$def with (squirrel_url, connection_url, ticket) Channels demo

Publish / Subscribe

A PUB channel will send messages to all of the SUB channels wired to the same resource.

Push / Pull

A PUSH channel will send messages to one of the PULL channels wired to the same resource.

Request / Reply

A REQ channel will send messages to one of the REP channels wired to the same resource. The response from the REP channel is routed back to the original REQ channel.

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