Specifications

8. You will then be prompted to create your SSL certificate for HTTPS. Fill in your company
name,internal/externalFQDNsandcertificatepassword.
Important Note: In the Internal / External FQDN fields you need to specify your Fully
Qualified Domain Names, for example: “pbx.interobit.local” and “pbx.interobit.com”. This is
requiredforthecreationofyourSSLcertificate.
MakesurethatyoumeetthefollowingRequirements:
● FQDNsmustresolvetothecorrectIPaddresses.
● YourinternalFQDNmustresolvetothelocalIPofyourPBXserver.
● TheexternalFQDNmustresolvetothepublicIP.
If you do not have FQDNs you need to create them in your local DNS or use an Internet DNS
Service.
Readourguideson
● HowtocreateaninternalFQDN
● HowtocreateanexternalFQDN
If you do not have a DNS server, You can enter your internal and external IP addresses in the
correspondingfields.
Note:ThisisonlyfortestingpurposesanditisNOTrecommendedforuseinaproductionPBX.
9. Click“Next”.
10. Ifyouwishtoreviewinstallationsettingsclick“Back”,otherwiseclick“Install”tostartthe
installationof3CXPhoneSystem.
● SetupwillnowcopyallfilesandinstallthenecessaryWindowsservices.
11. Oncetheinstalliscompleteyoucanproceedtoconfigureyoursystembyclicking“Finish”.
Theconfigurationwizardwillopenautomatically.