North American Network Operators Group Date Prev | Date Next | Date Index | Thread Index | Author Index | Historical Re: IP Allocation
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: > [email protected] > [email protected] (EDNS/IPv8) > > - - - - - - - - - - - - - - - - -
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