which version of Linux can you install 3CX on? – \u2714\u2714Debian 9 Stretch
Does the 3CX Linux ISO have the OS and 3CX on it? – \u2714\u2714Yes
What architecture must the operating systems be? – \u2714\u271464-bit architecture
3CX can also be installed on a Raspberry Pi for installations up to how many Simultaneous
Calls? – \u2714\u27148
Which versions of 3CX can be installed on a Raspberry Pi? – \u2714\u2714Standard, PRO and Enterprise
editions
What is the lowest .Net version that must be installed on the the Windows Operating System? –
\u2714\u27144.6.1<\/p>\n\n\n\n
Which of these web browsers is not compatible with 3CX’s modern interface: Google Chrome,
Mozilla Firefox or Microsoft Edge or Microsoft’s Internet Explorer – \u2714\u2714Internet Explorer
Applications that have been known to interfere with 3CX when installed on the same machine
are? – \u2714\u2714Microsoft Exchange, MS SQL, DNS Server software or roles, and VPN software or
adapters.
What must be added to the Anti-Virus software settings? – \u2714\u2714The necessary exceptions
What must the HTTP and HTTPS ports be excluded from? – \u2714\u2714Network traffic scans
What is the only requirement When installing on a Linux Operating System? – \u2714\u2714No other
software is installed
Which Virtualization platforms that have been tested by 3CX ? – \u2714\u2714Microsoft Hyper-V,
VMWare ESXi, KVM and Citrix XenServer
Which Hosted Platforms have been tested? – \u2714\u2714Openstack with KVM, Amazon AWS with EC2
and lightsail machines, Google Cloud Engine, Microsoft’s Azure platform and OVH
Which command can be used for a Debian 9 installation? – \u2714\u2714apt-get<\/p>\n\n\n\n
3cx Basic Certification Test
3CX can only be installed on OS’s that use which architecture? – \u2714\u271464 bit
Which versions of Windows server can you install 3CX on? – \u2714\u27142012 R2, 2016
Which browser are supported by 3CX? – \u2714\u2714Chrome, edge, firefox
Which 3rd software should you not install on a server running 3CX? – \u2714\u2714Exchange, MS SQL,
DNS, VPN
If you are using antivirus software you should – \u2714\u2714Add exclusion for 3cx folders and network
traffic
Which version of .Net is required to run 3CX? – \u2714\u2714.Net 4.6.1
3CX can be installed on a VM which platforms are recommended? – \u2714\u2714Hyper V, ESXi, KVM,
XenServer
3CX offers three types of license keys\u2026 – \u2714\u2714Standard, Pro, Enterprise
The data sent to and from 3CXcannot be sent through a \u2026 – \u2714\u2714HTTPS proxy<\/p>\n","protected":false},"excerpt":{"rendered":"
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