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UDP Multicast Open (G Dataflow)

Last Modified: August 15, 2017

Opens a UDP multicast socket to send a single datagram to multiple receivers in parallel on the port you specify. UDP multicasting may have less overhead in code and on the network than unicasting because multicasting does not require the sender to maintain a list of clients or send multiple copies of the data to each client.

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Subscribes to a UDP multicast group with read-only access on the port you specify.
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Subscribes to a UDP multicast group with read and write access on the port you specify.
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Opens a UDP multicast socket with write-only access on the port you specify.

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