Axis 02370-001 Axis C8110 User Manual

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AXISC8110NetworkAudioBridge

Thedeviceinterface

MQTT

MQTT(MessageQueuingTelemetryTransport)isastandardmessagingprotocolfortheInternetofThings(IoT).Itwasdesignedfor

simpliedIoTintegrationandisusedinawidevarietyofindustriestoconnectremotedeviceswithasmallcodefootprintand

minimalnetworkbandwidth.TheMQTTclientinAxisdevicermwarecansimplifyintegrationofdataandeventsproducedinthe

devicetosystemswhicharenotvideomanagementsystems(VMS).

SetupthedeviceasanMQTTclient.MQTTcommunicationisbasedontwoentities,theclientsandthebroker.Theclientscan

sendandreceivemessages.Thebrokerisresponsibleforroutingmessagesbetweenclients.

YoucanlearnmoreaboutMQTTinAXISOSPortal.

MQTTclient

Connect:TurnonorofftheMQTTclient.

Status:ShowsthecurrentstatusoftheMQTTclient.

Broker

Host:EnterthehostnameorIPaddressoftheMQTTserver.

Protocol:Selectwhichprotocoltouse.

Port:Entertheportnumber.

•1883isthedefaultvalueforMQTToverTCP

•8883isthedefaultvalueforMQTToverSSL

•80isthedefaultvalueforMQTToverWebSocket

•443isthedefaultvalueforMQTToverWebSocketSecure

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.

Sendmessage:Turnontosendmessages.

Usedefault:Turnofftoenteryourowndefaultmessage.

Topic:Enterthetopicforthedefaultmessage.

Payload:Enterthecontentforthedefaultmessage.

Retain:SelecttokeepthestateofclientonthisTopic

QoS:ChangetheQoSlayerforthepacketow.

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Axis 02370-001 C8110 Network Audio Bridge