1
3CX ADVANCED CERTIFICATION/3CX ACADEMY
ADVANCED CERTIFICATION EXAM-2026 JUST
RELEASED VERSION
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. - ✔✔✔ANSWER-True
, 2
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. -
✔✔✔ANSWER-True
The log files of 3CX are never cleaned even when you restart the 3CX Services -
✔✔✔ANSWER-False
Assume the following scenario: 2 Phone Systems bridged over a site-to-site VPN
connection. Phone system A on network 192.168.9.xxx, Phone System B on network
192.168.3.xxx. The options "Supports Re-Invite" and "Supports Re-places" are
enabled on the bridge settings. When a call is established between an
extension from PBX A to an extension behind PBX B, the audio will be exchanged directly
between the 2 extensions. - ✔✔✔ANSWER-False
In the criteria of the "Outbound Rules", "Calls from Extension(s)" having comma
separated values will allow multiple extension ranges to be defined - ✔✔✔ANSWER-
True
The Virtual Extension of the slave must match the master side virtual extension
number - ✔✔✔ANSWER-True
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. - ✔✔✔ANSWER-
False
3CX ADVANCED CERTIFICATION/3CX ACADEMY
ADVANCED CERTIFICATION EXAM-2026 JUST
RELEASED VERSION
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. - ✔✔✔ANSWER-True
, 2
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. -
✔✔✔ANSWER-True
The log files of 3CX are never cleaned even when you restart the 3CX Services -
✔✔✔ANSWER-False
Assume the following scenario: 2 Phone Systems bridged over a site-to-site VPN
connection. Phone system A on network 192.168.9.xxx, Phone System B on network
192.168.3.xxx. The options "Supports Re-Invite" and "Supports Re-places" are
enabled on the bridge settings. When a call is established between an
extension from PBX A to an extension behind PBX B, the audio will be exchanged directly
between the 2 extensions. - ✔✔✔ANSWER-False
In the criteria of the "Outbound Rules", "Calls from Extension(s)" having comma
separated values will allow multiple extension ranges to be defined - ✔✔✔ANSWER-
True
The Virtual Extension of the slave must match the master side virtual extension
number - ✔✔✔ANSWER-True
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. - ✔✔✔ANSWER-
False
