Home Assistant

Telnet

The telnet switch integrationIntegrations connect and integrate Home Assistant with your devices, services, and more. [Learn more] allows you to control devices with telnet commands.

To enable this integrationIntegrations connect and integrate Home Assistant with your devices, services, and more. [Learn more], add the following lines to your configuration.yamlThe configuration.yaml file is the main configuration file for Home Assistant. It lists the integrations to be loaded and their specific configurations. In some cases, the configuration needs to be edited manually directly in the configuration.yaml file. Most integrations can be configured in the UI.[Learn more] file. After changing the configuration.yamlThe configuration.yaml file is the main configuration file for Home Assistant. It lists the integrations to be loaded and their specific configurations. In some cases, the configuration needs to be edited manually directly in the configuration.yaml file. Most integrations can be configured in the UI.[Learn more] file, restart Home Assistant to apply the changes. To view the changes, go to Settings > Devices & services > Entities.

# Example configuration.yaml entry
switch:
  - platform: telnet
    switches:
      projector:
        resource: THE_IP_ADDRESS
        port: 4002
        command_on: "PWR ON"
        command_off: "PWR OFF"
        command_state: "PWR?"
        value_template: '{{ value == "PWR=01" }}'
        timeout: 0.9

Configuration Variables

Looking for your configuration file?
switches list Required

The array that contains all switches.

identifier list Required

Name of the switch as slug. Multiple entries are possible.

resource string Required

Host name or IP address of the device.

port integer (Optional, default: 23)

Port to connect to.

command_on string Required

Command to turn device on.

command_off string Required

Command to turn device off.

command_state string (Optional)

Command to determine the state of the switch. If not defined the switch will assume successful state changes.

value_template template (Optional)

The template evaluating to true will indicate that the switch is on.

name string (Optional)

The name used to display the switch in the frontend.

timeout float (Optional, default: 0.2)

How long to wait for a reply after a telnet command is sent.

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