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Event.HttpTrigger

The block defines the event generated by receiving of an HTTP commandHttpTrigger

from the intercom HTTP server. When the HTTP command http://ip_addr/enu/trigger/i

is received, the event will be generated whose ID matches the value that followsd

'trigger/' in the HTTP command. The intercom sends a simple reply to this request (200

OK).

Parameters

Name – define a unique HTTP command identifier including alphabetical

characters and digits.

Variables

The HttpTrigger event is always generated by the HTTP command which can carry a list

of user parameters as included in the URI command.

http://ip_address/enu/trigger/id?param1=value1&param2=value2

The list of parameters follows the ? character. Each parameter must include the name

and value separated with the = character. If the list includes more parameters than

one, & is used as the separator.

The HTTP-received parameters are available as HttpTrigger block variables. The

variable name equals to the name of the parameter transferred - $(line.param1) a

$(line.param2)

Example

Event generated by receiving of the following HTTP command: http://ip_addr/enu/trigg

:er/opendoor

Event.HttpTrigger: Name=opendoor

Event.MulticastTrigger

The MulticastTrigger block defines the event generated by receiving of a command sent

via SendMulticastRequest. The request is a message sent by UDP to a multicast

address (235.255.255.250:4433) and can thus be received by multiple devices at the

same time. The message includes the command ID (Command parameter) and

additional optional parameters. The message can be password-secured (Password

parameter).

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2n Helios IP Automation Manual v2.8 Manual de usuario Pagina 16