On Jul 15, 2005, at 11:59, Iljitsch van Beijnum wrote:
For TCP, the issue is less critical as there are already other
mechanisms that allow us to move away from well known port numbers.
One is the SRV DNS record that I mentioned yesterday, but if you set
your way back machine to 1988 you'll find RFC 1078 which accomplishes
the same thing in a different way.
Actually, it looks like 1078 (TCPMUX) basically runs everything over a
connection to TCP port 1, so instead of limiting the connections to a
given service from a single source IP address, you'd be limiting the
connections to all multiplexed services, together, from a single source
IP address. ("Sorry, you can't telnet in, you've got too many IMAP
Now, if you ran TCPMUX on all 64K ports....
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