Specifications

TrunkManagement
Introduction
Outbound and inbound rules dictate how the 3CX Phone System routes calls based on certain
criteria.Youcan,forexample,configurerulestocontrolthroughwhichVoIPgatewayorprovidera
callwillbeplacedwith,basedonleastcostrouting.SothatlocalcallsgothroughyourISDNlines
andinternationalcallsthroughyourVoIPprovider.YoucanalsocreateDID(DirectInwardDialing)
numberswhichwillallowyoutoplacecallsdirectlytoauser’sextension,bypassingthereceptionist
orIVR.
CreatingOutboundCallRules
AnoutboundruledenotesthroughwhichVoIPgateway/provideranoutboundcallshouldbeplaced.
Basedonwhoismakingthecall,thenumberthatisbeingdialledorthelengthofthenumber.
WhenconfiguringaVoIPGatewayoraVoIPProvider,youwillbeaskedtocreateanoutboundrule
thatwillbeusedtoroutecallstotheGatewayorProvider.Youcanalsoedittheserulesorcreate
newonesfromtheoutboundrulesnode.
CreatingaNewOutboundRule
Tocreateanoutboundrule:
1. From3CXManagementConsolemenuunderselect"OutboundRules">"AddOutbound
Rule",andenteranameforthenewrule.
2. Specifythecriteriathatshouldbematchedforthisoutboundruletobetriggeredwith.Inthe
“Applythisruletothesecalls”section,specifyanyofthefollowingoptions:
● Calls to numbers starting with prefix – Apply this rule to all calls starting with the
numberyouspecify.Forexample,enter9tospecifythatallcallsstartingwitha9are
outbound calls and should trigger this rule. Callers should dial “9123456” to reach
number“123456”.
● Calls from extension(s) – Select this option to define particular extensions or
extension ranges for which this rule applies. Specify one or more extensions
separatedbycommas,orspecifyarangeusinga,forexample100120.
● CallstoNumberswithalength of – Selectthisoptiontoapplytheruletonumbers