Specifications

Installing3CXPhoneSystemforWindows
SystemRequirements
SupportedOperatingSystems
3CXPhoneSystemv12.5issupportedonthefollowingoperatingsystems:
● Windows7Professional(x64)
● Windows7Ultimate(x64)
● Windows7Enterprise(x64)
● Windows8Pro(x64)
● Windows8Enterprise(x64)
● Windows8.1Pro(x64)
● Windows8.1Enterprise(x64)
● Windows2008R2Foundation(x64only)
● Windows2008R2Standard(x64only)
● Windows2008R2Enterprise(x64only)
● Windows2008R2Datacenter(x64only)
● Windows2012Foundation(max.15presenceconnectionsonIISinstallations)
● Windows2012Essentials(max.25presenceconnectionsonIISinstallations)
● Windows2012Standard
● Windows2012Datacenter
● Windows2012R2Essentials(max.25presenceconnectionsonIISinstallations)
● Windows2012R2Standard
● Windows2012R2Datacenter
InstallationsonMicrosoft Windows server Core versions are notsupported.InstallationsonSmall
BusinessServer2008arenotrecommended.HoweverifyouwishtouseSBS,ensurethatyou use
Abyssasawebserver.
SupportedHardwareandVMplatforms
The 3CX Phone System is extensively tested to be run as a VM which eliminates the cost of
separate hardware and adds high availability solutions based on the hypervisor infrastructure.
Supportedhypervisorplatformsare:
● VMwareESX5.Xandabove.
● MicrosoftHyperV2008R2andabove.SeeHyperVPageforthespecificsettingsfor
running3CXPhoneSystem.
Avoidusingthe3CXPhoneSystemonconvertedVMs(P2V)becauseaconvertedvirtualmachine
might havetimingissues,whichcausestheguestoperatingsystemnottosyncwiththetimerofthe
hypervisor.
Systemperformancedependsonfivekeyfactors:
● Howmanysimultaneouscallswillthesystemhandle?
● Howmanypeoplewillsimultaneouslyconnecttothepresenceserver?
● Iscallrecordingused?
● AreVoIPProvidersused?
● ArecallroutingsbuildmainlyaroundqueuesandIVRs?