3CX ACADEMY, BASIC
CERTIFICATION QUESTIONS AND
ANSWERS
Google43Chrome43-43answer--Compatible43with433CX
Microsoft43Edge43-43answer--Compatible43with433CX
Mozilla43Firefox43-43answer--Compatible43with433CX
Internet43Explorer43-43answer--Incompatible43with433CX
Exchange43Server43-43answer--Incompatible43with433CX
MS43SQL43-43answer--Incompatible43with433CX
DNS43Server43-43answer--Incompatible43with433CX
Being43a43VPN43Endpoint43-43answer--Incompatible43with433CX
Microsoft43Hyper43V43(>200843R2)43as43Host43Machine43-43answer--
Compatible43with433CX
VMware43ESXi43(>5.0)43as43Host43Machine43-43answer--Compatible43with433CX
KVM43(Virtual43Machines)43as43Host43Machine43-43answer--Compatible43with433CX
Citrix43XenServer43(>7.0)43as43Host43Machine43-43answer--Compatible43with433CX
Installing433CX43on43Bare43Metal43server43can43be43done43with43-43answer--3CX43ISO
Installing433CX43on43Local43Hyper-Visor43server43can43be43done43with43-43answer--
3CX43ISO
Installing433CX43on43Google43Cloud43server43can43be43done43with43-43answer--
PBXexpress
, Installing433CX43on43Amazon43EC243server43can43be43done43with43-43answer--
PBXexpress
Installing433CX43on43OVH43server43can43be43done43with43-43answer--PBXexpress
Installing433CX43on431&143server43can43be43done43with43-43answer--PBXexpress
Installing433CX43on43Open43Stack43API43v243(Nova)43server43can43be43done43with43-
43answer--PBXexpress
Installing433CX43on43a43general43cloud43provided43Linux43server43can43be43done43with43
-43answer--apt-get
RFC43Compliant43Internal43Network43(Required43by433CX)43-43answer--
10.x.x.x,43172.16.x.x-172.31.x.x,43and43192.168.x.x
(T/F)43It43is43recommended43to43leave43unused43network43interfaces/
adapters43enabled43on43your433CX43server.43-43answer--FALSE
(T/F)43It43is43recommended43to43disable43unused43network43interfaces/
adapters43on43your433CX43server.43-43answer--TRUE
(T/F)43It43is43recommended43to43use43a43wired43connection43on43your433CX43server.43-
43answer--TRUE
(T/
F)43It43is43recommended43to43use43either43a43wired43or43wireless43connection43on43your4
33CX43server.43-43answer--FALSE
(Y/
N)43Is43Microsoft43Internet43Explorer43a43supported43browser43to43access43and43operate
43the433CX43Management43Console?43-43answer--No
(Y/
N)43I43reinstall433CX43and43I43would43like43to43change43the433CX43FQDN.43Is43it43possibl
e43to43unbind43the43key-FQDN43mapping43myself?43-43answer--Yes
https://www.3cx.com/docs/key-already-bound/
(Y/N)43Is43the43port43range43UDP:9000-950043used43for43VoIP43Providers43to43deliver/
receive43audio43but43not43for43delivering43audio43to43local43IP43phones?43-43answer--
Yes?
https://www.3cx.com/docs/manual/firewall-router-configuration/
CERTIFICATION QUESTIONS AND
ANSWERS
Google43Chrome43-43answer--Compatible43with433CX
Microsoft43Edge43-43answer--Compatible43with433CX
Mozilla43Firefox43-43answer--Compatible43with433CX
Internet43Explorer43-43answer--Incompatible43with433CX
Exchange43Server43-43answer--Incompatible43with433CX
MS43SQL43-43answer--Incompatible43with433CX
DNS43Server43-43answer--Incompatible43with433CX
Being43a43VPN43Endpoint43-43answer--Incompatible43with433CX
Microsoft43Hyper43V43(>200843R2)43as43Host43Machine43-43answer--
Compatible43with433CX
VMware43ESXi43(>5.0)43as43Host43Machine43-43answer--Compatible43with433CX
KVM43(Virtual43Machines)43as43Host43Machine43-43answer--Compatible43with433CX
Citrix43XenServer43(>7.0)43as43Host43Machine43-43answer--Compatible43with433CX
Installing433CX43on43Bare43Metal43server43can43be43done43with43-43answer--3CX43ISO
Installing433CX43on43Local43Hyper-Visor43server43can43be43done43with43-43answer--
3CX43ISO
Installing433CX43on43Google43Cloud43server43can43be43done43with43-43answer--
PBXexpress
, Installing433CX43on43Amazon43EC243server43can43be43done43with43-43answer--
PBXexpress
Installing433CX43on43OVH43server43can43be43done43with43-43answer--PBXexpress
Installing433CX43on431&143server43can43be43done43with43-43answer--PBXexpress
Installing433CX43on43Open43Stack43API43v243(Nova)43server43can43be43done43with43-
43answer--PBXexpress
Installing433CX43on43a43general43cloud43provided43Linux43server43can43be43done43with43
-43answer--apt-get
RFC43Compliant43Internal43Network43(Required43by433CX)43-43answer--
10.x.x.x,43172.16.x.x-172.31.x.x,43and43192.168.x.x
(T/F)43It43is43recommended43to43leave43unused43network43interfaces/
adapters43enabled43on43your433CX43server.43-43answer--FALSE
(T/F)43It43is43recommended43to43disable43unused43network43interfaces/
adapters43on43your433CX43server.43-43answer--TRUE
(T/F)43It43is43recommended43to43use43a43wired43connection43on43your433CX43server.43-
43answer--TRUE
(T/
F)43It43is43recommended43to43use43either43a43wired43or43wireless43connection43on43your4
33CX43server.43-43answer--FALSE
(Y/
N)43Is43Microsoft43Internet43Explorer43a43supported43browser43to43access43and43operate
43the433CX43Management43Console?43-43answer--No
(Y/
N)43I43reinstall433CX43and43I43would43like43to43change43the433CX43FQDN.43Is43it43possibl
e43to43unbind43the43key-FQDN43mapping43myself?43-43answer--Yes
https://www.3cx.com/docs/key-already-bound/
(Y/N)43Is43the43port43range43UDP:9000-950043used43for43VoIP43Providers43to43deliver/
receive43audio43but43not43for43delivering43audio43to43local43IP43phones?43-43answer--
Yes?
https://www.3cx.com/docs/manual/firewall-router-configuration/