3CX ACADEMY Advanced Certification Exam
Test With 100% Correct Verified Answers
Already Graded A+ Brand New 2025
STUN extensions can be configured to connect to the tunnel port of 3CX
instead of the SIP port for more security. - ✔✔✔ Correct Answer > False
The log files of 3CX are never cleaned even when you restart the 3CX
Services - ✔✔✔ Correct Answer > False
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. - ✔✔✔ Correct Answer > False
,Remote extensions may be provisioned using the HTTP or HTTPS URLs -
✔✔✔ Correct Answer > False
The default Voicemail PIN of an extension consist of 4 random
alphanumerical characters. - ✔✔✔ Correct Answer > False
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(...)(.*) and "Replace Pattern" \1\2, the
extension that receives the call will see "5791691" as the caller ID on its
display. - ✔✔✔ Correct Answer > True
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. - ✔✔✔ Correct Answer > True
,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 - ✔✔✔ Correct Answer > True
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
Reformatting" rule on the Trunk with "Source Pattern" 44(..)(..)(.*) and
"Replace Pattern" +44\3. - ✔✔✔ Correct Answer > True
When selecting the option "I need a 3CX FQDN" an internal DNS is not
mandatory - ✔✔✔ Correct Answer > True
The order of "Inbound Rules" is not important when you have DID and
CID "Inbound Rules", CIDs always have higher priority. - ✔✔✔ Correct
Answer > False
Test With 100% Correct Verified Answers
Already Graded A+ Brand New 2025
STUN extensions can be configured to connect to the tunnel port of 3CX
instead of the SIP port for more security. - ✔✔✔ Correct Answer > False
The log files of 3CX are never cleaned even when you restart the 3CX
Services - ✔✔✔ Correct Answer > False
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. - ✔✔✔ Correct Answer > False
,Remote extensions may be provisioned using the HTTP or HTTPS URLs -
✔✔✔ Correct Answer > False
The default Voicemail PIN of an extension consist of 4 random
alphanumerical characters. - ✔✔✔ Correct Answer > False
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(...)(.*) and "Replace Pattern" \1\2, the
extension that receives the call will see "5791691" as the caller ID on its
display. - ✔✔✔ Correct Answer > True
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. - ✔✔✔ Correct Answer > True
,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 - ✔✔✔ Correct Answer > True
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
Reformatting" rule on the Trunk with "Source Pattern" 44(..)(..)(.*) and
"Replace Pattern" +44\3. - ✔✔✔ Correct Answer > True
When selecting the option "I need a 3CX FQDN" an internal DNS is not
mandatory - ✔✔✔ Correct Answer > True
The order of "Inbound Rules" is not important when you have DID and
CID "Inbound Rules", CIDs always have higher priority. - ✔✔✔ Correct
Answer > False
