Axis C8033 - Page 24

AXISC8033NetworkAudioBridge
Thedeviceinterface
LastWillandTestamentmessage
TheLastWillTestament(LWT)letsaclientprovideatestamentalongwithitscredentialswhenconnectingtothebroker.Ifthe
clientdisconnectsungracefullyatsomepointlater(maybebecausehispowersourcedied),itcanletthebrokerdeliveramessage
tootherclients.ThisLWTmessagehasthesameformasanordinarymessageandgetsroutedviathesamemechanics.
Sendmessage:Turnontosendmessages.
Usedefault:Turnofftoenteryourowndefaultmessage.
Topic:Enterthetopicforthedefaultmessage.
Payload:Enterthecontentforthedefaultmessage.
Retain:SelecttokeepthestateofclientonthisTopic
QoS:ChangetheQoSlayerforthepacketow.
MQTTpublication
Usedefaultconditionprex:Selecttousethedefaultconditionprex,thatisdenedusingthedevicetopicprexinthe
MQTTclienttab.
Includeconditionname:SelecttoincludethetopicsthatdescribetheconditionintheMQTTtopic.
Includeconditionnamespaces:SelecttoincludeONVIFtopicnamespacesintheMQTTtopic.
Includeserialnumber:Selecttoincludethedevice’sserialnumberintheMQTTpayload.
Addcondition:Clicktoaddacondition.
Retain:DeneswhichMQTTmessagesaresentasretained.
•None:Sendallmessagesasnon-retained.
•Property:Sendonlystatefulmessagesasretained.
•All:Sendbothstatefulandstatelessmessagesasretained.
QoS:SelectthedesiredlevelfortheMQTTpublication.
MQTTsubscriptions
Addsubscription:ClicktoaddanewMQTTsubscription.
Subscriptionlter:EntertheMQTTtopicthatyouwanttosubscribeto.
Usedevicetopicprex:AddthesubscriptionlterasprextotheMQTTtopic.
Subscriptiontype:
•Stateless:SelecttoconvertMQTTmessagesintoastatelessmessage.
•Stateful:SelecttoconvertMQTTmessagesintoacondition.Thepayloadisusedasthestate.
QoS:SelectthedesiredlevelfortheMQTTsubscription.
SIP
SIPsettings
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