On Sat, 18 Mar 2006 12:41:25 -0800, "Christian Huitema" <huitema@xxxxxxxxxxxxxxxxxxxxx> wrote: > If there is a reserved range, then it > is easy to start dynamic allocation outside the range. Yes -- this is my point. I don't care about Unix-style privileged ports (and have never liked them anyway), but putting most services outside the well-known dynamic range is a good idea. > > Starting services quickly also helps with the "voluntary collisions" > between system services and applications, but is not foolproof. In any > case, it does not help with collisions between applications, e.g. two > applications trying to use the same port. What does help there is an > easily accessible registration system, so application developers can > easily "do the right thing", i.e. reserve a port and avoid collisions. > Note the emphasis on "easily accessible": if there are too many hoops to > jump through, the developers will likely just pick a number at random. > Right, though it's a delicate dancce. --Steven M. Bellovin, http://www.cs.columbia.edu/~smb _______________________________________________ Ietf@xxxxxxxx https://www1.ietf.org/mailman/listinfo/ietf