Steven M. Bellovin wrote: > On Mon, 20 Mar 2006 12:47:46 -0500 (EST), jnc@xxxxxxxxxxxxxxxxxxx (Noel > Chiappa) wrote: > >> Another option, now that I think about it, though, is a TCP option which >> contained the service name - one well-known port would be the "demux port", >> and which actual application you connected to would depend on the value in >> the TCP option. >> > Like tcpmux, port 1, RFC 1078? Exactly, except to use a TCP option rather than putting the port name in the data stream - where it isn't available until the data is already being exchanged (and ack'd). Joe _______________________________________________ Ietf@xxxxxxxx https://www1.ietf.org/mailman/listinfo/ietf