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ManualsBrandsAxis Communications ManualsIntercom SystemA8004-VE Intercom System
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AXISA8004-VENetworkVideoDoorStation
VoiceoverIP(VoIP)
LikeTURN,STUNcanbeusedinfull-cone,address-restrictedcone,andport-restrictedconeNATsetups.STUNisfastbecauseit
islightweight.However,STUNdoesnotallowincomingmessagesfromsymmetricNATs,anditcannotcommunicatewithapeer
behindthesameNATdevice.
TousetheSTUNprotocolforNATtraversal,selectEnableSTUN.ThenentertheaddressoftheSTUNserver.
TraversalUsingRelaysaroundNAT(TURN)
TraversalUsingRelaysaroundNAT(TURN)isaclient-servernetworkprotocolthatenablestheproducttoaskaTURNserverfora
relayedIPaddress.TheTURNserverrespondswithitsIPaddressandportsothattheclientcanusetheminitsSIPmessages.
TURNisprimarilyusedinsymmetricNATsetups.LikeSTUN,TURNcanalsobeusedinfull-cone,address-restrictedcone,and
port-restrictedconeNATsetups.ButbecausetheIPaddressandportprovidedbytheTURNserverarethoseoftheTURNserver
itself,itworkslikearelaythatforwardsinformationtoandfromtheclient.ThismeansthatwhileTURNserversarereliable,
theysometimescauseabitoflatency.
TousetheTURNprotocolforNATtraversal,selectEnableTURN.ThentheaddressoftheTURNserver,theusernameandpassword.
InteractiveConnectivityEstablishment(ICE)
InteractiveConnectivityEstablishment(ICE)enablestheproducttosendarequestthatincludesmultipleaddressestothereceiving
device.Initsresponse,thereceivingdevicealsoincludesmultipleaddresses.Throughaprocessofconnectivitychecks,alsocalled
handshakes,thechannelforcommunicationisestablished.
ICEincreasesthechancesofndingthemostefcientpathtosuccessfulcommunicationbetweenpeerdevices.Ifyoualsoenable
STUNandTURN,youimprovetheICEprotocol’schancesofndingthemostefcientpathtosuccessfulcommunication.
TousetheICEprotocolforNATtraversal,selectEnableICE.
TheAccountSettingsPage
TheAccountSettingspageallowsyoutosetupandmanageSIPaccounts.SeeCreateorEditAccountsonpage32.TheSIPaccounts
canbeveriedbyusingTestSIPCall.SeeMakeTestCallsonpage33.
TheAccountSettingspagealsoincludesanaccountlistthatshowsanoverviewoftheSIPaccountsettings,including:
•Name.SeealsoAccountInformationonpage32.
•SIPaddress.SeealsoAboutSIPAddressesonpage34.
•Transportmode.SeealsoTransportSettingsonpage33.
•Default.SeealsoAccountInformationonpage32.
•Registrationstatus.SeeRegistrationStatusonpage3
1.
Registration
Status
Theaccountstatusisindicatedwithdotsindifferentcolors.Formoredetailedinformationaboutanaccount’sstatus,hoverthe
mousepointeroverthestatusdotorselecttheaccountintheaccountlistandclickModify.
SIPdisabled–SIPisdisabled.
Accountnotregistered–TheSIPaccountisnotregisteredwithaPBX,ortheSIPaccountisapeer-to-peeraccount
whichdoesnotregisteritself.
Provisional–Theproductistryingtoregistertheaccount.
Redirection–Theaccountoraddressneedstoberedirected.
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