On Wednesday, November 20, 1996 8:30 AM, Randy Bush[SMTP:randy@psg.com] wrote: @ The use of address to differentiate between multiple web sites on one host @ was only a hack to get around a gap in the http protocol. This too shall @ pass. @ Some might also claim that there is a limitation in DNS system because "port" numbers can not easily be returned with an IP address. If that had been possible, then one IP address could have been used and different TCP port numbers. With the introduction of AAAA records into the DNS system, there is now an opportunity to send 128 bit binary quantities. Part of that quantity can be interpreted as a 32 bit IP address and part can be interpreted as a port number. -- Jim Fleming UNETY Systems, Inc. Naperville, IL e-mail: JimFleming@unety.net JimFleming@unety.net.s0.g0 (EDNS/IPv8)
You can use MX records with a port number in the PREFERENCE field and a single 4-byte label in the EXCHANGE field. Or use TXT RRs of whatever format you bloody will. Dima Jim Fleming writes:
Some might also claim that there is a limitation in DNS system because "port" numbers can not easily be returned with an IP address. If that had been possible, then one IP address could have been used and different TCP port numbers.
With the introduction of AAAA records into the DNS system, there is now an opportunity to send 128 bit binary quantities. Part of that quantity can be interpreted as a 32 bit IP address and part can be interpreted as a port number.
-- Jim Fleming UNETY Systems, Inc. Naperville, IL
e-mail: JimFleming@unety.net JimFleming@unety.net.s0.g0 (EDNS/IPv8)
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