Axis 02408-001 Axis I8116-E User Manual

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AXISI8116-ENetworkVideoIntercom

Thewebinterface

MQTT

MQTT(MessageQueuingTelemetryTransport)isastandardmessagingprotocolfortheInternetofThings(IoT).Itwasdesignedfor

simpliedIoTintegrationandisusedinawidevarietyofindustriestoconnectremotedeviceswithasmallcodefootprintand

minimalnetworkbandwidth.TheMQTTclientinAxisdevicermwarecansimplifyintegrationofdataandeventsproducedinthe

devicetosystemswhicharenotvideomanagementsoftware(VMS).

SetupthedeviceasanMQTTclient.MQTTcommunicationisbasedontwoentities,theclientsandthebroker.Theclientscan

sendandreceivemessages.Thebrokerisresponsibleforroutingmessagesbetweenclients.

YoucanlearnmoreaboutMQTTinAXISOSPortal.

ALPN

ALPNisaTLS/SSLextensionthatallowsfortheselectionofanapplicationprotocolduringthehandshakephaseoftheconnection

betweentheclientandserver.ThisisusedtoenableMQTTtrafcoverthesameportthatisusedforotherprotocols,suchasHTTP.

Insomecases,theremightnotbeadedicatedportopenforMQTTcommunication.AsolutioninsuchcasesistouseALPNto

negotiatetheuseofMQTTastheapplicationprotocolonastandardport,allowedbytherewalls.

MQTTclient

Connect:TurnonorofftheMQTTclient.

Status:ShowsthecurrentstatusoftheMQTTclient.

Broker

Host:EnterthehostnameorIPaddressoftheMQTTserver.

Protocol:Selectwhichprotocoltouse.

Port:Entertheportnumber.

•1883isthedefaultvalueforMQTToverTCP

•8883isthedefaultvalueforMQTToverSSL

•80isthedefaultvalueforMQTToverWebSocket

•443isthedefaultvalueforMQTToverWebSocketSecure

ALPNprotocol:EntertheALPNprotocolnameprovidedbyyourMQTTbrokerprovider.ThisisonlyapplicablewithMQTToverSSL

andMQTToverWebSocketSecure.

Username:Entertheusernamethattheclientwillusetoaccesstheserver.

Password:Enterapasswordfortheusername.

ClientID:EnteraclientID.Theclientidentierissenttotheserverwhentheclientconnectstoit.

Cleansession:Controlsthebehavioratconnectionanddisconnectiontime.Whenselected,thestateinformationisdiscarded

atconnectanddisconnect.

Keepaliveinterval:Thekeepaliveintervalenablestheclienttodetectwhentheserverisnolongeravailablewithouthaving

towaitforthelongTCP/IPtimeout.

Timeout:Thetimeintervalinsecondstoallowaconnecttocomplete.Defaultvalue:60

Devicetopicprex:UsedinthedefaultvaluesforthetopicintheconnectmessageandLWTmessageontheMQTTclienttab,

andinthepublicationconditionsontheMQTTpublicationtab.

Reconnectautomatically:Specieswhethertheclientshouldreconnectautomaticallyafteradisconnect.

Connectmessage

Speciesifamessageshouldbesentoutwhenaconnectionisestablished.

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Axis 02408-001 I8116-E Network Video Intercom