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This section was updated in 4.0.23 to move the Enable/disable RPC Client and Auto-reconnect RPC Client to the Sets RPC Client configuration

• RPC Client ID
  • A manually configured MQTT Client ID for this RPC connection
  • Do not use this setting unless it is an absolute requirement that a specific Client ID be used for the connection to the MQTT Server. If left blank, one will be auto-generated. 
• Username
  • Optional username for this RPC connection if required by the MQTT Server
• Password
  • Optional password for this RPC connection if required by the MQTT Server
• CA Certification File
  • CA Certificate file currently in use
• Client Certificate File
  • Client certificate file currently in use
• Client Private Key File
  • Client private key file currently in use
• Password
  • Optional password associated with the certificates private key
• Hostname Verification
  • Enable hostname verification. Enabled by default
• TLS ALPN Extensions
  • Optional TLS ALPN Extensions to use with this connection

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The Sets tab contains Main and Advanced sections RPC Client sections.

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SetsMain SetsMain

Sets - Main

• Name
  • This is the friendly name of the set used to easily identify it.
• Description
  • This is a friendly description of the set.
    

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  PrimaryHost PrimaryHost

  Primary Host ID
  
  • The primary host ID to use for 'state' notifications.
  • If configured, MQTT Transmission will subscribe on 'state' notification topics. If MQTT Transmission is notified that the primary backend application has gone 'offline', it will close it's client connection with the MQTT server and walk to the next MQTT server defined in the set.  If the primary host ID is not set, MQTT Transmission will not subscribe on the notification topics and not receive any 'state' notifications.
  • This must contain only letters, numbers, or any of the following special characters: . $ % @ ! - _ ^ *

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SetsRPCClient

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SetsRPCClient

Sets -

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RPC Client

• Enable/disable RPC Client
  • Enable or disable the RPC MQTT Client 

  • The RPC MQTT Client is used for MQTT publishing from Transmission using Ignition Python scripts

• Auto-reconnect RPC Client
  • If checked, the RPC client will automatically reconnect to the server.
  • If unchecked, the RPC client will try to connect at publish time

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