From: John Beckett 

"Geo"  wrote in message
news::
> Typically it will be your ISP or the backbones that are blocking that.

OK but my point is that on your local network you can send a single IP
datagram that is almost 64K bytes (with the ping -l option; actually ping
usually doesn't allow numbers much above 60,000 or so). The datagram will
be fragmented, but logically it is a single message.

John

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