Newsgroups : Borland : borland.public.delphi.internet.winsock : 2008 Jan : UDP Multicast ?

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UDP Multicast ?

Subject:UDP Multicast ?
Posted by:"Daniel Mauric" (danny at neobee dot net)
Date:Thu, 10 Jan 2008 11:35:47

I have the following situation:

Local network environment with a single server that frequently sends
messages to all clients. Same message to all clients. There are about 20-40
clients. Messages are of various length, up to about 1000 bytes, but an
average of about 200 bytes, and occur about once per second. I was thinking
of implementing this using UDP multicast. Would that be more efficient that
TCP? Also would it generate less network traffic ?

Also I need clients to send messages to a group of clients. Destination
clients are predefined so they could join a  multicast group.

In theory UDP is not guaranteed to deliver, but I understand that in reality
in a local network of adequate bandwidth it is 100% safe. Is that correct ?

Any suggestions are welcome.

Regards,
Danny

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